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WORRELL Barry C, NORVELL David K, SCHEIB Charles J, SHELTON Frederick E IV, STROBL Geoffrey S, SWAYZE Jeffrey S, TREES Gregory A, ZERKLE Jason E, MONTGOMERY Kevin M: ÉLÉMENTS DARTICULATION POUR DISPOSITIF CHIRURGICAL ARTICULÉ, ARTICULATION JOINT FEATURES FOR ARTICULATING SURGICAL DEVICE. ETHICON ENDO SURGERY, WORRELL Barry C, NORVELL David K, SCHEIB Charles J, SHELTON Frederick E IV, STROBL Geoffrey S, SWAYZE Jeffrey S, TREES Gregory A, ZERKLE Jason E, MONTGOMERY Kevin M, JOHNSON Philip S, March 29, 2012: WO/2012/040438 (147 worldwide citation)

An electrosurgical device comprises a body, an end effector, a cutting member, and a shaft. The end effector includes a pair of jaws that are operable to deliver RF energy to tissue that is clamped between the jaws. The cutting member is operable to sever tissue that is clamped between the jaws. The ...


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Cropper Michael S, Franer Paul T, Gilker Thomas A, Hueil Geoffrey C, Norvell David K, Thompson Brian J, Voegele Aaron C, Franer Mark S: Improved conical trocar seal. Ethicon Endo Surgery, September 22, 2004: EP1459688-A1 (26 worldwide citation)

A trocar for performing a procedure on a patient. The trocar includes a hollow cannula having a distal end and a proximal end. The trocar includes a housing having a distal end attached to the proximal end of the cannula and a proximal end having a wall attached thereto. The wall having an aperture ...


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Cropper Michael S, Weizman Patrick, Franer Paul T, Yates David, Norvell David K, Huitema Thomas: Medical-treatment electrode assembly and method for medical treatment. Ethicon Endo Surgery, Cropper Michael S, Weizman Patrick, Franer Paul T, Yates David, Norvell David K, Huitema Thomas, JOHNSON Philip S, January 25, 2007: WO/2007/011634 (11 worldwide citation)

One medical-treatment electrode assembly includes a medical-treatment flexible electrode supported on the outer surface of a sidewall of a flexible tube which is insertable into a patient. Another assembly includes two electrodes supported on the outer surface of a flexible tube, wherein a video cam ...


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Franer Paul T, Gilker Thomas A, Tsonton Mark, Norvell David K: Trocar seal with retraction induced hinge. Ethicon Endo Surgery, Franer Paul T, Gilker Thomas A, Tsonton Mark, Norvell David K, JOHNSON Philip S, April 17, 2008: WO/2008/045744 (9 worldwide citation)

A trocar comprising an alignment channel (53, 153) and an instrument seal (40, 140) comprising a bending portion (43, 143) and a base portion. The bending and base portions of the instrument seal are spaced relative the alignment channel such that when a surgical instrument is retracted the bending ...


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Voegele Aaron C, Cropper Michael S, Norvell David K: Multi-angled duckbill seal assembly. Ethicon Endo Surgery, April 6, 2005: EP1520541-A1 (8 worldwide citation)

A seal assembly (32) for use in conjunction with a trocar assembly (10) includes a seal body (98) adapted for movement for selectively opening and substantially completely closing the seal assembly. The seal assembly includes a longitudinal axis extending therethrough with a transverse plane (146) s ...


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WIDENHOUSE CHRISTOPHER W, WEISENBURGH WILLIAM BRUCE II, SHELTON FREDERICK E IV, NORVELL DAVID K, GILL ROBERT P, VOEGELE JAMES WALDEN, MURRAY MICHAEL A, HESS CHRISTOPHER J, CROPPER MICHAEL S: [fr] Dispositif daccès chirurgical, [de] Chirurgische Zugangsvorrichtung, [en] Surgical access device. ETHICON ENDO SURGERY, March 31, 2010: EP2168511-A2 (4 worldwide citation)

[en] Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are als ...


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Weizman Patrick A, Franer Paul T, Norvell David K, Yates David C, Cropper Michael S, Huitema Thomas W: Medical-treatment electrode assembly and method for medical treatment. Ethicon Endo Surgery, sujuan, August 27, 2008: CN200680032059

One medical-treatment electrode assembly includes a medical-treatment flexible electrode supported on the outer surface of a sidewall of a flexible tube which is insertable into a patient. Another assembly includes two electrodes supported on the outer surface of a flexible tube, wherein a video cam ...


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