1
Walter D Gillespie, David G Matsuura, Philip J Simpson, Gregory M Smith: Articulation mechanism for medical devices. Edwards Lifesciences Corporation, Rajiv Yadav, March 8, 2005: US06863668 (286 worldwide citation)

An improved articulating device for use with a medical insertion instrument comprising in part a first tube having a plurality of ribs defining a plurality of bending segments, a second tube axially disposed within the first tube, and means for transmitting an axial deflecting pull load. Such device ...


2
David G Matsuura, Walter Dean Gillespie, John Patrick Greelis, Charles Lowell Parsons, Mikxay Sirivong, Paul F Zupkas: Method for delivering a medication. Situs Corporation, Knobbe Martens Olsen & Bear, February 6, 2001: US06183461 (238 worldwide citation)

A drug-infusing device is implanted into a body cavity such as a bladder. The device is implanted in an uninflated, low profile state. After insertion into the body cavity, the device is filled with a substance, such as a drug, and assumes an increased profile. After the device is filled, it is allo ...


3
David G Matsuura, Walter Dean Gillespie, John Patrick Greelis, Charles Lowell Parsons, Mikxay Sirivong, Paul F Zupkas: Intravesical infuser. Situs Corporation, Knobbe Martens Olson & Bear, January 9, 2001: US06171298 (183 worldwide citation)

A drug-infusing device is implanted into a body cavity such as a bladder. The device is implanted in an uninflated, low profile state. After insertion into the body cavity, the device is filled with a substance, such as a drug, and assumes an increased profile. After the device is filled, it is allo ...


4
Corbett W Stone, David G Matsuura, Walter D Gillespie, James F Marino: Articulation systems for positioning minimally invasive surgical tools. NuVasive, Jonathan Spangler, December 10, 2002: US06491626 (168 worldwide citation)

An articulator for positioning a tool during a surgical procedure, comprising: a longitudinally extending body; a plurality of transverse grooves extending inwardly from opposite lateral sides of the longitudinally extending body; and a plurality of recesses extending inwardly from the opposite late ...


5
Philip J Simpson, David G Matsuura, John Kilcoyne: Articulated medical device. Endonetics, Knobbe Martens Olsen and Bear, October 31, 2000: US06139508 (156 worldwide citation)

An articulated medical device as disclosed, incorporated in one embodiment into a biopsy device. The biopsy embodiment comprises an elongated actuator shaft which is slidable within an outer sleeve. A jaw portion coupled to the actuator shaft and the outer sleeve opens when the shaft is moved in a f ...


6
Philip J Simpson, David G Matsuura, Walter Dean Gillespie, George A Mansfield III, John E Ashley: Lockable spinal implant. Coalign Innovations, Downs Rachlin Martin PLLC, June 5, 2012: US08192495 (146 worldwide citation)

A spinal implant which is configured to be deployed between adjacent vertebral bodies. The implant has at least one extendable support element with a retracted configuration to facilitate deployment of the implant and an extended configuration so as to expand the implant and effectively distract the ...


7
David G Matsuura, Walter D Gillespie, James F Marino, Selise M Pastore: Annulotomy closure device. NuVasive, Jonathan Spangler, November 15, 2005: US06964674 (140 worldwide citation)

A system for sealing a hole in a body, comprising a generally cylindrical mesh formed from a plurality of helical strands which is inserted into the hole, with at least one end of the cylindrical mesh being moved least partially through an interior portion of the cylindrical shaped mesh such that th ...


8
David G Matsuura, Walter D Gillespie, Sheila K Wallin, Kevin G Connors, Edward Bullister: Devices and methods for attenuation of pressure waves in the body. Solace Therapeutics, Knobbe Martens Olson & Bear, January 27, 2004: US06682473 (84 worldwide citation)

Disclosed are pressure attenuators, for attenuating pressure changes in an anatomical structure. The attenuators are movable from a first, introduction configuration to a second, implanted configuration. When in the second, implanted configuration, the attenuator attenuates pressure spikes within th ...


9
Philip J Simpson, David G Matsuura, John Kilcoyne: Multiple sample biopsy device. Endonetics, Knobbe Martens Olsen and Bear, November 21, 2000: US06149607 (73 worldwide citation)

A biopsy device for acquiring more than one tissue sample comprises an elongated, flexible actuator shaft which is slidable within an outer sleeve. A jaw portion is coupled to the actuator shaft and the outer sleeve in such a manner as to open when the shaft is moved in a first direction relative to ...


10
David G Matsuura, Walter Dean Gillespie, Allen Newman: Deflecting tip for surgical cannula. Vista Medical Technologies, Fish & Richardson P C, September 17, 2002: US06450948 (73 worldwide citation)

A steerable probe with a deflectable tip. In one embodiment, the probe may include a cannula having a proximal end and a distal end and extending along a length therebetween, an exterior surface, an interior surface defining a lumen, an elongate flexible section extending along a first portion of th ...