1
John S Gentelia, Frank Williams, William Wheatley: Electrosurgical probe. Conmed Corporation, Larson & Taylor, December 7, 1993: US05267994 (369 worldwide citation)

An electrosurgical probe is provided which reduces the likelihood of arcing from the probe. In addition, the probe provides the ability to place a fiber-optic cable through the probe for providing for laser surgery or for laproscopic examination of the patient. The electrosurgical probe comprises an ...


2
Maz Sutcu, John S Gentelia: Bipolar surgical devices and surgical methods. ConMed Corporation, Larson & Taylor, September 22, 1998: US05810805 (212 worldwide citation)

A surgical device includes a pair of end effector members. Rotation of one or both of the members about the longitudinal axis thereof enables a section of tissues to be inserted between the members and then grasped and compressed thereby. In use in laparoscopy, the members are rotated (or biassed) t ...


3
John S Gentelia, Frank R Williams, William C Wheatley, Ernesto G Sevilla, Sharyn E Longo, Deborah E Forbey: Electrosurgical trocar assembly with bi-polar electrode. Conmed Corporation, Larson & Taylor, April 5, 1994: US05300070 (150 worldwide citation)

A trocar assembly includes an elongate trocar device and a surrounding cannula. The trocar device incorporates an electrosurgical cutting element which is used to make a guide hole for the cannula and thus enables the remainder of the trocar assembly to enlarge the puncture. The cutting element comp ...


4
Pasqule Ciaglia, John S Gentelia: Trocar and tube with pressure signal. Conmed Corporation, Larson & Taylor, January 18, 1994: US05279567 (133 worldwide citation)

An apparatus for inserting a thoracotomy tube in a patient without damaging adjacent lung tissues is provided. The thoracotomy tube is adapted to receive a trocar having screw threads on the distal end thereof. The proximal end of the trocar has a handle thereon to rotate the trocar so that the scre ...


5
Pasqule Ciaglia, John S Gentelia: Method and apparatus for induction of pneumoperitoneum. Conmed Corporation, Larson & Taylor, November 2, 1993: US05258003 (125 worldwide citation)

A method and apparatus for induction of pneumoperitoneum and insertion of a laparoscopic sheath is provided in which a trocar carrying a sheath or cannula has a tapered distal end with screw threads formed on the outer surface of the distal end. The distal tip or end terminates in a short flexible t ...


6
John S Gentelia, Ernesto G Sevilla: Return path monitoring system. Larson & Taylor, June 16, 1998: US05766165 (120 worldwide citation)

A controlled return path monitoring system is used in combination with an electrosurgical generator unit employing an active electrode for performing electrosurgery. The system includes internal electrode which is disposed, in use, within the body of a patient in proximity to the active electrode an ...


7
John S Gentelia, Frank Williams, William C Wheatley, Ernesto G Sevilla, Sharyn Longo, Deborah Forbey: Electrosurgical trocar assembly. Conmed Corporation, Larson and Taylor, February 4, 1997: US05599348 (115 worldwide citation)

A trocar assembly includes an elongate trocar device and a surrounding cannula. The trocar device incorporates an electrosurgical cutting element which is used to make a guide hole for the cannula and thus enables the remainder of the trocar assembly to enlarge the puncture. An electronic control ci ...


8
Maz Sutcu, John S Gentelia, Eray Aydil: Non-Stick electroconductive amorphous silica coating. Conmed Corporation, Larson and Taylor, August 27, 1996: US05549604 (107 worldwide citation)

The cutting surfaces of electrosurgical instruments are provided with an electroconductive coating of an inorganic silicon-containing non-stick material such as amorphous silica deposited thereon by plasma enhanced chemical vapor deposition.


9
John S Gentelia, Frank Williams, William Wheatley, Sharyn Longo, Deborah Forbey: Laparoscopic cannula. Conmed Corporation, Larson & Taylor, April 13, 1993: US05201714 (96 worldwide citation)

A cannula is provided for laparoscopic surgery wherein the cannula comprises a housing and elongated tube with a passageway formed within the housing so that laparoscopic instruments may be passed through the housing and the elongated hollow tube into the abdominal cavity of a patient. A pair of rol ...


10
John S Gentelia, Ernesto G Sevilla: System for detecting penetration of medical instruments. Conmed Corporation, Larson and Taylor, March 5, 1996: US05496313 (92 worldwide citation)

A device is provided for use with a medical instrument including a tip which is designed to penetrate the wall of an internal cavity (e.g., the abdomen) of a patient, for detecting when that tip penetrates through the wall. The device includes a source of a medium frequency detection signal and circ ...