1
James D Passafaro, Ronald G Williams, David J Kupiecki, Greg R Patterson, Kathy M Mah: Methods and systems for treating obstructions in a body lumen. Prolifix Medical, Townsend and Townsend and Crew, December 5, 2000: US06156046 (245 worldwide citation)

A system is provided having a catheter, a torque member extending longitudinally through a lumen of the catheter, a removal mechanism secured to a distal end of the torque member, and a guidewire having a guide section that extends through a lumen of the removal mechanism. The guide section defines ...


2
Greg R Patterson, David J Kupiecki, Kathy M Mah, Ronald G Williams, James J Leary: Vascular stent for reduction of restenosis. Prolifix Medical, Townsend and Townsend and Crew, December 26, 2000: US06165209 (133 worldwide citation)

Apparatus and methods are provided for restoring and maintaining an open passage or lumen in a body conduit, such as a blood vessel, which has become stenosed or occluded. The apparatus includes a stent which is specially adapted for inhibiting restenosis within the stent after implantation in a bod ...


3
Timothy B McFann, John C Muskivitch, James D Passafaro, Kathy M Mah: Guidewire for precision catheter positioning. Prolifix Medical, Townsend and Townsend and Crew, June 18, 2002: US06406442 (72 worldwide citation)

The present invention comprises a guidewire having a compressible guide section capable of deflecting a catheter to abut a lumen wall. The compressible guide section exerts an outward radial force while it is at least partially compressed within a lumen. The guide section permits a physician to prec ...


4
Timothy B Mcfann, Kathy M Mah, James D Passafaro, Roger W Perkins, Joan Huynh, Greg R Patterson, Ronald G Williams, David J Kupiecki: Guidewire for positioning a catheter against a lumen wall. Prolifix Medical, Townsend and Townsend and Crew, April 16, 2002: US06371928 (65 worldwide citation)

The present invention relates to a guidewire having a shaped three dimensional guide section. In the preferred embodiment the guide section is helical, and exerts an outward radial force on a lumen the guidewire is constrained in. The outward radial force can be measured or calculated according to m ...


5
James D Passafaro, Larry B Rogers, Kathy M Mah, Roger W Perkins, Joan Huynh: Apparatus for making wire with radial expansible guide section and methods of manufacturing the same. Prolifix Medical, Townsend and Townsend and Crew, October 31, 2000: US06139557 (31 worldwide citation)

An apparatus and method of making a guidewire with a preformed three dimensional profile is described. The Apparatus comprises a mandrel having a screw thread for receiving a core wire and at least one securing means for holding the core wire onto the mandrel. The core wire must be retained under te ...


6
Timothy B McFann, John C Muskivitch, James D Passafaro, Ronald G Williams, David J Kupiecki, Kathy M Mah: Guidewire for precision catheter positioning. Townsend And Townsend And Crew, March 14, 2002: US20020032391-A1

The present invention comprises a guidewire having a compressible guide section capable of deflecting a catheter to abut a lumen wall. The compressible guide section exerts an outward radial force while it is at least partially compressed within a lumen. The guide section permits a physician to prec ...


7
Timothy B McFann, Kathy M Mah, James D Passafaro, Roger W Perkins, Joan Huynh, Greg R Patterson, Ronald G Williams, David J Kupiecki: Guidewire for positioning a catheter against a lumen wall. Prolifix Medical, Townsend And Townsend And Crew, August 1, 2002: US20020103446-A1

The present invention relates to a guidewire having a shaped three dimensional guide section. In the preferred embodiment the guide section is helical, and exerts an outward radial force on a lumen the guidewire is constrained in. The outward radial force can be measured or calculated according to m ...