Patent ID: 7918885
Filing Date: 2011-04-05
Classification: A61F

Abstract:
1. A vessel prosthesis for the replacement of aorta segments near the heart comprising a pleated flexible tube with folds, the tube being configured as a thermally pre-fixed arc the arc shape being fixed in an extension-resistant manner, in the non-implanted state, by means of at least one continuous extension limiter running in the longitudinal direction and/or a multiplicity of extension limiters running in the transverse direction, and the folds of the pleating being gathered together to fix the arc, wherein the prosthesis has, as an extension limiter, at least one seam with at least eight through-runs, the at least one seam running in the longitudinal direction and/or in the circumferential direction of the prosthesis, and wherein thread ends are arranged at a distance from one another and longitudinal seams have, between the thread ends, intermediate ties.