1
Jack C Cordis, Dennis J Denen, Philip E Eggers, John J Knittle, Raymond C Ramsey, Robert F Shaw: Electrosurgical apparatus employing constant voltage and methods of use. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, December 5, 1995: US05472443 (557 worldwide citation)

Methods and apparatus are provided for use in performing electrosurgery, wherein a power supply supplies an electrosurgical instrument with a low voltage power signal having a substantially constant peak-to-peak voltage that is independent of the load impedance and which has a crest factor near unit ...


2
Philip E Eggers: Bi-polar electrosurgical endoscopic instruments and methods of use. Hemostatic Surgery Corporation, Nicola A Pisano, July 19, 1994: US05330471 (475 worldwide citation)

Endoscopic surgical instruments are provided that have bipolar electrodes on opposing movable members for passing a high frequency current through tissue for simulataneously severing or manipulating the tissue and causing hemostasis of the tissue. An electrically insulating material is interposed be ...


3
Philip E Eggers, Andrew R Eggers: Bi-polar electrosurgical instruments and methods of making. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, January 16, 1996: US05484436 (352 worldwide citation)

Bipolar surgical instruments for simultaneously cutting and coagulating tissue are provided that feature increased manufacturability and durability, reduced component cost and reduced assembly requirements. The bipolar instruments include opposite polarity electrodes isolated by a layer of electrica ...


4
Philip E Eggers: Hemostatic bi-polar electrosurgical cutting apparatus and methods of use. Hemostatic Surgery Corporation, Nicola A Pisano, June 28, 1994: US05324289 (336 worldwide citation)

A surgical instrument is described that incorporates bipolar electrodes on opposing shearing members for passing a high frequency current through the tissue for causing hemostasis of the tissue and for cutting the tissue. An electrically insulating material is interposed between the shearing members ...


5
Philip E Eggers: Bi-polar electrosurgical endoscopic instruments having a detachable working end. Hemostatic Surgery Corporation, Fish & Neave, February 21, 1995: US05391166 (325 worldwide citation)

Endoscopic surgical instruments are provided that have detachable working ends for use with a reusable handle portion. The detachable working end includes bipolar electrodes on opposing movable members for passing a high frequency current through tissue for simultaneously severing or manipulating th ...


6
Philip E Eggers: Bi-polar electrosurgical endoscopic instruments. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, June 23, 1998: US05769849 (302 worldwide citation)

Endoscopic surgical instruments are provided that have bipolar electrodes on opposing movable members for passing a high frequency current through tissue for simulataneously severing or manipulating the tissue and causing hemostasis of the tissue. An electrically insulating material is interposed be ...


7
Philip E Eggers: Irrigation and shroud arrangement for electrically powered endoscopic probes. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, March 5, 1996: US05496314 (292 worldwide citation)

An irrigation arrangement is provided for electrically powered endoscopic probes that supplies the surgeon with suction or irrigation on demand. The irrigation arrangement is described for use with endoscopic probes employing thermal auto-regulating and bipolar electrosurgical probe tip configuratio ...


8
Philip E Eggers: Electrosurgical endoscopic instruments and methods of use. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, June 16, 1998: US05766170 (286 worldwide citation)

Endoscopic surgical instruments are provided that have bipolar electrodes on opposing movable members for passing a high frequency current through tissue for simulataneously severing or manipulating the tissue and causing hemostasis of the tissue. An electrically insulating material is interposed be ...


9
Philip E Eggers: Hemostatic bi-polar electrosurgical cutting apparatus. Hemostatic Surgery Corporation, Nicola A Pisano, Fish & Neave, July 7, 1998: US05776128 (245 worldwide citation)

A surgical instrument is described that incorporates bipolar electrodes on opposing shearing members for passing a high frequency current through the tissue for causing hemostasis of the tissue and for cutting the tissue. An electrically insulating material is interposed between the shearing members ...


10
Philip E Eggers: Bipolar surgical snare and methods of use. Hemostatic Surgery Corporation, Nicola A Pisano, June 7, 1994: US05318564 (245 worldwide citation)

A bipolar snare instrument for use in surgery is provided. The snare instrument has a snaring loop comprising a flexible continuous electrically-insulating loop for supporting bipolar electrodes. The electrodes may be arranged in various geometries on the insulating loop to provide localized selecti ...