1
Brian S Donlon, Richard L Mueller Jr, S Christopher Daniel, Hanson S Gifford III, John H Stevens: Clamp assembly and method of use. Heartport, Townsend and Townsend and Crew, April 8, 1997: US05618307 (453 worldwide citation)

A deployable clamp for clamping a patient's ascending aorta between the coronary arteries and the brachiocephalic artery. The clamp is detachably mounted to the distal end of an elongated clamp positioner and is manipulated and actuated from the proximal end of the clamp positioner at a location out ...


2
Richard L Mueller, Stephen W Boyd, James R Flom, Lorraine F Mangosong, William S Peters: Soft tissue retractor and method for providing surgical access. Heartport, Jeffry J Grainger, Jens E Hoekendijk, Michael J Lynch, September 22, 1998: US05810721 (388 worldwide citation)

The present invention provides a retractor for providing surgical access through a passage in tissue, together with methods for its use and deployment. The retractor comprises an anchoring frame having an upper surface, a lower surface, and an opening therethrough which defines an axial axis. A flex ...


3
Michael J Horzewski, Richard L Mueller Jr: Perfusion type balloon dilatation catheter, apparatus and method. Advanced Cardiovascular Systems, Fulwider Patton Rieber Lee & Utecht, September 20, 1988: US04771777 (352 worldwide citation)

Perfusion-type balloon dilatation apparatus having a guiding catheter with proximal and distal extremities and with a flow passage extending therethrough. A balloon dilatation catheter is disposed in the guiding catheter. The balloon dilatation catheter is comprised of a flexible elongate tubular me ...


4
Richard L Mueller, Gerri Chatelain, Richard Jaraczewski: Vascular dilation catheter construction. Devices for Vascular Intervention, Townsend and Townsend, August 20, 1991: US05041089 (312 worldwide citation)

An improved vascular dilation catheter comprises an involuted tubular structure including outer and inner tubular walls which extend the entire length of the catheter. The outer tubular wall is enlarged at a distal end of the catheter to form a dilation balloon, and extends back the remaining length ...


5
Michael Evans, Richard L Mueller: Atherectomy device having helical blade and blade guide. Devices for Vascular Intervention, Townsend and Townsend Khourie and Crew, July 13, 1993: US05226909 (312 worldwide citation)

An atherectomy catheter includes a catheter body having a cylindrical housing at its distal end. The cylindrical housing includes an elongate cutting aperture on one side thereof and a mechanism for severing atheroma which enters within the opening. In a first embodiment, the cutting mechanism compr ...


6
Michael J Rosinko, Alexander Khairkhahan, Michael Horzewski, Stuart D Harman, Richard L Mueller, Douglas R Murphy Chutorian: Steerable catheter with tip alignment and surface contact detector. Gibson Dunn & Crutcher, April 22, 2003: US06551302 (271 worldwide citation)

A steerable percutaneous catheter for guiding at least one functional device to selected surfaces of a body for treatment thereon, particularly adapted for laser-assisted Percutaneous Transmyocardial Revascularization (PTMR). The steerable catheter has a handle portion at its proximal end and a cont ...


7
John B Simpson, Richard L Mueller, Peter S Brown, James R Kermode: Atherectomy device and method. Devices for Vascular Intervention, Townsend and Townsend, September 10, 1991: US05047040 (263 worldwide citation)

An atherectomy device for removing stenosis materials from a vascular vessel is provided. The atherectomy device includes a flexible tubular member, a flexible drive means disposed within the tubular member, and a cutting assembly carried by the distal extremity of the tubular member. The cutting as ...


8
Kirsten L Valley, David W Snow, Sylvia W Fan, Richard L Mueller Jr: Methods and apparatus for anchoring an occluding member. Heartport, Jeffry J Grainger, Jans E Hoskendijk, Michael J Lynch, August 18, 1998: US05795325 (228 worldwide citation)

Pressure is measured on both sides of an occluding member for determining when pressure forces on the occluding member may cause migration of the occluding member. An alarm indicates when the pressure force on the balloon exceed a predetermined threshold. In another aspect of the invention, a pressu ...


9
Michael Evans, Richard L Mueller: Atherectomy device having helical blade and blade guide. Devices for Vascular Intervention, Townsend and Townsend Khourie and Crew, May 17, 1994: US05312425 (225 worldwide citation)

An atherectomy catheter includes a catheter body having a cylindrical housing at its distal end. The cylindrical housing includes an elongate cutting aperture on one side thereof and a mechanism for severing atheroma which enters within the opening. In a first embodiment, the cutting mechanism compr ...


10
Richard L Mueller, Tommy G Davis, Peter S Brown, John B Simpson: Catheter and method for making intravascular incisions. Devices for Vascular Intervention, Townsend and Townsend, October 1, 1991: US05053044 (225 worldwide citation)

A vascular catheter includes a blade tip at its distal end. In the specific embodiments, a blade is mounted within the blade tip and a mechanism provided for extending the blade transversely when the blade tip is located within a region of stenosis. By extending the blade and axially translating the ...