Åsmund Birkeland Vessels and Blood Flow from Ultrasound.
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Transcript of Åsmund Birkeland Vessels and Blood Flow from Ultrasound.
![Page 1: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/1.jpg)
Åsmund Birkeland
Vessels and Blood Flow from Ultrasound
![Page 2: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/2.jpg)
Vessel Extraction from UltrasoundUltrasound Painting of Vascular Tree [VMV2010]
Quickly extract 3D models live during examinationMinimize interactionUsing basic 2D B-mode ultrasound + tracking
![Page 3: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/3.jpg)
Vessel Extraction from Ultrasound
![Page 4: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/4.jpg)
ChallengesHoles in the surfaceSurface artifactsTracking calibrationMotion compensation
![Page 5: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/5.jpg)
New Directions
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New Vessel Geometry Implicit surfaces from points and tangents
SmoothHole-free
Cooperation with IMPA, Brazil
[Ives Macedo 2011]
![Page 7: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/7.jpg)
New DataNew 4D ultrasound streaming (Dag Magne Ulvang)Volume registration (Ola Kristoffer Øye)
![Page 8: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/8.jpg)
Live 3D Blood FlowInput: 3D vascular structure and Doppler dataIllustrative depiction of 3D flow on vessel geometryEnvironments
1. Flow phantom2. Carotid artery3. Hepatic/portal vascular
tree
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Live 3D Blood Flow
![Page 10: Åsmund Birkeland Vessels and Blood Flow from Ultrasound.](https://reader036.fdocuments.net/reader036/viewer/2022062223/551a6f9c550346761a8b48b6/html5/thumbnails/10.jpg)
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