Catheter having extruded, flexible, pliable and compliant marker band
First Claim
1. A tubular medical catheter body comprising a catheter consisting essentially of plastic material having a tubular, flexible, pliable and compliant marker band affixed to and surrounding the external surface of the catheter body, wherein the marker band has an axial length of at least 0.5 mm and not more than 1 cm, which is made from a tubular extrusion of a heat shrinkable plastic material having radiopaque tungsten metal particles therein which are no greater than 2 microns in size and which are thoroughly mixed in said heat shrinkable plastic material, such that said flexible, pliable and compliant marker band is radiopaque throughout.
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Abstract
A tubular catheter body comprising a catheter consisting essentially of plastic material and having a tubular, flexible, and compliant marker band affixed to and surrounding the external surface of the catheter body. The compliant marker band comprises a heat shrinkable plastic material having tungsten particles which are no greater than 2 microns in size such that the marker band is radiopaque throughout.
77 Citations
10 Claims
- 1. A tubular medical catheter body comprising a catheter consisting essentially of plastic material having a tubular, flexible, pliable and compliant marker band affixed to and surrounding the external surface of the catheter body, wherein the marker band has an axial length of at least 0.5 mm and not more than 1 cm, which is made from a tubular extrusion of a heat shrinkable plastic material having radiopaque tungsten metal particles therein which are no greater than 2 microns in size and which are thoroughly mixed in said heat shrinkable plastic material, such that said flexible, pliable and compliant marker band is radiopaque throughout.
Specification