1
Greg R Patterson, G Ronald Williams, James J Leary: Apparatus and method for controlled removal of stenotic material from stents. Prolifix Medical, Townsend&Townsend&Crew, August 24, 1999: US05941869 (645 worldwide citation)

Apparatus and methods for treating in-stent restenosis are described for removing stenotic material from within previously stented regions of a patient's vasculature. The apparatus includes a catheter system having a stenotic material removal mechanism mounted on a distal portion of an elongated inn ...


2
Greg R Patterson, Ronald G Williams, James J Leary: Apparatus and method for controlled removal of stenotic material from stents. Prolifix Medical, Townsend and Townsend and Crew, November 20, 2001: US06319242 (267 worldwide citation)

Apparatus and methods for treating in-stent restenosis are described for removing stenotic material from within previously stented regions of a patient's vasculature. The apparatus includes a catheter system having a stenotic material removal mechanism mounted on a distal portion of an elongate ...


3
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 ...


4
Greg R Patterson, G Ronald Williams, James J Leary: Apparatus and method for removing stenotic material from stents. Prolifix Medical, Townsend and Townsend and Crew, March 16, 1999: US05882329 (198 worldwide citation)

Apparatus and methods are provided for recanalizing stented regions within the vasculature which have become restenosed. A shearing body is displaced within the stented region in order to dislodge the stenotic material from an interface envelope defined by the inner surface of the stent. Usually, th ...


5
Greg R Patterson, G Ronald Williams, James J Leary: Apparatus and method for removing stenotic material from stents. Prolifix Medical, Townsend and Townsend and Crew, May 11, 1999: US05902263 (177 worldwide citation)

Apparatus and methods are provided for recanalizing stented regions within the vasculature which have become restenosed. A shearing body is displaced within the stented region in order to dislodge the stenotic material from an interface envelope defined by the inner surface of the stent. Usually, th ...


6
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 ...


7
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 ...


8
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 ...


9
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 ...


10
Patterson Greg R, Williams Ronald G, Leary James J: Apparatus for removal of material from stents. Prolifix Medical, June 14, 2000: EP1007139-A1

Apparatus and methods for treating in-stent restenosis are described for removing stenotic material from within previously stented regions of a patient's vasculature. The apparatus includes a catheter system having a stenotic material removal mechanism (52) mounted on a distal portion of an elongate ...