Endoscopic operation instrument
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 12, 1989
Grant Date -
N/A
app pub date -
Jun 23, 1988
filing date -
Jul 10, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An endoscopic operation instrument according to the present invention comprises an operating portion formed by a plurality of elastic wires or a folded-back elastic wire received in the distal end of a flexible sheath, the elastic wires or the folded-back elastic wire being bent in the intermediate portion, wherein the bent portions of the elastic wires are located at different positions. Thus, the handling of the instrument is facilitated when the operating portion is pulled in and pushed out.
First Claim
Family
International Classification(s)
Cited Art Landscape
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