Electrosurgical apparatus for laparoscopic and like procedures

Details Electrosurgical apparatus for laparoscopic and like procedures Electrosurgical apparatus for laparoscopic and like procedures

1991-07-10

1994-05-17

Shay, David M.

Surgery

Instruments

Electrical application

606 35, 606 42, A61B 1739

Patent

active

053124014

ABSTRACT:
A safety shield for use in laparoscopic or like electrosurgical procedures where the shield surrounds the active electrode and extends from a trocar or the like to the field of view of the surgical procedure. The shield is connected to the return lead via a low impedance path which includes monitor circuitry for determining whether the shield current is associated with an abnormal condition.

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patent: 4844063 (1989-07-01), Clark
patent: 5087257 (1992-02-01), Farin et al.

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