Catheter

Abstract

A catheter that is unlikely to deteriorate even after long-term storage includes: a catheter tip having a catheter tip resin layer containing 60% by mass or more of tungsten carbide; a catheter main body portion having a catheter main body portion resin layer containing at least one type of second additive selected from the group consisting of antioxidants and light stabilizers; and a catheter tip resin layer wherein the total content of at least one type of first additive selected from the group consisting of antioxidants and light stabilizers contained in the catheter tip resin layer is less than the total content of the second additive in the catheter main body portion resin layer, and the total content of the first additive relative to the catheter tip resin layer is 0% by mass or more and less than 3% by mass.

CPC Classifications