High-frequency treatment device for endoscope

Details High-frequency treatment device for endoscope High-frequency treatment device for endoscope

1996-07-19

2000-04-11

Shay, David M.

Surgery

Instruments

Electrical application

606 41, A61B 1736

Patent

active

060483407

ABSTRACT:
A high-frequency treatment device for an endoscope has an elongated piercing portion. A sleeve-like first electrode is disposed at a distal end portion of this piercing portion. A bar-like second electrode is coaxially disposed within the first electrode. A sleeve-like insulative layer is interposed between the first electrode and the second electrode.

REFERENCES:
patent: 4034706 (1977-07-01), Cosens et al.
patent: 4936301 (1990-06-01), Rexroth et al.
patent: 5312401 (1994-05-01), Newton et al.
patent: 5441499 (1995-08-01), Fritzsch

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