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Acute platelet deposition after carotid endarterectomy in sheep: Vein patch compared with gelatin-sealed Dacron and polytetrafluoroethylene patch closure 

Published byΕυθαλία Κανακάρης-Ρούφος Modified over 5 years ago

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Presentation on theme: "Acute platelet deposition after carotid endarterectomy in sheep: Vein patch compared with gelatin-sealed Dacron and polytetrafluoroethylene patch closure "— Presentation transcript:

1 Acute platelet deposition after carotid endarterectomy in sheep: Vein patch compared with gelatin-sealed Dacron and polytetrafluoroethylene patch closure  Anatoly I. Margovsky, MD, Alan C. Meek, MD, Reginald S.A. Lord, MD  Journal of Vascular Surgery  Volume 24, Issue 2, Pages (August 1996) DOI: /S (96) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

2 Fig. 1 Carotid patch angioplasty with 6 mm (A) and 12 mm (B) width e-PTFE patch material. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

3 Fig. 1 Carotid patch angioplasty with 6 mm (A) and 12 mm (B) width e-PTFE patch material. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

4 Fig. 2 Excised 12 mm patch width arterial segments with 1-hour thrombosis deposition on (A) PTFE patch surface and adjacent arterial wall; (B) Dacron patch surface and adjacent arterial wall at 1 hour after patch implantation. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

5 Fig. 2 Excised 12 mm patch width arterial segments with 1-hour thrombosis deposition on (A) PTFE patch surface and adjacent arterial wall; (B) Dacron patch surface and adjacent arterial wall at 1 hour after patch implantation. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

6 Fig. 3 Acute 111-In-labeled platelet uptake on 6 mm and 12 mm width patches. Log scale shows difference in platelet activity between patch width and patch materials. Numbers represent mean data for each angioplasty group. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

7 Fig. 4 Acute 111-In-labeled platelet uptake on arterial wall opposite to 6 mm and 12 mm width patches. Log scale shows difference in platelet accumulation on arterial wall with respect to each angioplasty group. Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

8 Fig. 5 Scanning electron microscopy appearance of carotid artery after simulated endarterectomy; disrupted endothelial surface covered by platelets and fibrils (original magnification ×800). Journal of Vascular Surgery  , DOI: ( /S (96) ) Copyright © 1996 Society for Vascular Surgery and International Society for Cardiovascular Surgery, North American Chapter Terms and Conditions

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