Stephen J. Querns

One piece self-aligning, self-lubricating catheter valve

Method of making a fuseless soft tip catheter

Method for making a balloon catheter

Catheter having coextruded tubing

Everting balloon stent delivery system having tapered leading edge

Perfusion catheter and striped extrusion method of manufacture

Catheter having an expandable shaft

Expandable flowrate catheter assembly and method of making same

A fuseless soft tip catheter and method for making the same

Einfuhrvorrichtung für einen selbstexpandierenden Stent Import device for a self-expanding stent