Resectoscope apparatus

Details Resectoscope apparatus Resectoscope apparatus

1989-05-23

1992-02-18

Hafer, Robert A.

Surgery

Instruments

Electrical application

128 6, A61B 1736

Patent

active

050889982

ABSTRACT:
The resectoscope apparatus of this invention is provided with an electrode resecting or coagulating tissues within a body cavity by using a high frequency curent, a sheath in which at least a part of a hollow tube part inserting the electrode is formed of an electric insulating material, an operating part making the electrode operatable from outside the body, enclosing the electrode together with the sheath and formed of an electric insulating material and an endoscope inserted through the sheath to be able to observe the body cavity interior.

REFERENCES:
patent: 3939839 (1976-02-01), Curtiss
patent: 3939840 (1976-02-01), Storz
patent: 3990456 (1976-11-01), Iglesias
patent: 4149538 (1979-04-01), Mrava et al.
patent: 4524770 (1985-06-01), Orandi
patent: 4538610 (1985-09-01), Kubota
patent: 4648399 (1987-03-01), Nakada
patent: 4657018 (1984-04-01), Hakky
patent: 4726370 (1988-02-01), Karasawa et al.
patent: 4744361 (1988-05-01), Karasawa

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