Guide device for percutaneous insertion of endoscope
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United States of America Patent
Stats
-
Nov 27, 1990
Grant Date -
N/A
app pub date -
Jan 25, 1990
filing date -
Feb 6, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Described herein is a guide device for an endoscope to be percutaneously introduced into a body, the guide device including a trocar having an obturator extractably inserted in an outer sheath, and a guide tube to be placed in the outer sheath in place of the obturator of the trocar. The guide tube is rounded off at the inner edge of its fore end which is to be protruded from a sharp-edged tip end of the outer sheath when placed therein.
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