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Philip E Eggers, Hira V Thapliyal: Resecting loop electrode and method for electrosurgical cutting and ablation. ArthroCare Corporation, John T Raffle, September 22, 1998: US05810764 (428 worldwide citation)

An electrosurgical resecting instrument is provided having a resecting loop electrode on the distal end of a shaft and coupled to a high frequency voltage source. The loop electrode is configured to fit within a working end of a resectoscope (discussed below) and to remove small portions of tissue ( ...


3
Ronald A Underwood, Terry S Davison, Hira V Thapliyal, Philip E Eggers: Apparatus for electrosurgical spine surgery. ArthroCare Corporation, John T Raffle, September 4, 2001: US06283961 (426 worldwide citation)

The present invention provides systems and methods for selectively applying electrical energy to a target location within of a patient's body, particularly including tissue in the spine. The present invention applies high frequency (RF) electrical energy to one or more electrode terminals in th ...


4
Philip E Eggers, Hira V Thapliyal: Method for electrosurgical cutting and ablation. ArthroCare Corporation, John T Raffle, May 23, 2000: US06066134 (410 worldwide citation)

An electrosurgical probe (10) comprises a shaft (13) having an electrode array (58) at its distal end and a connector (19) at its proximal end for coupling the electrode array to a high frequency power supply (28). The shaft includes a return electrode (56) recessed from its distal end and enclosed ...


5
Michael A Baker, Stephen M Brunell, Jean Woloszko, Ronald A Underwood, Hira V Thapliyal, Philip E Eggers: System and methods for electrosurgical tissue treatment in the presence of electrically conductive fluid. ArthroCare Corporation, John T Raffle, November 21, 2000: US06149620 (400 worldwide citation)

Systems and methods are provided for applying a high frequency voltage in the presence of an electrically conductive fluid to create a relatively low-temperature plasma for ablation of tissue adjacent to, or in contact with, the plasma. In one embodiment, an electrosurgical probe or catheter is posi ...


6
Phillip M Olsen, Maria B Ellsberry, David C Hovda, Hira V Thapliyal, Philip E Eggers: Methods for tissue resection, ablation and aspiration. ArthroCare Corporation, John T Raffle, February 20, 2001: US06190381 (398 worldwide citation)

The present invention provides systems and methods for selectively applying electrical energy to a target location within or on a patient's body. In particular, methods and apparatus are provided for resecting, cutting, partially ablating, aspirating or otherwise removing tissue from a target s ...


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Paul O Davison, Jean Woloszko, Hira V Thapliyal, Philip E Eggers: Systems and methods for electrosurgical tissue treatment. ArthroCare Corporation, John T Raffle, Sanjay S Badge, October 14, 2003: US06632193 (377 worldwide citation)

Systems and methods are provided for removal (ablation) or modification of soft tissue with high frequency voltage through a capacitive charge process. Specifically, one of the conductors of a capacitor device maybe positioned adjacent to, or in the region of, a body structure. The other conductor i ...


8
Scott A Ciarrocca, Francois Antounian, Jean Woloszko, Robert H Dahla: Electrosurgical probe with movable return electrode and methods related thereto. Arthrocare Corporation, John T Raffle, Richard R Batt, January 4, 2005: US06837888 (373 worldwide citation)

The present invention provides systems, apparatus, and methods for dissecting, resecting, severing, cutting, contracting, coagulating, or otherwise modifying a tissue or organ of a patient. An apparatus of the invention includes an electrosurgical probe configurable between an open configuration and ...


9
Andrew M L Cheng, Philip E Eggers, Hira V Thapliyal: Power supply and methods for fluid delivery in electrosurgery. ArthroCare Corporation, John T Raffle, May 22, 2001: US06235020 (361 worldwide citation)

A system for applying high frequency electrical energy to a body structure within a patient where the system detects the presence of conductive fluid. In one embodiment, the system includes a high frequency power supply, a surgical instrument having an electrode terminal, and a conductive fluid sens ...


10
Andrew M L Cheng, Philip E Eggers, Hira V Thapliyal: Power supply and methods for limiting power in electrosurgery. ArthroCare Corporation, John T Raffle, October 2, 2001: US06296636 (349 worldwide citation)

A high frequency power supply for applying electrical energy to a target site on or within a patient's body includes an electrical output driver, an output current sensor detecting the current output from the driver, and a power limiting device coupled to the current sensor during normal condit ...