1
Roger A Stern, Vincent N Sullivan, Roxanne L Richman, Loren L Roy, Robert L Marion, Thomas D Striegler: Bipolar/monopolar endometrial ablation device and method. Vesta Medical, William B Walker, October 8, 1996: US05562720 (585 worldwide citation)

An endometrial ablation device and a method of manufacturing and using the device. An RF current is passed through an endometrium to heat it. An electroconductive expandable member such as a balloon is used as the medium for passing the current and causing the heating of the endometrium. The power d ...


2
Roger A Stern, Vincent N Sullivan, Robert L Marion: Body cavity ablation apparatus and model. Vesta Medical, William B Walker, February 3, 1998: US05713942 (290 worldwide citation)

An endometrial ablation apparatus and method wherein an RF current having a frequency of between 250 kHz and 100 MHz is passed through the entire surface of an endometrium in order to provide heating of the endometrium. An electroconductive expandable member such as a balloon is used as the medium f ...


3
Roger A Stern, Vincent N Sullivan, Robert L Marion: Method and apparatus for endometrial ablation. Vesta Medical, William B Walker, March 21, 2000: US06041260 (237 worldwide citation)

An endometrial ablation apparatus and method wherein an RF current having a frequency of between 250 kHz and 100 MHz is passed through the entire surface of an endometrium in order to provide heating of the endometrium. An electroconductive expandable member such as a balloon is used as the medium f ...


4
Richard D Antanavich, Randel Dorian: Plasma concentrate and tissue sealant methods and apparatuses for making concentrated plasma and/or tissue sealant. PlasmaSeal Corporation, William B Walker, December 17, 1996: US05585007 (200 worldwide citation)

An inexpensive device with a disposable cartridge for preparing tissue sealant is disclosed. The device is particularly applicable to star preparation of autologous tissue sealant. A method of sealing tissue in which the tissue sealant is applied immediately after mixing platelet-rich plasma concent ...


5
Randel Dorian, Richard Wood Storrs: Plasma concentrate apparatus and method. Hanuman, William B Walker, June 14, 2005: US06905612 (155 worldwide citation)

A plasma concentrator for producing plasma concentrate from a plasma from which erythrocytes have been substantially removed. The device comprises a concentrating chamber having an inlet port and an concentrate outlet, the concentrating chamber containing hydrogel beads and at least one inert agitat ...


6
Richard D Antanavich, Randel Dorian: Methods for making concentrated plasma and/or tissue sealant. Plasmaseal, William B Walker, August 4, 1998: US05788662 (151 worldwide citation)

An inexpensive device with a disposable cartridge for preparing tissue sealant is disclosed. The device is particularly applicable to stat preparation of autologous tissue sealant. A method of sealing tissue in which the tissue sealant is applied immediately after mixing platelet-rich plasma concent ...


7
Richard D Antanavich, Randel Dorian: Method and apparatus for applying tissue sealant. Plasmaseal, William B Walker, September 29, 1998: US05814022 (128 worldwide citation)

A device and method for applying a fibrinogen-based tissue sealant to seamlessly connect human or animal tissues or organ parts, to seal wounds, stop bleeding and the like by mixing fibrin or fibrinogen with blood clot-promoting coagulation factors are disclosed. The device includes two cylindrical ...


8
Eric K Gustafson, Rick Trebino, John Lee: Diffraction immunoassay apparatus and method. Yellowstone Diagnostics Corporation, William B Walker, October 24, 1989: US04876208 (123 worldwide citation)

A diffraction immunoassay method in which a diffraction grating design of non-light disturbing primary binding reagent on an insoluble surface is conjugated with analyte in a sample. If the primary binding reagent-analyte conjugate is light disturbing, a diffraction grating is formed. If the primary ...


9
Josef E Kercso: Implant apparatus. Syntex, Tom M Moran, William B Walker, August 8, 1978: US04105030 (110 worldwide citation)

Apparatus for subcutaneously implanting drug-containing pellets in animals. The apparatus comprises a handle; attached to the handle, a track along which a carriage moves; a carriage which moves along the track, the carriage having (i) a front part adapted to receive and retain a detachable needle h ...


10
Michael P C Watts, Lawrence Hendler: Prober and tester with contact interface for integrated circuits-containing wafer held docked in a vertical plane. Electroglas, William B Walker, August 12, 1997: US05656942 (103 worldwide citation)

A tester for testing integrated circuits-containing semiconductor wafers or substrates, includes a vertically oriented performance board with. D/A converters mounted and pin connected immediately therebehind. A prober including a vertical array of connector pins mounts a vertical probe card and a ve ...