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CURRICULUM VITAE

Volkan Ozben

MD, Assoc. Prof. Dr. , FTBS, FEBC

I. PERSONAL INFORMATION

Name and surname : Volkan Ozben

Date of birth : January 27th, 1977

Place of birth : Kirikkale, Turkey

Nationality : Turkey

Contact Information:

Work Address: Department of General Surgery, Acibadem Mehmet Ali Aydinlar

University, School of Medicine, Acibadem Atakent Hospital, Halkalı

Merkez mh, Turgut Ozal Bulvari, No:16, 34303, Kucukcekmece,

Istanbul, Turkey.

Phone number: +90 534 648 46 78 (mobile)

E-mail : volkanozben@yahoo.co.uk

II. SPECIAL AREAS OF INTEREST

Colon and rectal surgery, Robotic surgery, Laparoscopic surgery, Colon cancer, Rectal cancer Diverticular disease, Inflammatory bowel diseases (ulcerative colitis, Crohn’s disease), Abdominal wall hernias, Inguinal hernias, Hemorrhoidal disease, Anal fistula, Anal fissur, Anal abscess, Pilonidal sinus disease, Apandicitis, Gallbladder diseases

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III. PRESENT APPOINTMENT

Jan 26, 2015 - ongoing Staff surgeon Department of General Surgery, Acibadem University Atakent Hospital, Istanbul, Turkey

IV. PAST APPOINTMENT Jan 1, 2014 – Dec 31, 2014 Research Fellowship

Digestive Disease Institude, Department of Colorectal Surgery, Cleveland Clinic, Cleveland, Ohio, USA

Sep 4, 2010 – Nov 12, 2012 Staff surgeon (compulsory service) Surmene State Hospital, General Surgery Clinic Surmene, Trabzon, Turkey

V. EDUCATIONAL PROFILE

May 2004 – Apr 2010 Residency in General Surgery Department of General Surgery, Istanbul University Cerrahpasa School of Medicine, Istanbul, Turkey

(Specialist in General Surgery, Ministry of Health, Turkey, 2012, Diploma no. 85301)

July 2002 – June 2003 Internship Marmara University, School of Medicine Istanbul, Turkey

Sep 1994 – June 2003 Doctor of Medicine Marmara University, School of Medicine Istanbul, Turkey (Diploma no: 2003-94/061)

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VI. POST-DOCTORAL TRAINING

May 29, 2018 – June 26, 2018 Visiting Clinician Department of Colorectal Surgery, Mayo Clinic,

Rochester, MN, USA July 4, 2016 – Aug 5, 2016 Clinical Observership

Department of Colorectal Surgery, Columbia University New York Presbyterian Hospital, New York, USA

Sep 2, 2012 – Nov 4, 2012 Clinical Observership Digestive Disease Institude, Department of Colorectal Surgery, Cleveland Clinic, Cleveland, Ohio, USA July 1, 2006 – July 31, 2006 Visiting Resident Department of Emergency, High Barnet Hospital London, UK Jan 1, 2003 – Jan 31, 2003 Clinical Observership Department of General Surgery, Vascular Division St. Thomas’ Hospital, London, UK

VII. LANGUAGES

1. Turkish (native)

2. English (proficient)

1. Electronic Foreign Language Examination, 2018, Turkey

2. Interuniversity Foreign Language Examination, 2012, Turkey

3. Public Personnel Foreign Language Proficiency Exam, 2011, Turkey

4. TOEFL, 2011

5. Cambridge Proficiency A.R.E.L.S. Diploma. Stanton School of English, July, 1998,

London, UK

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VIII. CERTIFICATIONS

1. Fellow of Turkish Surgical Association

2. Fellow of European Board of Coloproctology

IX. LICENSURES

1. Educational Commission for Foreign Medical Graduates (ECFMG) certification

2. Certificate of da Vinci System Training As a Console Surgeon

X. AWARDS AND SCHOLARSHIPS

1. Acibadem University academic achievement award, May 30, 2019, Istanbul, Turkey

2. Acibadem University academic achievement award, March 8, 2018, Istanbul, Turkey

3. Acibadem University academic achievement award, March 3, 2017, Istanbul, Turkey

4. Research Fellowship funded by the Turkish Foundation of Fight Against Cancer, 2014

5. British Journal of Radiology - MRRA (UK) new technologies prize, 2012

6. Turkish Surgical Association Dr. Feza Remzi Cleveland Clinic scholarship award, 2012

7. Turkish Surgical Association Board oral exam (ranked 1st in Turkey), Nov 26, 2011

8. Turkish Surgical Association Board written exam (ranked 1st in Turkey), Oct 22, 2011

9. Turkish Surgical Association Board Recognition award, 2011

10. OSYM general surgery subspecialty exam (ranked 5th in Turkey), July 16, 2011

11. Turkish Surgical Association publication encouragement award, 2010

12. Best podium presentation award (first place). 22th National Cancer Congress, April 19-23, 2017, Turkey

13. Best video presentation award (first place). XVI. National Colon and Rectum Surgery Congress. May 16-20, 2017, Turkey

14. Best video presentation award (third place). XV. National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey

15. Best video presentation award (first place). Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA

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X1. TRAINING COURSES ATTENTED

1. Transanal Endoscopic Micosurgery Course, May 15, 2013, Antalya, Turkey

2. Postgraduate Course: Laparoscopic Colorectal Surgery. Nov 22, 2012, Istanbul, Turkey

3. Course on Animal Models in Experimental Surgery. Dec 7, 2011, Ankara, Turkey 4. Turkish Society of Colon and Rectal Surgery, Laparoscopic Colorectal Surgery Course.

Apr 1-2, 2010, I.U. Cerrahpasa Medical Faculty, Istanbul, Turkey

5. Course on Clinical Research in Surgery. March 27, 2010, I.U. Medical Faculty, Istanbul, Turkey

XII. MEMBERSHIP OF ORGANIZATIONS AND ASSOCIATIONS

1. American Society of Colon and Rectal Surgeons

2. European Society of Coloproctology

3. Turkish Surgical Association

4. Turkish Society of Colon and Rectal Surgery

5. National Society of Endoscopic and Laparoscopic Surgery

6. Turkish Medical Association, Istanbul Medical Chamber

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XIII. PUBLICATIONS

A) Publications in International Journals

1. EuroSurg Collaborative. Safety and efficacy of non-steroidal anti-inflammatory drugs to reduce ileus after colorectal surgery. Br J Surg. 2019 Oct 9. doi:10.1002/bjs.11326. [Epub ahead of print] PubMed PMID: 31595986.

2. Ozben V, de Muijnck C, Karabork M, Ozoran E, Zenger S, Bilgin IA, Aytac E, Baca B, Balik E, Hamzaoglu I, Karahasanoglu T, Bugra D. The da Vinci Xi system for robotic total/subtotal colectomy vs. conventional laparoscopy: short-term outcomes. Tech Coloproctol. 2019 Aug 27. doi: 10.1007/s10151-019-02066-y. [Epub ahead of print] PubMed PMID: 31456106.

3. Bilgin IA, Yozgatli T, Aytac E, Ozben V, Baca B, Hamzaoglu IH, Karahasanoglu T. Standardized totally robotic complete mesocolic excision for right-sided colon cancer - a video vignette. Colorectal Dis. 2019 Aug 1. doi: 10.1111/codi.14800. [Epub ahead of print] PubMed PMID: 31370101.

4. Esen E, Karahasanoglu T, Ozben V, Aytac E, Baca B, Hamzaoglu I, Remzi F.

Complete response after neoadjuvant treatment for rectal cancer (Letter to editor - Long-term outcomes of clinical complete responders after neoadjuvant treatment for rectal cancer in the International Watch & Wait Database, IWWD), April 2019, The Lancet 393(10182):1694.

5. Yozgatli TK, Aytac E, Ozben V, Bayram O, Gurbuz B, Baca B, Balik E, Hamzaoglu I, Karahasanoglu T, Bugra D. Robotic Complete Mesocolic Excision Versus Conventional Laparoscopic Hemicolectomy for Right-Sided Colon Cancer. J Laparoendosc Adv Surg Tech A. 2019 Feb 26. doi: 10.1089/lap.2018.0348. [Epub ahead of print]

6. GlobalSurg Collaborative. Pooled analysis of WHO Surgical Safety Checklist use

and mortality after emergency laparotomy. Br J Surg. 2019 Jan;106(2):e103-e112. doi: 10.1002/bjs.11051.

7. Esen E, Aytac E, Ozben V, Bas M, Bilgin I, Aghayeva A, Baca B, Hamzaoglu I, Karahasanoglu T. Adoption of robotic technology in Turkey: a nationwide analysis on caseload and platform used. Int J Med Robot. 2019;15(1):e1962.

8. Ozben V, Ozuner G, Isik O, Gorgun E, Stocchi L, Liu X. Impact of omental pedicle flap creation on anastomotic leak and septic complications after low pelvic anastomosis: a study from the NSQIP database. Int J Colorectal Dis. 2018;33:1733-1739.

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9. Hamzaoglu I, Baca B, Esen E, Aytac E, Ozben V, Aghayeva A, Bilgin IA,

Karahasanoglu T. Short-term Results After Totally Robotic Restorative Total Proctocolectomy With Ileal Pouch Anal Anastomosis for Ulcerative Colitis. Surg Laparosc Endosc Percutan Tech. 2019 Feb 12. doi: 10.1097/SLE.0000000000000645. [Epub ahead of print]

10. Aytaç E, Aslan F, Çicek B, Erdamar S, Gürses B, Güven K, Falay O, Karahasanoğlu T, Biricik FS, Selek U, Atalar B, Balık E, Tözün N, Rozanes İ, Arıcan A, Hamzaoğlu İ, Baca B, Mandel NM, Saruç M, Göksel S, Demir G, Ağaoğlu F, Yakıcıer C, Özbek U, Özben V, Özyar E, Güner AL, Er Ö, Kaban K, Bölükbaşı Y, Buğra D, The İstanbul Group. Dealing with the gray zones in the management of gastric cancer: The consensus statement of the İstanbul Group. Turk J Gastroenterol. 2018 DOI: 10.5152/tjg.2018.18737

11. Yozgatli TK, Bilgin IA, Bengur FB, Bas M, Ozben V, Aytac E, Baca B, Hamzaoglu I, Karahasanoglu T. Simultaneous laparoscopic totally extraperitoneal (TEP) and transabdominal preperitoneal (TAPP) repair for bilateral inguinal hernia in a patient with a history of robotic prostatectomy - video vignette. Colorectal Dis. 2018;20:1052-1053.

12. Bengur B, Bas M, Aktas A, Yozgatli TK, Bilgin IA, Ozben V, Aytac E, Baca B, Hamzaoglu I, Karahasanoglu T. Laparoscopic management of bowel obstruction due to multiple congenital adhesion bands in pregnancy – video vignette. Colorectal Dis. 2018;20:1051-1052.

13. EuroSurg Collaborative. Body mass index and complications following major

gastrointestinal surgery: A prospective, international cohort study and meta-analysis. Colorectal Dis. 2018;20:O215-O225

14. Hamzaoglu I, Ozben V, Sapci I, Aytac E, Aghayeva A, Bilgin IA, Bayraktar IE, Baca B, Karahasanoglu T. ‘‘Top down no-touch’’ technique in robotic complete mesocolic excision for extended right hemicolectomy with intracorporeal anastomosis. Tech Coloproctol. 2018;22:607-611.

15. Ozben V, de Muijnck C, Esen E, Aytac E, Baca B, Karahasanoglu T, Hamzaoglu I. Is robotic complete mesocolic excision feasible for transverse colon cancer? J Laparoendosc Adv Surg Tech A. doi: 10.1089/lap.2018.0239. [Epub ahead of print]

16. Ozben V, Aytac E, Atasoy D, Bayraktar IE, Bayraktar O, Sapci I, Baca B, Karahasanoglu T, Hamzaoglu I. Totally robotic complete mesocolic excision for right-sided colon cancer. J Robot Surg. doi: 10.1007/s11701-018-0817-2. [Epub ahead of print]

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17. Atasoy D, Aytac E, Ozben V, Bayraktar O, Aghayeva A, Erenler I, Baca B, Hamzaoglu I, Karahasanoglu T. Robotic versus laparoscopic stapler use for rectal transection in robotic surgery for cancer. J Laparoendosc Adv Surg Tech A. 2018;28:501-505.

18. GlobalSurg Collaborative. Surgical site infection after gastrointestinal surgery in high-income, middle-income, and low-income countries: a prospective, international, multicentre cohort study. Lancet Infect Dis. 2018;18:516-525

19. Bayraktar O, Aytaç E, Özben V, Atasoy D, Bilgin İA, Erenler Bayraktar İ, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Does robot overcome obesity-related limitations of minimally invasive rectal surgery for cancer? Surg Laparosc Endosc Percutan Tech. 2018;28:e8-e11.

20. Gorgun E, Rencuzogullari A, Ozben V, Stocchi L, Fraser T, Benlice C, Hull T, An

effective bundled approach reduces surgical site infections in a high-outlier colorectal unit. Dis Colon Rectum. 2018;61:89-98.

21. Bilgin IA, Aytac E, Erenler I, Atasoy D, Ozben V, Akpinarli B, Baca B, Hamzaoglu I, Karahasanoglu T. Robotic complete mesocolic excision with “top to down-no touch” technique for right colon cancer. Colorectal Dis. 2017;19:866-7.

22. Canturk M, Ozben V, Kose MF, Baca B. Robotic repair of vaginal evisceration after hysterectomy and the role of intraoperative near-infrared fluorescence imaging. J Robot Surg. 2017;11:383-6.

23. Ozben V, Stocchi L, Ashburn J, Liu X, Gorgun E. Impact of a restrictive versus liberal transfusion strategy on anastomotic leak and infections complications after surgery for rectal cancer. Colorectal Dis. 2017;19:772-80.

24. Aghayeva A, Baca B, Atasoy D, Bayraktar O, Ozben V, Erguner I, Hamzaoglu I, Karahasanoglu T. Robotic complete mesocolic excision for splenic flexure of colon cancer. Dis Colon Rectum. 2016;59:1098.

25. Ozben V, Cengiz TB, Atasoy D, Bayraktar O, Aghayeva A, Erguner I, Baca B, Hamzaoglu I, Karahasanoglu T. Is da Vinci® Xi better than the Vinci® Si in rectal cancer surgery? Comparison of the two generations of da Vinci® Robotic Systems. Surg Laparosc Endosc Percutan Tech. 2016;26:417-23.

26. Atasoy D, Aghayeva A, Bayraktar O, Ozben V, Baca B, Hamzaoglu I. Vascular high ligation and embryological dissection in laparoscopic restorative proctocolectomy for ulcerative colitis. J Laparoendosc Adv Surg Tech A. 2017;27:33-5.

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27. Kara M, Gundogdu Y, Karsli M, Ozben V, Onder FO, Baca B. Simultaneous occurrence of metabolic, hematologic, neurologic and cardiac complications after Roux-en-Y gastric bypass for morbid obesity. Clin J Gastroenterol. 2016;9:293-7.

28. Gorgun E, Ozben V, Costedio M, Stocchi L, Kalady M, Remzi F. Robotic versus conventional laparoscopic rectal cancer surgery in obese patients. Colorectal Dis. 2016;18:1063-71.

29. Ozben V, Baca B, Atasoy D, Bayraktar O, Aghayeva A, Cengiz TB, Erguner I, Karahasanoglu T, Hamzaoglu I. Robotic complete mesocolic excision for right-sided colon cancer. Surg Endosc. 2016;30:4624-5.

30. Ozben V, Aytac E, Liu X, Ozuner G. Does omental pedicle flap reduce anastomotic leak and septic complications after rectal cancer surgery? Int J Surg. 2016;27:53-7.

31. Ozben V, Cengiz TB, Bayraktar O, Aghayeva A, Atasoy D, Sisman G, Baca B. Identification of mesenteric lymph nodes in robotic complete mesocolic excision by near-infrared fluorescence imaging. Tech Coloproctol 2016;20:195-6.

32. Atasoy A, Baca B, Ozben V, Bayraktar O, Aghayeva A, Aytac A, Karahasanoglu T, Hamzaoglu I. Vascular high ligation and embryological dissection in laparoscopic restorative proctocolectomy for ulcerative colitis – a video vignette. Colorectal Dis 2016;18:218-9.

33. Gorgun E, Ozben V, Stocchi L, Ozuner G, Liu X, Remzi F. Impact of transfusion threshold on infectious complications after ileal pouch-anal anastomosis. J Gastrointest Surg. 2016 ;20:343-50.

34. Aghayeva A, Bayraktar O, Atasoy D, Ozben V, Baca B. Excision of a rectal gastrointestinal stromal tumor with transanal endoscopic surgery using a single access port. Dis Colon Rectum. 2015;58:1108.

35. Baca B, Aghayeva A, Ozben V, Bayraktar O, Atasoy D, Ergüner I, Karahasanoglu T, Hamzaoglu I. Robotic total proctocolectomy for ulcerative colitis – a video vignette. Colorectal Dis. 2015;17:736.

36. Ertem M, Gok H, Ozveri E, Ozben V. Application of advancement flap after loose seton placement: a modified two-stage surgical repair of transsphincteric anal fistula. Ann Coloproctol. 2014;30:192-6.

37. Ertem M, Ozben V, Ozveri E, Gok H. Re-laparoscopic treatment of recurrences after previous laparoscopic inguinal hernia repair. Minim Invasive Surg. 2013;2013:260131.

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38. Ertem M, Ozveri E, Gok H, Ozben V. Single incision laparoscopic total gastrectomy and D2 lymph node dissection for gastric cancer using a four-access single port (SILS): The first experience. Case Rep Surg. 2013;2013:504549.

39. Karatas A, Ozben V, Aytac E, Karaca FC, Salihoglu S, Uzun H, Erdamar S, Ulualp K. An alternative sutureless repair technique with amelogenin for duodenal perforation. Acta Chir Belg. 2012;112:121-5.

40. Aydogan F, Ozben V, Aytac E, Yilmaz MH, Cercel A, Celik V. Excision of nonpalpable breast cancer with indocyanine green fluorescence-guided occult lesion localization (IFOLL). Breast Care (Basel). 2012;7:48-51.

41. Yilmaz MH, Kilic F, Icten GE, Aydogan F, Ozben V, Halac M, Olgun DC, Gazioglu E, Celik V, Uras C, Altug ZA. Radio-guided occult lesion localization (ROLL) for breast lesions under computer-aided MRI guidance (MRI-guided ROLL): The first experience and initial results. Br J Radiol. 2012;85:395-402.

42. Andican A, Gokcal F, Aghayeva A, Gulsen F, Ozden F, Ozben V. A rare case of gastrointestinal stromal tumor presenting with closed small bowel perforation Turk J Gastroenterol. 2012;23:253-7.

43. Ozben V, Karatas A, Atasoy D, Simşek A, Sarigul R, Tortum OB. A rare complication of jejunostomy tube: enteral migration. Turk J Gastroenterol. 2011;22:83-5.

44. Cipe G, Genc V, Genc A, Ozben V, Basceken S, Dusunceli EB. Clinically positive axillary lymphadenopathy may lead to false diagnosis of overstaged breast cancer in patients with Sjögren’s syndrome: a case report. J Breast Cancer. 2011;14:337-9.

45. Ertem M. Ozben V. Stapled mucosectomy: An alternative technique for the removal of retained rectal mucosa after ileal pouch-anal anastomosis. Gut Liver. 2011;5:539-42.

46. Ertem M, Ozben V, Gok H, Aksu E. An unusual case in surgical emergency: abdominal cocoon and its laparoscopic management. J Minim Access Surg. 2011;7:184-6.

47. Aydogan F, Ozben V, Yilmaz MH, Celik V, Uras C, Ferahman M, Aliyev A, Unal H. Simultaneous excision of ipsilateral nonpalpable multiple breast lesions using radioguided occult lesion localization. Breast. 2011;20:241-5.

48. Ozben V, Aydogan F, Atasoy D, Ferahman F, Esen G, Yilmaz MH, Halac M, Uras C. Radio-guided lymph node biopsy for the diagnosis of axillary lymphadenopathy. Nucl Med Commun. 2011;32:233-7.

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49. Baca B, Ozben V, Boler DE, Onur E, Hamzaoglu I, Karahasanoglu T, Erdamar S,

Atukeren P, Dirican A. Effect of corticosteroid dose and duration of administration on colonic anastomosis. Inflamm Bowel Dis. 2010;16:2162-7.

50. Ertem M, Ozben V, Ozveri E, Yilmaz S. Application of laparoscopy in the management of obscure gastrointestinal bleeding. Surg Laparosc Endosc Percutan Tech. 2010;20:89-92.

51. Ipek T, Eyuboglu E, Ozben V. Partial splenic infarction as a complication of laparoscopic floppy Nissen fundoplication. J Laparoendosc Adv Surg Tech A. 2010;20:333-7.

52. Carkman S, Ozben V, Sarıbeyoglu K, Somuncu E, Erguney S, Korman U, Pekmezci S. Spontaneous intramural hematoma of the small Intestine. Ulus Travma Acil Cerrahi Derg. 2010;16:165-9.

53. Ertem M, Ozben V, Yilmaz S, Ozveri E. The use of tacker and arthroscopy cannules in SILS cholecystectomy. J Laparoendosc Adv Surg Tech A. 2010;20:551-4.

54. Paksoy M, Ozben V, Ayan F, Simsek A. An atypical etiology of suprasphincteric fistula: a forgotten surgical material. Case Report Med. 2010;2010:189846.

55. Carkman S, Ozben V, Durak H, Karabulut K, Ipek T. Isolated abdominal wall actinomycosis associated with an intrauterine contraceptive device: a case report and review of the relevant literature. Case Report Med. 2010;2010. pii: 340109.

56. Carkman S, Ozben V, Zengin K, Somuncu E, Karatas A. Spontaneous rectus sheath hematoma: an analysis of 15 cases. Ulus Travma Acil Cerrahi Derg. 2010;16:532-6.

57. Ozben V, Carkman S, Atasoy D, Dogusoy G, Eyuboglu E. A case of gastrointestinal stromal tumor presenting with small bowel perforation and internal hernia. Turk J Gastroenterol. 2010;21:470-1.

58. Aydogan F, Ozben V, Celik V, Uras C, Tahan G, Gazioglu E, Cengiz A, Ferahman M, Cercel A, Yilmaz MH, Hallac M, Unal H. Radioguided occult lesion localization (ROLL) for non-palpable breast cancer: a comparison between day-before and same-day protocols. Breast. 2010;19:226-30.

59. Aydogan F, Ozben V, Atasoy D, Yilmaz MH, Halac M, Celik V. Excision of axillary lymph node recurrences in breast cancer patients with axillary ROLL (A-ROLL). J Surg Oncol. 2010;101:141-4.

60. Carkman S, Ozben V, Aytac E. Caecum perforation due to tuberculosis in a renal transplant recipient: a case report. J Med Case Reports. 2009;3:132.

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61. Salihoglu Z, Baca B, Koksal S, Hamzaoglu IH, Karahasanoglu T, Avci S, Ozben V.

Analysis of laparoscopic colorectal surgery in high-risk patients. Surg Laparosc Endosc Percutan Tech. 2009;19:397-400.

62. Yuceyar S, Kapan M, Ozben V, Erturk S, Aydin I, Kepil N. Pancreatic cystic lymphangioma: report of a case. Turk J Gastroenterol. 2009;20:228-30.

63. Ozben V, Aydogan F, Karaca FC, Ilvan S, Uras C. Nodular fasciitis of the breast previously misdiagnosed as breast carcinoma. Breast Care (Basel). 2009;4:401-2.

64. Taskin M, Zengin K, Ozben V. Concomitant laparoscopic adjustable gastric banding and laparoscopic cholecystectomy in a super-obese patient with situs inversus totalis who previously underwent intragastric balloon placement. Obes Surg. 2009;19:1724-6.

65. Zengin K, Sen B, Ozben V, Taskin M. Detachment of the connecting tube from the port and migration into jejunal wall. Obes Surg. 2006;16:206-7.

B) Publications in National Journals

1. Bozkırlı BO, Aytac A, Esen E, Ozben V, Baca B, Hamzaoglu I, Karahasanoglu T. Robotic Ventral Mesh Rectopexy: Where do we stand? Kolon Rektum Hast Derg. 2019;29:6-11.

2. Ozben V, Özgültekin R, Adatepe NU, Kaytaz A. Özben V, Özgültekin R, Adatepe N, Kaytaz. The effect of different hemostatic systems on injury of the external branch of superior laryngeal nerve in thyroidectomy. İstanbul Tıp Derg. 2019;20(2):119-24.

3. Özben V, Doğruöz A, Boğa SA, Aytaç E, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotic rectal cancer surgery with the da Vinci Xi system: first 100 cases. İstanbul Tıp Derg. 2019; 20(1): 1-7.

4. Ozben V, Korkmaz HK, Demirkaya HC, Erdil ÖF, Aytaç E, Baca B, Karahasanoğlu

T, Hamzaoğlu İ. Short-term outcomes of robotic complete mesocolic excision for the surgical treatment of colon cancer. Kocaeli Med. J. 2018; 7(2): 60-68.

5. Atasoy D, Aghayeva A, Özben V, Bayraktar O, Hamzaoğlu İ, Baca B. Mini-laparoscopic versus traditional laparoscopic cholecystectomy: preliminary study. Laparosc Endosc Surg Sci. 2017;24(4):117-121.

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6. Ertem M, Gök H, Özben V, Hatipoğlu E, Yıldız E. Can volumetric measurement be used in the selection of treatment for inguinoscrotal hernias? Turk J Surg 2018; 34: 13-16.

7. Özben V, Baca B. Pilonidal sinus disease and its surgical treatment. Türkiye Klinikleri Derg. 2016;9:55-61.

8. Özben V, Hamzaoglu I. Letter to the editör. (Mesocolic complete excision of the right

hemicolectomy and omentectomy). Kolon Rektum Hast Derg 2015;25:82-83.

9. Dokmetas HS, Kilicli F, Özben V, Tapan U. New advances in the diagnosis, medical management and follow-up of medullary thyroid cancer. Cumhuriyet Med J 2011;33:508-15.

10. Özben V, Carkman S, Aytac E, Salihoglu Z. Laparoscopic cholecystectomy in a

patient with situs inversus totalis. Fırat Tıp Derg 2010;1:67-9.

11. Aydogan F, Özben V, Gurses B, Ozer H. Spontaneous intramural jejunal hematoma secondary to anticoagulant use: report of a case. Tr J Emerg Med 2009;9:32-5.

12. Aydoğan F, Özben V, Karaca FC, Yılmaz H, Uras C. A complication of radioisotope-

guided occult lesion localization: Intraductal injection. Meme Hast Derg 2009;16:59-60.

13. Ayan F, Ersoy YE, Demiryas D, Paksoy M, Ozben V, Carkman S. Colocolic

invaginations. Yeditepe Med J 2007;3:37-40.

Summary reports

14. Ozben V. Calibrated lateral internal sphincterotomy for chronic anal fissure. Kolon Rektum Hast Derg 2007:17;59-60. [Rosa G, Lolli P, Piccinelli D, et al. Tech Coloproctol. 2005;9:127-31]

15. Ozben V. Mechanical bowel preparation or not? Outcome of a multicenter,

randomized trial in elective open colon surgery. Kolon Rektum Hast Derg 2007:17;60. [Fa-Si-Oen P, Roumen R, Buitenweg J, et al. Dis Colon Rectum 2005;48:1509-16.]

Publications in Internet Journals

1. Ozben V, Ayan F, Aytac E, Karatas A, Tortum OB, Bal K, Paksoy M, Salihoglu Z. Our experience in Mallory-Weiss syndrome: report of three cases. The Internet Journal of Surgery, 2009.

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2. Ozben V, Gonenc M, Baca B, Korman U, Hamzaoglu I. Strictureplasty in diffuse

Crohn’s disease: report of a case. The Internet Journal of Surgery, 2009.

XIV. SCIENTIFIC PRESENTATIONS

A) Podium Presentations at International Congresses

1. Yozgatlı TK, Akbaba AC, Bayram O, Esen E, Aytaç E, Zenger S, Ağcaoğlu O, Özben V, Baca B, Balık E, Erdamar S, Şahin B, Sezen D, Özyar E, Hamzaoğlu I, Karahasanoğlu T, Buğra D. Complete pathologic response in patients undergoing neoadjuvant treatment for locally advanced rectal cancer: assessment of predictors and operative outcomes. 13th European Society of Coloproctology Meeting, 26-28 Eylül 2018, Nice, France.

2. Atasoy D, Aghayeva A, Ozben V, Cengiz TB, Bayraktar O, Hamzaoglu I, Karahasanoglu T, Baca B. Robotic Whipple operation technique. (video podyum). SAGES and CAGS 16th World Congress of Endoscopic Surgery. 11-14 Nisan 2018, Seattle, WA, USA.

3. Aghayeva A, Atasoy D, Bayraktar O, Ozben V, Hamzaoglu I, Karahasanoglu T, Baca B. Robotic total mesorectal excision. (video podyum). SAGES and CAGS 16th World Congress of Endoscopic Surgery. 11-14 Nisan 2018, Seattle, WA, USA.

4. Ozben V, Sapci I, Cengiz TB, Baca B. Robotic left adrenalectomy for pheochromocytoma (video podium). SAGES 2017 Annual Meeting. March 22-25, 2017 George R. Brown Convention Center, Houston, Texas, USA.

5. Gorgun E, Rencuzogullari A, Ozben V, Stocchi L, Fraser T, Remzi F. Prospective “Surgical Site Infection Prevention Bundle Project” in a high outlier institution. 2016 Surgical Infection Society Meeting, May 18 – 21, 2016, Palm Beach, FL, USA.

6. Baca B, Aghayeva A, Atasoy D, Bayraktar O, Ozben V. Robotic complete mesocolic excision for right colon cancer (video podium). American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.

7. Baca B, Aghayeva A, Bayraktar O, Ozben V, Atasoy D. Robotic complete mesocolic excision for left colon cancer (video podium). American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.

8. Ozben V, Bayraktar O, Aghayeva A, Atasoy A, Baca B. Treatment of duodenal obstruction associated with annular pancreas by robotic surgery (video presentation).

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Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.

9. Atasoy D, Bayraktar O, Aghayeva A, Ozben V, Baca B. Robotic colorectal surgery in

patients presenting with malignant bowel obstruction. 7th Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.

10. Bayraktar O, Aghayeva A, Ozben V, Atasoy D, Baca B. Robot-assisted endoscopic

common bile duct exploration for complicated choledocholithiasis (video presentation). 7th Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.

11. Aghayeva A, Atasoy D, Ozben V, Bayraktar O, Baca B. Identification of regional

lymph nodes using colonoscopic injection of indocyanine green and robotic fluorescence imaging in an obese patient undergoing surgery for cecal cancer (video presentation). Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.

12. Gorgun E, Ozben V, Stocchi L, Ozuner G, Liu X, Remzi F. Impact of transfusion

threshold on infectious complications after ileal pouch-anal anastomosis (plenary lecture presentation). Digestive Disease Week. May 16-19, 2015, Washington, DC, USA.

13. Aytac E, Saribeyoglu K, Baca B, Ozben V, Mizrakli T, Yavuz N, Pekmezci S.

Laparoscopic management of peptic ulcer perforation. 10th European Congress of Trauma and Emergency Surgery. May 13-17, 2009, Antalya, Turkey.

14. Ozben V, Aytac E, Carkman S. Our clinical experience in internal hernias: Report of

seventeen patients. 10th European Congress of Trauma and Emergency Surgery. May 13-17, 2009, Antalya, Turkey.

15. Pekmezci S, Saribeyoglu K, Baca B, Aytac E, Kaynak K, Mizrakli T, Ozben V.

Thoracoscopy in the diagnosis and treatment of thoracoabdominal stab injuries. 10th European Congress of Trauma and Emergency Surgery. May 13-17, 2009, Antalya, Turkey.

16. Ozben V, Mizrakli T, Aytac E, Saribeyoglu K, Cetinkale O, Pekmezci S. Our five-

year experience in Fournier's gangrene. 10th European Congress of Trauma and Emergency Surgery. May 13-17, 2009, Antalya, Turkey.

17. Saribeyoglu K, Baca B, Aytac E, Ozben V, Mizrakli T, Carkman S, Karatas A,

Aydogan F, Pekmezci S. Laparoscopic diagnosis and treatment of abdominal stab injuries. 10th European Congress of Trauma and Emergency Surgery. May 13-17, 2009, Antalya, Turkey.

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18. Karatas A, Paksoy M, Ertem M, Ozben V. Our results of laparoscopic Heller

myotomy-Dor operations in patients with achalasia (video). 10th World Congress of Endoscopic Surgery. Sept 13-16, 2006, Berlin, Germany.

B) Poster Presentations at International Congresses

1. Bilgin IA, Benlice C, Kızıltas C, Aytac E, Ozben V, Esen E, Baca B, Hamzaoglu I,

Karahasanoglu T. Comparison of long-term oncologic outcomes between robotic and laparoscopic surgery for rectal cancer: An analysis from a tertiary care center. ESCP 14th Scientific & Annual Meeting, September 25-27, 2019, Vienna, Austria.

2. Dinc T, Bas M, Aytac E, Sahar AA, Esen E, Ozben V, Benlice C, Bilgin IA, Baca B, Hamzaoglu I, Karahasanoglu T. Institutional learning curve in totally robotic total mesorectal excision for rectal cancer. ESCP 14th Scientific & Annual Meeting, September 25-27, 2019, Vienna, Austria.

3. Zenger S, Aytaç E, Gürbüz B, Özben V, Özoran E, Ağcaoğlu O, Baş M, Karahan SN, Sahar AA, Baca B, Balık E, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. Comparison of pathological outcomes and impact of apical lymph node metastasis on long-term outcomes in patients undergoing complete mesocolic excision versus conventional colectomy for right colon cancer. ESCP 14th Scientific & Annual Meeting, September 25-27, 2019, Vienna, Austria.

4. Zenger S, Özben V, Gürbüz B, Aytaç E, Ağcaoğlu O, Baş M, Karahan SN, Baca B, Balık E, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. Comparison of pathologic outcomes and prognosis between complete mesocolic excision and conventional colectomy for right colon cancer. ESCP 14th Scientific & Annual Meeting, September 25-27, 2019, Vienna, Austria.

5. Ozben V, de Muijnck C, Karabork M, Ozoran E, Zenger S, Bilgin IA, Aytac E, Baca B, Balik E, Hamzaoglu I, Karahasanoglu T, Bugra D. Use of da Vinci Xi system for totally robotic total/subtotal colectomy: a comparative analysis with conventional laparoscopy. ASCRS Annual Scientific Meeting, June 1-5, 2019, Cleveland, OH, USA.

6. Ozben V, de Muijnck C, Sengun B, Zenger S, Agcaoglu O, Balik E, Aytac E, Baca B, Hamzaoglu I, Karahasanoglu T, Bugra D. Robotic complete mesocolic excision versus conventional laparoscopic colectomy for transverse colon cancer: a comparison of short-term outcomes between two approaches. ASCRS Annual Scientific Meeting, June 1-5, 2019, Cleveland, OH, USA.

7. Unal UK, Esen E, Yilmaz BS, Aytac E, Bilgin IA, Ozben V, Ozoran E, Agcaoglu O, Balik E, Baca B, Hamzaoglu I, Karahasanoglu T, Bugra D. Live Surgery for Minimally Invasive Colorectal Training: A Friend or a Foe. ASCRS Annual Scientific Meeting, June 1-5, 2019, Cleveland, OH, USA.

8. Esen E, Yozgatli TK, Aytac E, Zenger S, Akbaba AC, Sengun B, Ozben V, Agcaoglu

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O, Gurbuz B, Sahin B, Sezen D, Balik E, Baca B, Hamzaoglu I, Karahasanoglu T, Bugra, D. Neoadjuvant Therapy Resistant Locally Advanced Rectal Cancer: When to Jump Ship? ASCRS Annual Scientific Meeting, June 1-5, 2019, Cleveland, OH, USA.

9. Akbaba AC, Bengür FB, Özben V, Esen E, Zenger S, Şahin B, Gürbüz B, Bayram O, Aytaç E, Baca B, Balık E, Erdamar Çetin S, Atalar B, Sezen D, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. Prolonged interval between neoadjuvant treatment and surgery has no impact on short-term outcomes and complete pathologic response in patients with locally advanced rectal cancer. 13th European Society of Coloproctology Meeting, 26-28 September 2018, Nice, France.

10. Kızıltaş C, Ayhan SC, Erdamar S, Esen E, Aytaç A, Özben V, Baca B, Hamzaoğlu İ, Karahasanoğlu T, İnce Ü. Risk of lymph node metastasis in patients undergoing radical surgery for T1 and T2 colorectal adenocarcinoma. 13th European Society of Coloproctology Meeting, 26-28 September 2018, Nice, France.

11. Atakul O, Ersoy Ö, Esen E, Bilgin İA, Aytaç E, Özben V, Baca B, Hamzaoğlu İ, Karahasanoğlu T, Hamzaoğlu H, Tözün N. Factors associated with requirement of surgery in patients with Crohn’s disease. 13th European Society of Coloproctology Meeting, 26-28 September 2018, Nice, France.

12. Yozgatlı TK, Bengür FB, Ozben V, Ağcaoğlu O, Esen E, Tatar C, Bayram O, Yücel S, Gürbüz B, Aytaç E, Baca B, Balık E, Ağaoğlu F, Sezen D, Hamzaoğlu I, Karahasanoğlu T, Buğra D. Factors associated with short-term morbidity in patients undergoing total mesorectal excision following neoadjuvant treatment for rectal cancer: the Istanbul Group experience. 13th European Society of Coloproctology Meeting, 26-28 September 2018, Nice, France.

13. Ozben V, Korkmaz HK, Aytac E, Bilgin IA, Atasoy D, Bayraktar O, Aghayeva A, Erenler Bayraktar I, Baca B, Hamzaoglu I, Karahasanoglu T. Does robot facilitate minimally invasive treatment of transverse colon cancer with complete mesocolic excision? ASCRS Annual Scientific Meeting, May 19-23, 2018, Nashville, TN, USA.

14. Yozgatli TK, Aytac E, Ozben V, Gurbuz B, Baca B, Balik E, Hamzaoglu I, Karahasanoglu T, Bugra D. Impact of robotic complete mesocolic excision versus conventional laparoscopic right hemicolectomy on surgical specimen quality and short-term outcomes in patients with right-sided colon cancer. ASCRS Annual Scientific Meeting, May 19-23, 2018, Nashville, TN, USA.

15. Bilgin IA, Yozgatli TK, Aytac E, Ozben V, Erenler Bayraktar I, Baca B, Hamzaoglu I, Karahasanoglu T. Standardized totally robotic complete mesocolic excision for right sided colon cancer. ASCRS Annual Scientific Meeting, May 19-23, 2018, Nashville, TN, USA.

16. Atasoy D, Aghayeva A, Cengiz TB, Ozben V, Bayraktar O, Hamzaoglu I, Karahasanoglu T, Baca B. Mini-laparoscopic vs traditional laparoscopic cholecystectomy: Preliminary report. SAGES and CAGS 16th World Congress of Endoscopic Surgery. 11-14 April 2018, Seattle, WA, USA.

17. Hamzaoglu I, Baca B, Esen E, Aytac E, Ozben V, Agayeva A, Erenler Bayraktar I,

Karahasanoglu T. Totally Robotic Restorative Proctocolectomy with Ileal Pouch Anal

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Anastomosis for Ulcerative Colitis: Initial Institutional Experience. SAGES and CAGS 16th World Congress of Endoscopic Surgery. 11-14 April 2018, Seattle, WA, USA.

18. Atasoy D, Aytac E, Ozben V, Bayraktar O, Aghayeva A, Erenler I, Baca B, Hamzaoglu I, Karahasanoglu T. Robotic versus laparoscopic stapler use for rectal transection in robotic rectal cancer surgery. European Society of Coloproctology 12th Scientific & Annual Meeting, 20-22 September 2017, Berlin, Germany.

19. Bayraktar O, Aytaç E, Ozben V, Atasoy D, Bilgin IA, Erenler I, Baca B, Hamzaoglu

I, Karahasanoglu T.Robotic rectal cancer surgery in obese patients is equally safe and effective as in non-obese patients. European Society of Coloproctology 12th Scientific & Annual Meeting, 20-22 September 2017, Berlin, Germany.

20. Ozben V, Sapci I, Bilgin IA, Aytac E, Erguner I, Baca B, Karahasanoglu T,

Hamzaoglu I. Robotic complete mesocolic excision for right-sided colon cancer: a series of 22 patients. ASCRS Annual Scientific and Tripartite Meeting, June 10 – 14, 2017, Seattle, WA, USA.

21. Ozben V, Sapci I, Aytac E, Erguner I, Baca B, Hamzaoglu I, Karahasanoglu T.

Robotic surgery for rectal cancer: an experience from a single institution. ASCRS Annual Scientific and Tripartite Meeting, June 10 – 14, 2017, Seattle, WA, USA.

22. Ozben V, Atasoy D, Aghayeva A, Bayraktar O, Cengiz TB, Baca B, Karahasanoglu

T, Hamzaoglu I. Robotic complete mesocolic excision for treatment of colon cancer. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.

23. Ozben V, Bayraktar O, Atasoy D, Aghayeva A, Erguner I, Baca B, Hamzaoglu I,

Karahasanoglu T. Is da Vinci® Xi better than the Vinci® Si in rectal cancer surgery? Comparison of the two generations of da Vinci® robotic systems. American Society of Colorectal Surgeons (ASCRS) Annual Scientific Meeting, April 30 – May 4, 2016, Los Angeles, California, USA.

24. Ozben V, Aghayeva A, Atasoy D, Bayraktar O, Baca B, Hamzaoglu I. Robotic complete mesocolic excision for right-sided colon cancer. Clinical Robotic Surgery Association Worldwide Congress, October 2-3, 2015, Chicago, USA.

25. Ozben V, Gorgun E, Costedio M, Kessler H, Stocchi L, Kalady M, Remzi F. Robotic

versus conventional laparoscopic rectal cancer surgery in obese patients. American College of Surgeons Clinical Congress, October 4-8, 2015, Chicago, USA.

26. Gorgun E, Ozben V, Rencuzogullari A, Stocchi L, Snyder K, Remzi FH. Prospective

“Surgical Site Infection Prevention Bundle Project” in a “high outlier” institution. 2015 Ohio Chapter, ACS Annual Meeting, May 8-9, 2015, Dayton, Ohio, USA.

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27. Ozben V, Isık O, Gorgun E, Stocchi L, Liu X, Ozuner G. Impact of omental pedicle flap creation on anastomotic leak and septic complications after low pelvic anastomosis: a study from the NSQIP database. Digestive Disease Week, May 16-19, 2015, Washington, DC, USA.

28. Ozben V, Aytac E, Liu X, Ozuner G. Does omental pedicle flap reduce anastomotic

leak and septic complications after rectal cancer surgery? ASCRS Annual Scientific Meeting, May 30 – June 3, 2015, Boston, Massachusetts, USA.

29. Ozben V, Gorgun E, Stocchi L, Ashburn J, Liu X, Remzi F. Effect of transfusion

threshold on infectious complications after rectal cancer surgery. ASCRS Annual Scientific Meeting, May 30 – June 3, 2015, Boston, Massachusetts, USA.

30. Ozben V, Valente M, Costedio M, Remzi F, Gorgun E. Anastomotic site recurrence

after colorectal cancer surgery: a rare entitiy with poor prognosis. ASCRS Annual Scientific Meeting, May 30 – June 3, 2015, Boston, Massachusetts, USA.

31. Ertem M, Gok H, Ozben V. A volumetry based classification system of inguino-

scrotal hernias: textile classification. The 36th Annual International Congress of the European Hernia Society, May 28-31, 2014, Edinburgh, Scotland, UK.

32. Duren M, Karatas A, Giray S, Ozben V, Colakoglu B, Yakupoglu A, Peker O. Pre- or

intraoperative ultrasonography may guide the indications for central lymph node dissection in papillary thyroid cancer: a prospective clinical study. American Thyroid Association, 81thAnnual Meeting, Oct 26-30, 2011, California, USA.

33. Aydogan F, Ozben V, Aytac E, Yilmaz MH, Cercel A, Celik V. Excision of

nonpalpable breast cancer with indocyanine green fluorescence-guided occult lesion localization. Breast Cancer Coordinated Care Conference. Feb 3-5, 2011, JW Marriott Washington, DC, USA.

34. Ozben V, Demiryas S, Celik F, Ayan F, Paksoy M, Ertem M. A retrospective analysis

of laparoscopic ventral hernia repair. 32nd International Congress of the European Hernia Society. Oct 6-9, 2010, Istanbul, Turkey.

35. Ozben V, Demiryas S, Tasci Y, Ayan F, Paksoy M, Ertem M. A retrospective

evaluation of laparoscopic hiatal hernia repair. 32nd International Congress of the European Hernia Society. Oct 6-9, 2010, Istanbul, Turkey.

36. Aydogan F, Ozben V, Celik V, Uras C, Ferahman M, Yilmaz MH, Aliyev A, Unal H,

Simultaneous excision of non-palpable double lesions in the same breast using radioguided occult lesion localization. 7th European Breast Cancer Conference. March 24-27, 2010, Barcelona, Spain.

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37. Ayan F, Aytac E, Ozben V, Sahin IK, Gurses B, Ertem E. Tumor seeding in the abdominal wall after percutaneus needle biopsy for liver metastasis of colonic adenocarcinoma. 18th World Congress of the International Association of Surgeons, Gastroenterologists and Oncologists. Oct 8-11, 2008, Istanbul, Turkey. Hepatogastroenterol 2008;55: A170 (suppl).

38. Salihoglu Z, Baca B, Koksal S, Hamzaoglu I, Karahasanoglu T, Avci S, Ozben V.

Analysis of laparoscopic colorectal surgery in high-risk patients. 18th World Congress of the International Association of Surgeons, Gastroenterologists and Oncologists. Oct 8-11, 2008, Istanbul, Turkey.

39. Taskin T, Zengin K, Uzun H, Ozben V, Karabulut K, Arica P, Kocael A. Changes of

plasma ghrelin levels in patients with gastric banding and its correlation with leptin, orexin-A levels and insulin resistance. 3rd Congress of the International Federation for the Surgery of Obesity and Metabolic Disorders-European, Apr 17-19, 2008, Capri, Italy. Obesity Surg 2008;4:475.

C) Podium Presentations at National Congresses

1. Zenger S, Aytaç E, Gürbüz B, Özben V, Özoran E, Baca B, Balık E, Hamzaoğlu İ,

Karahasanoğlu T, Buğra D. Sağ kolon kanserinde komplet mezokolik eksizyon ile konvansiyonel kolektominin patolojik sonuçlar açısından karşılaştırılması. XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

2. Karakayalı F, Sökmen S, Sungurtekin U, Demirbaş S, Öncel M, Öztürk E, Aytaç E, Çolak T, Özben V, İnce M. Sitoredüktif cerrahi ve hipertermik intraperitoneal kemoterapi ile tedavi edilen hastalarda eş zamanlı yapılan üriner organ rezeksiyonları morbiditeyi artırıyor mu? XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

3. Ünal UK, Esen E, Yılmaz B, Aytaç E, Bilgin İA, Özben V, Özoran E, Ağcaoğlu O, Balık E, Baca B, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. Minimal invaziv kolorektal cerrahi eğitiminde canlı cerrahi: dost mu düşman mı? XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

4. Bilgin İA, Yozgatlı TK, Aytaç E, Özben V, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Sağ kolon kanserinde standart robotik komplet mezokolik eksizyon (video sunumu). XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

5. Ağcaoğlu O, Şengün B, Bayram O, Tarcan SH, Aytac E, Zenger S, Özben V, Balık E,

Baca B, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. The role of minimally invasive surgery on gastric cancer: an experience of the Istanbul Group. 21. National Surgery Congress, April 11-15 April 2018, Antalya, Turkey.

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6. Esen E, Aytaç E, Özben V, Erenler Bayraktar İ, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Is the application of robotic colorectal surgery being centralized? 21. National Surgery Congress, April 11-15 April 2018, Antalya, Turkey.

7. Yozgatlı TK, Aytaç E, Özben V, Bayram O, Gürbüz B, Baca B, Balık E, Hamzaoğlu İ, Karahasanoğlu T, Buğra D. Robotic complete mesocolic excision versus conventional laparoscopic colectomy for right-sided colon cancer. 21. National Surgery Congress, April 11-15 April 2018, Antalya, Turkey.

8. Hamzaoğlu İ, Baca B, Esen E, Aytaç E, Özben V, Aghayeva A, Karahasanoğlu T. Totally robotic proctocolectomy and ileal pouch-anal anastomosis in patients with ulcerative colitis: first experience. 21. National Surgery Congress, April 11-15 April 2018, Antalya, Turkey.

9. Özben V, De Muijnck C, Baca B, Aytaç E, Hamzaoğlu İ, Karahasanoğlu T. Robotic rectal cancer surgery with the da Vinci Xi system. 21. National Surgery Congress, April 11-15 April 2018, Antalya, Turkey.

10. Özben V, De Muijnck C, Aytaç E, Baca B, Karahasanoğlu T, Hamzaoğlu İ. Robotic complete mesocolic excision for transverse colon tumors 21. National Surgery Congress, April 11-15 Nisan 2018, Antalya, Turkey.

11. Hamzaoğlu İ, Özben V, Şapcı İ, Aytaç E, Aghayeva A, Bilgin İA, Erenler İ, Baca B, Karahasanoğlu T. Robotic right complete mesocolic excision using a ‘‘modified craniocaudal, no-touch isolation’’ technique. XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

12. Özben V, Atasoy D, Cengiz TB, Erenler İ, Bayraktar O, Aytaç E, Baca B,

Karahasanoğlu T, Göksel S, Hamzaoğlu İ. Robotic complete mesocolic excision for right colon cancer. XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

13. Bayraktar O, Aytaç E, Özben V, Atasoy D, Bilgin İA, Erenler İ, Baca B, Hamzaoğlu İ, Karahasanoğlu T. The impact of obesity on the outcomes of robotic sphincter-saving rectal cancer surgery. XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

14. Atasoy D, Aytaç E, Özben V, Bayraktar O, Erenler İ, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Does the use of robotic staples affect early outcomes of robotic rectal cancer surgery? XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

15. Bilgin İA, Aytaç E, Erenler İ, Atasoy D, Özben V, Baca B, Hamzaoğlu İ,

Karahasanoğlu T. Robotic complete mesocolic excision with the ‘‘top-to-down, no touch technique’’ for right colon cancer: video presentation. XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

16. Üstünova E, Vural HR, Kırbıyık E, Bayraktar O, Aghayeva A, Atasoy D, Özben V,

Baca B. Management of peristomal abscess: a case report. XVI. National Colon and Rectum Surgery Congress, May 16-20, 2017, Antalya, Turkey.

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17. Özben V, Atasoy D, Erenler İ, Bayraktar O, Aytaç E, Baca B, Karahasanoğlu T, Hamzaoğlu İ. The oncologic outcomes of robotic complete mesocolic excision for right-sided colon cancer. 22. National Cancer Congress, April 19-23, 2017, Antalya, Turkey.

18. Aghayeva A, Cengiz TB, Atasoy D, Bayraktar O, Özben V, Bilgin İA, Ergüner İ, Baca

B, Hamzaoğlu İ, Karahasanoğlu T. Robotic complete mesocolic excision for splenic flexure tumor: a case report (video presentation). 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

19. Aghayeva A, Bayraktar O, Özben V, Atasoy D, Cengiz TB, Bilgin İA, Ergüner İ, Baca

B, Hamzaoğlu İ, Karahasanoğlu T. Robotic complete mesocolic excision for right colon cancer: a case report (video presentation). 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

20. Aghayeva A, Atasoy D, Cengiz TB, Özben V, Bayraktar O, Bilgin İA, Ergüner İ, Baca

B, Hamzaoğlu İ, Karahasanoğlu T. Robotic sleeve gastrectomy in a super obese patient: video presentation. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

21. Bayraktar O, Aghayeva A, Atasoy D, Özben V, Demirkaya A, Bilgin İA, Ergüner İ,

Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotic transthorasic esophagectomy for esophageal cancer (video presentation). 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

22. Bayraktar O, Aghayeva A, Özben V, Atasoy D, Baca B. Robotic common bile duct exploration (video presentation). 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

23. Atasoy D, Aghayeva A, Bayraktar O, Özben V, Bilgin İA, Ergüner İ, Baca B,

Hamzaoğlu İ, Karahasanoğlu T. Robotic surgery for complicated colonic diverticular disease (video presentation) 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

24. Bayraktar O, Aghayeva A, Atasoy D, Özben V, Cengiz TB, Bilgin İA, Ergüner İ,

Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotic Nissen fundoplication for gastroesophageal reflux disease. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

25. Bilgin İA, Aghayeva A, Kara H, Atasoy D, Özben V, Bayraktar O, Ergüner İ, Baca B,

Hamzaoğlu İH, Karahasanoğlu T, Uras C. Totally robotic sleeve gastrectomy. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

26. Aghayeva A, Atasoy D, Cengiz TB, Özben V, Bayraktar O, Bilgin İA, Ergüner İ, Kırbıyık E, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotik surgery for inflammatory bowel diseases. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

27. Özben V, Cengiz TB, Atasoy D, Bayraktar O, Aghayeva A, Erguner İ, Baca B,

Hamzaoğlu İ, Karahasanoğlu T. Is da Vinci® Xi better than the Vinci® Si in rectal

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cancer surgery? Comparison of the two generations of da Vinci® Robotic Systems. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

28. Özben V, Atasoy D, Bayraktar O, Aghayevava A, Cengiz TB, Ergüner İ, Bilgin İA, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotic mesorectal excision for rectal cancer using the da Vinci Xi® system. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

29. Özben V, Aghayeva A, Bayraktar O, Atasoy D, Cengiz TB, Bilgin İA, Ergüner İ, Baca B, Karahasanoğlu T, Hamzaoğlu İ. Robotic complete mesocolic excision for right colon cancer. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

30. Özben V, Bayraktar O, Atasoy D, Aghayeva A, Bilgin İA, Ergüner İ, Cengiz TB, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Robotic total mesorectal excision for rektal cancer: video presentation. 20. National Surgery Congress, April 13-17, 2016, Antalya, Turkey.

31. Bayraktar O, Atasoy D, Aghayeva, A Ozben V, Baca B. Laparoscopic complete right

mesocolic excision in a patient with ileocecal tumor (video presentation). XVth National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey.

32. Atasoy D, Bayraktar O, Aghayeva A, Ozben V, Baca B. Laparoscopic sigmoid

colectomy in diverticular disease: a medial-to-lateral dissection technique (video presentation). XVth National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey.

33. Atasoy D, Aghayeva A, Bayraktar O, Ergüner İ, Özben V, Baca B, Hamzaoğlu İ.

Vascular high-ligation technique in laparoscopic restrative proctocolectomy for ulcerative colitis (video presentation). XVth National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey.

34. Aghayeva A, Bayraktar O, Atasoy D, Özben V, Baca B. Excision of rectal

gastrointestinal stromal tumor by single port transanal endoscopic surgery (video presentation). XVth National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey.

35. Ertem M, Ozveri E, Gok H, Ozben V. SILS colon resections with four-access single

port (Octo-port). XIVth National Colon and Rectum Surgery Congress, May 15-19, 2013, Antalya, Turkey.

36. Ertem M, Ozveri E, Gok H, Ozben V. TEP repair of recurrences after TAPP: a case

report. 4th National Hernia Congress. Apr 11-14, 2013, Bodrum, Turkey.

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37. Ertem M, Ozben V, Yilmaz S, Ozver E. Two different techniques for SILS cholecystectomy: the use of tacker and arthroscopy cannules. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

38. Ozben V, Aytac E, Agayeva A, Baca B, Saribeyoglu K, Pekmezci S. Our experience

in ERCP-related gastrointestinal perforations. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

39. Ozben V, Karatas A, Aytac E, Karaca FC, Salihoglu Z, Uzun H, Erdamar S, Ulualp

K. Comparison of conventional surgery and sutureless repair with fibrin glue or amelogenin for duodenal perforation in rats. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

40. Ertem M, Ozben V, Ozveri E, Yilmaz S. Our current techniques in laparoscopic

gastric surgery: total, subtotal ve wedge resections (video). 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

41. Ozben V, Tortum OB, Karatas A, Atasoy D. A rare complication of jejunostomy tube:

enteral migration (video). 9th National Endoscopic Laparoscopic Surgery Congress. Oct 28-31, 2009, Antalya, Turkey.

42. Ipek T, Eyuboglu E, Carkman S, Ozben V. Our experience in partial splenic infarction

as a complication of laparoscopic floppy Nissen fundoplication. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

43. Ertem M, Ozben V, Ozveri E, Yilmaz S. The role of laparoscopy for the diagnosis and

treatment of obscure gastrointestinal bleeding. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

44. Ertem M, Ozben V, Paksoy M. Laparoscopic removal of gastric band and subsequent

sleeve gastrectomy in a patient with the complication of band dislocation. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

45. Ertem M, Ozben V, Ozveri E, Yilmaz S. Laparoscopic cholecystectomy and duodenal

repair in a patient with cholecystoduodenal fistula. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

46. Ozben V, Karabulut K, Gokcal F, Celik F, Hatipoglu E, Zengin K, Taskin M.

Laparoscopic adjustable gastric banding: technical details. 2nd Turkish National Morbid Obesity Surgical Congress, Sept 23-26, 2009, Antalya, Turkey.

47. Ozben V, Karabulut K, Gokcal F, Celik F, Zengin K, Taskin M. Roux-en-Y gastric

by-pass: technical details. 2nd Turkish National Morbid Obesity Surgical Congress, Sept 23-26, 2009, Antalya, Turkey.

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48. Zengin K, Taskin M, Ozben V, Karabulut K, Celik F, Gokcal F. Vertical sleeve

gastrectomy: technical details and our short-term results. 2nd Turkish National Morbid Obesity Surgical Congress, Sept 23-26, 2009, Antalya, Turkey.

49. Taskin M, Zengin K, Hatipoglu E, Ozben V. Direct trocar insertion technique without

pneumoperitoneum for initial access in morbidly obese patients (video). 2nd Turkish National Morbid Obesity Surgical Congress, Sept 23-26, 2009, Antalya, Turkey.

50. Ozben V, Aytac E, Goksoy E, Tasci H, Kalafat H, Yigitbasi R, Pekmezci S, Kapan M,

Hamzaoglu I, Sariyar M. The 22-year experience of I.U. Cerrahpasa Medical Faculty in kidney transplantation. Turkish National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

51. Carkman S, Ozben V, Aytac E. Caecum perforation due to tuberculosis in a renal

transplant recipient: a case report. Turkish National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

52. Yuceyar S, Kapan M, Ozben V, Erturk S, Aydin I, Kepil N. Pancreatic cystic

lymphangioma. National Surgery Congress, May 28-31, 2008, Antalya, Turkey

53. Ayan F, Karatas A, Aytac E, Ozben V, Bal K, Tortum OB. Our experience in Mallory-Weiss syndrome: report of three cases. Turkish National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

54. Carkman S, Ozben V, Atasoy D, Pekmezci S. Laparoscopic paraduodenal hernia

repair: a case presentation. Turkish National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

55. Carkman S, Avci S, Ozben V, Salihoglu Z, Aytac E. Laparoscopic cholecystectomy in

a patient with a history of situs inversus totalis and multiple abdominal operations: a case report. Turkish National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

56. Ersoy YE, Ayan F, Demir M, Ozben V. Scintigraphic evaluation of bowel clamp-line

perfusion in colonic anastomosis: an experimental study. Turkish National Surgical Congress, May 24-28, 2006, Antalya, Turkey.

57. Karatas A, Paksoy M, Ozben V, Ertem M. Our results of laparoscopic Heller

myotomy and Dor technique in the treatment of achalasia (video). Turkish National Surgical Congress, May 24-28, 2006, Antalya, Turkey.

58. Ersoy Y, Ayan F, Demiryas S, Paksoy M, Ozben V, Carkman S. Emergency surgical

approaches for colocolic invaginations. 5th Turkish Congress of Trauma & Emergency Surgery, Nov 16-20, 2005, Antalya, Turkey.

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59. Ersoy Y, Ayan F, Paksoy M, Demiryas S, Ozben V, Baca B. Treatment approaches

for iatrogenic colonic injuries. 5th Turkish Congress of Trauma & Emergency Surgery, Nov 16-20, 2005, Antalya, Turkey.

D) Poster Presentations at National Congresses

1. Esen E, Yozgatlı T, Aytac E, Zenger S, Akbaba AC, Şengün B, Özben V, Agcaoglu

O, Gürbüz B, Şahin B, Sezen D, Balık E, Baca B, Hamzaoğlu İ, Karahasanoğlu T, Buğra, D. Neoadjuvan tedaviye dirençli lokal ileri rektum kanseri. XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

2. Bilgin İA, Baş M, Esen E, Bozkırlı B, Aytaç E, Aghayeva A, Özben V, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Sigmoid kolon divertikülitinin laparoskopik ve robotik cerrahi ile tedavisi: Kısa dönem sonuçlar ve operatif morbiditenin değerlendirilmesi. XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

3. Baltacı E, Bozkırlı BO, Bilgin İA, Aytaç E, Aghayeva A, Özben V, Baca B, Hamzaoğlu İ, Karahasanoğlu T. Bağırsak dışı kanserler nedeniyle Bevacizumab tedavisi alan hastalarda spontan kolon perforasyonu: total kolektomi definitif tedavi olmalı mı? XVII. Türk Kolon ve Rektum Cerrahisi Kongresi, 9-13 Nisan 2019, Antalya, Türkiye

4. Aghayeva A, Atasoy D, Bayraktar O, Özben V, Bilgin İA, Ergüner İ, Kırbıyık E, Baca

B, Hamzaoğlu İ, Karahasanoğlu T. The results of cytoreductive surgery and hyperthermic intraperitoneal chemotherapy in patients with peritoneal carcinomatosis. 20. National Surgery Congress, April 13-17, 2016, Antalya.

5. Bayraktar O, Atasoy D, Aghayeva A, Kırbıyık E, Özben V, Bilgin İA, Ergüner İ, Baca B, Hamzaoğlu İ, Karahasanoğlu T. The impact of previous abdominal surgery on the outcomes of laparoscopic cholecystectomy. 20. National Surgery Congress, April 13-17, 2016, Antalya.

6. Kırbıyık E, Özben V, Aghayeva A, Atasoy D, Bayraktar O, Baca B. The managmenet of a coplicated stoma: the occurence of multiple stoma site stenosis in a patient with Hermansky-Pudlac syndrome and Crohn’s disease. 20. National Surgery Congress, April 13-17, 2016, Antalya.

7. Aghayeva A, Baca B, Benlice Ç, Bilgin İA, Ergüner İ, Ozben V, Karahasanoğlu T, Hamzaoğlu İ. Factors ssociated with postoperative complications in patients with Crohn’s disease (e-poster). XVth National Colon and Rectum Surgery Congress, May 19-23, 2015, Antalya, Turkey.

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8. Ertem M, Gok H, Ozveri E, Ozben V. A modified loose seton technique for transsphincteric anal fistulas. XIVth National Colon and Rectum Surgery Congress, May 15-19, 2013, Antalya, Turkey.

9. Carkman S, Isik AL, Ozben V, Sisman G. An unusual etiology of lower

gastrointestinal bleeding: penetration of the appendix into the ileal lumen. 8th Turkish Congress of Trauma & Emergency Surgery, Sep 14-18, 2011, Antalya, Turkey.

10. Sahin I, Bayraktar B, Ozben V, Ayan F, Tortum O. Surgical, medical and endoscopic

management of acute mechanical bowel obstruction secondary to phytobezoar (e-poster). 17th Turkish National Surgical Congress, May 26-29, 2010, Ankara, Turkey.

11. Ertem M, Ozben V, Aghayeva A. Stapled mucosectomy: an alternative technique for

the removal of retained rectal mucosa after ileal pouch-anal anastomosis (e-poster). 17th Turkish National Surgical Congress, May 26-29, 2010, Ankara, Turkey.

12. Ertem M, Paksoy M, Ayan F, Akin E, Ozben V. A rare pancreatic tumor: solid

pseudopapillary tumor (e-poster). 17th Turkish National Surgical Congress, May 26-29, 2010, Ankara, Turkey.

13. Aydogan F, Ozben V, Celik V, Uras C, Tahan G, Gazioglu E, Cengiz A, Ferahman

M, Cercel A, Yilmaz H, Halac M, Unal H. Radioguided occult lesion localization (ROLL) for non-palpable breast cancer: a comparison between day-before and same-day protocols. 5th National Surgical Research Congress, Dec 10-12, 2009, Ankara, Turkey.

14. Ertem M, Ozben V, Yilmaz S, Ozveri E. Laparoscopic tube jejunostomy and its

technical details. 9th National Endoscopic Laparoscopic Surgery Congress, Oct 28-31, 2009, Antalya, Turkey.

15. Yuceyar S, Bese T, Ozben V, Erturk E, Polat E, Ilvan S. An atypical presentation of

taenia saginata infestation in the rectovaginal pouch: a case report. National Surgical Congress, May 28-31, 2008, Antalya, Turkey.

16. Ozcelik F, Karatas A, Ozben V, Aydogan F, Karabulut K, Atasoy D. Laparoscopic

excision of mesenteric cyst. National Surgical Congress, May 24-28, 2006, Antalya, Turkey.

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XV. BOOK CHAPTERS

1. Ozben V, Baca B. Robotic Proctocolectomy. Robotic-Assisted Minimally Invasive Surgery: A Comprehensive Textbook. DOI: 10.1007/978-3-319-96866-7_24

2. Remzi F, Ozben V. Vaginal Injury During Stapled Anastomosis. In: Pawlik T., Maithel S., Merchant N. (eds) Gastrointestinal Surgery. 2015, Springer, New York.