Marked venous sheath, in particular for the restoration of the venous valve function of varicose veins

摘要

Vein sheath (100) for the restoration of the venous valve function of varicose veins, in the form of a flat sheath piece, characterized in that the flat sheath piece has at least two substantially mutually parallel marking means, wherein the at least two marking means have a mutual distance, which substantially the External circumferential length of a vein having a substantially intact venous valve function, the flat sheath piece leg-shaped extensions (106), the flat sheath piece has a substantially rectangular basic shape and on a narrow side (102) of the basic shape has a U-shaped cutout (104) whose Width corresponds to the outer diameter of a vein to be coated.