Collar head transplantation piece for edge side anastomosis

摘要

(57) Abstract The collar head blood vessel transplantation piece of the poly- tetrafluoroethylene which the artery and, the collar head bypass transplantation piece of the poly- tetrafluoroethylene which is expanded (10) with in between, as not needing the color of the vein or the patch of the vein, one body in order directly to promote edge side anastomosis the skirt namely the cuffs part of the poly- tetrafluoroethylene of the end (12) was suited for the one for edge side anastomosis which it possesses and is expanded (10).