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Histologic images of the ePTFE valve leaflets explanted from a sheep 4 weeks after surgery.

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posted on 2014-06-13, 04:11 authored by Ben Zhang, Xiang Chen, Tong-yi Xu, Zhi-gang Zhang, Xin Li, Lin Han, Zhi-yun Xu

A The surface of ePTFE leaflet was smooth, without obvious cell or tissue infiltration. The ePTFE membrane showed multilayered structure.(HE×400). B The surface of ePTFE on the sealing cuff revealed fibrous overgrowth, which attached loosely to the ePTFE membrane which itself had no obvious cell or tissue infiltration.(HE×200).

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Transcatheter Pulmonary Valve Replacement by Hybrid Approach Using a Novel Polymeric Prosthetic Heart Valve: Proof of Concept in Sheep
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biotechnologybiomaterialscardiologyCardiovascular diseasesValvular diseasesInterventional cardiologySurgical and invasive medical proceduresCardiothoracic surgeryimageseptfevalveleafletsexplantedweeks

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