P&S Mechanics Co., Ltd.

WHAT IT IS We design and manufacture the innovative robot-assisted gait training system named Walkbot for

locomotion-impaired patients in the field of rehabilitation medicine.

• Spinal Cord Injury (SCI)

• Stroke

• Traumatic Brain Injury (TBI)

• Multiple Sclerosis (MS)

• Parkinson’s Disease

• Cerebral Palsy (CP)

• Orthopedic problems

Conventional Training ‘High-Tech Robot-Assisted Training’

Walkbot

TREND OF TECHNOLOGY

• Motor learning approach reduces length of hospital stay

Repeated

practice

Intensive

training

Task

specific + +

• Re-learn the walking mechanism with perfection

THE REHABILITATION PURPOSE

TYPE OF MODEL

WALKBOT BENEFIT

• Create natural gait pattern optimal to the patient

• World-first ankle joint motor drive

• More sessions and efficient therapy by automatic leg length adjustment

• Useful training mode

(Interactive, assist training in accordance to the patient)

• Treadmill synchronized with robot (BWSTT mode is possible)

• Bio-feedback, 3D real-time software package

• Clinically proven

WHAT FEATURES / TECHNOLOGY

Preventing toe dragging/ foot drop at the end of stance phase

•Stronger sensory stimulations on the foot

WHAT FEATURES / TECHNOLOGY

Input

Height of ankle

Shoes size

Height / Weight

Length of Knee to ankle

Length of hip to knee

Output

NGPG

(Natural Gait Pattern

Generator) Create the most natural

gait pattern for individual

WHAT FEATURES / TECHNOLOGY

Basic Training Mode

Follows decided stride and speed

Applicable to early stage

Interactive Training Mode

Therapeutic speed is automatically adjusted as per patient’s muscle power

Applicable to main course of training

Assisted Training Mode

Robot assisted power for abnormal leg is adjusted

Mainly applicable to paralyzed patient

CLINICAL CASE _ STROKE Conventional therapy

40 min/session, 2 sessions/day

Robot therapy 30 min/day (session 1)

+

Conventional therapy 40 min/day (session 2)

Conventional therapy

40 min/session/day

Conventional therapy

40 min/session/day Conventional therapy group

Robot-assisted group

Training： 5 days/week, 4 weeks

Robot-assisted training group Conventional training group P

Pre-training Post-training Follow-Up Pre-training Post-training Follow-Up

FAC 1.46±1.55 2.54±1.50 2.69±1.49 1.62±0.92 1.69±0.91 1.85±0.86 0.02

BBS 19.23±14.62 33.85±12.92 39.15±11.49 19.77±9.00 27.00±7.88 31.23±7.33 0.03

K-MBI 43.85±19.89 57.08±19.39 65.77±15.87 44.15±16.9 49.46±16.35 53.46±15.33 0.00

EQ5D 0.40±0.30 0.55±0.25 0.64±0.25 0.37±0.31 0.4±0.32 0.43±0.30 0.10

MAS -Knee

0.08±0.27 0.08±0.27

0.00±0.00

0.00±0.00

0.00±0.00

0.00±0.00

0.57

-Ankle 0.19±0.46 0.12±0.40 0.19±0.46 0.08±0.27 0.08±0.27 0.08±0.27 0.57

MMT

-Hip Flexion

4.77±2.19

6.46±1.74

6.77±1.12

4.85±2.32

5.92±1.59

6.46±1.22

0.40

-Hip extension 4.54±2.1 6.46±1.74 6.77±1.12 4.85±2.32 5.92±1.59 6.46±1.22 0.22

-Knee flexion 4.92±2.09 6.31±1.73 6.77±1.12 4.62±2.56 5.85±1.7 6.46±1.22 0.78

-Knee extension 5.00±2.08 6.31±1.73 6.77±1.12 4.62±2.56 5.85±1.7 6.46±1.22 0.74

-Ankle plantar flexion 3.69±2.13 5.23±2.15 5.77±1.72 3.77±2.36 5.08±1.9 6.00±1.52 0.65

-Ankle dorsiflexion 3.69±2.13 5.23±2.15 5.77±1.72 3.77±2.36 5.08±1.9 6.00±1.52 0.65

WALKBOT PAPERS

1. DOI:10.3795/KSME-AB.2010.34.0.000 (2010 .3)/ Korea mechanical engineering society Kinematic study on Walkbot_S J.O.Kim(Soongsil univ), H.S.Bae(Ehwa univ hospital), H.Y.Jeon(National Cancer center), K.H.Park (P&S Mechanics)

2. Electronics Letter 24th Sep. 2009 vol 45 No 20 Validity and feasibility of intelligent Walkbot system S.H.You (Yonsei University)

3. ICBE1437(International Conference on Biomedical Engineering and Biotechnology 2014) Concurrent Validity and Test-Retest Reliability of the Novel Walkbot-K System S.H.You (Yonsei University)

4. NeuroRehabilitation 32 (2013) 833–838 DOI:10.3233/NRE-130907(SSCI) Immediate effect of Walkbot robotic gait training on neuromechanical knee stiffness in spastic hemiplegia: A case report

S.H.You(Yonsei university) Y.I.Shin(Pusan univ. hospital)

5. DOI 10.1109/TNSRE.2015,2404936(IEEE Transactions on Neural Systems & Rehabilitation Engineering) Effects of Innovative WALKBOT Robot-assisted Locomotor Training on Balance and Gait Recovery in Hemiparetic Stroke : A Prospective, Randomized, Experimenter Blinded Case Control Study with a 4-week Follow-up

Y.I.Shin(Pusan univ. hospital)

6. PM R. 2014 Sep 21. pii: S1934-1482(14)01382-3 DOI: 10.1016/j.pmrj.2014.09.008 Robot-assisted Gait Training in a Patient with Hereditary Spastic Paraplegia: A Case Report

H.K.Seo(Seoul National Univ. hospital), B.M.Oh (Seoul National univ. hospital)

SAFETY MANAGEMENT

■ Triple Emergency Switch

■ Sensitivity Management

Double Proximity

Sensor

Double Safe Sensor

Double Proximity

Sensor

■ Double sensors

In order to minimize the shutdown of device during the training due to the resistance of patient, therapists can adjust 6 levels of sensitivity according to the patient’s condition .

MARKET ANALYSIS

Rehabilitation Robots, Active Prostheses, and Exoskeleton Market Forecasts, 2014 to 2020

*Source : WinterGreen research Inc.

2013 2014 2015(E) 2016(E) 2017(E) 2018(E) 2019(E) 2020(E)

Rehabilitation

Robots (MM$)* 43.3 51.1 63.9 111.8 255.9 662.9 1,239 1,822

Growth %* 12.0 18.0 25.0 75.0 129.0 159.0 87.0 47.0

COMPETITORS ANALYSIS

Rehabilitation Robot Exoskeleton Robot End-Effector Robot Wearing Robot

players •WALKBOT

•Hocoma

•Bama

•Motorika

•NX

•Reha Technology

•Woodway

•Cyberdyne

•Ekso bionics

•ReWalk

•Indigo

• Create natural gait pattern optimal to the patient • World-first three joints, hip, knee and ankle drive motors • Automatic leg length adjustment

MARKETABILITY

Walkbot® Worldwide Network(Present)

Headquarter SEOUL

Please click the website !

COMPANY HISTORY

Organization

R&D Management

Lower extremity

Robot

Upper extremity

Robot

Intelligent Robot

CEO Advisor

Development

Sales

C/S

Quality Management

Executive board

Park Kwang-Hun / CEO

-1981 Graduated Seoul National Univ. (Mechanical engineering)

-1986 R&D division engineer at GoldStar ( current LG)

-1997 Technology Institute director at Sindoh

-Current : CEO / P&S Mechanics

Lee Dong-Chan / CTO

- 1987 Graduated Chung-Ang Univ. (Mechanical engineering)

-1998 Senior engineer at Sindoh

- Current : CTO / P&S Mechanics

S.H. Yoo (Advisor)

H.S Bae (Advisor)

- 2005 Yonsei Univ. Rehab. Medicine Master degree,

Korea Univ. PhD.

- 2002-2006 Associate Prof. of Severance hospital

- 2006- now Professor at Ewha Univ. hospital

Park Hwa-Jun / Director

- 1990 Graduated Seoul National Univ. (Mechanical engineering)

- 2013 Sales director at MC Technology

- Current : Sales director / P&S Mechanics

Sales team

- China, HK, Taiwan : able to speak Chinese, English

- Europe / South America : able to speak English, Spanish

- USA / Asia : able to speak English, Japanese

- Middle East : able to speak English

- 1986- 1990 Yonsei Univ. Physical Therapy

- 1992- 1993 New York University, Physical Therapy (MS degree)

- 1994-1998 University of Virginia, Motor Learning

Development & Sports Medicine PhD

- 1999-2006 Hampton University

Doctor of Physical Therapy associate Professor

- 2007- now Professor at Yonsei Univ.

TEAM

PORTFOLIO

Real Time Management of Device

• Status of Each Device - Display of Each Part and Sensor • Device Information - Institutions, Network Information - Maintenance Schedule • Operating Information - Frequency and Time of Training • Management of Device History Record - Display of Device Usage Data

A/S SERVICE

PATENTS / CERTIFICATE Patent Registration 20 Design Registration 3 Patent Application 6 Design Application

Oversea Patent Registration 3 Registered

Trade Mark 2

Oversea Patent

Application 1 PCT 2

NO Sort Appl. Date Application no. Reg. date Patent No. Title of invention

1 PATENT 20060630 10-2006-0061415 20070629 10-0731899 Power-driven walking support device

2 PATENT 20060914 10-2006-0089121 20080820 10-0854511 Gait training control system

3 PATENT 20070206 10-2007-0012082 20080717 10-0848169 Supporting device of rotator

8 PATENT/

USA PATENT

20080331

20100930

10-2008-0029605

12/895,281

20100810

20130611

10-0976180

8460162 Robot for walking training and working method thereof

9 PATENT 20080331 10-2008-0029806 20100121 10-0939284 A walking support device of ankle joint

10 TRADEMARK 20080604 40-2008-0027268 20090904 40-0799991 Walkbot (Trademark)

11 PATENT 20080930 10-2008-0095845 20110205 10-1019452 Apparatus for automatically exercising fingers

…

29 USA PATENT 20121120 13/682/726 Walking training apparatus

30 PATENT 20120208 10-2012-0012748 20130717 10-1289005 Walking training apparatus

31 PCT 20130201 KR2013/000845

…

THANK YOU FOR YOUR TIME !

P&S Mechanics Co., Ltd.

Re-Walking for Perfection “Re-Walking for Perfection Goes far beyond the Infinity”