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Title:
ENDOSCOPE APPARATUS FOR SURGERY
Document Type and Number:
Japanese Patent JP2012075819
Kind Code:
A
Abstract:

To provide an endoscope apparatus for a surgery, with which a surgical operation or the like can be smoothly performed by smoothly inserting a flexible tube part to a trocar for an endoscope and easily evading the interference of the flexible tube part and operation part of a flexible endoscope with a surgical device outside the body.

Flexibility of the flexible tube part 11 is formed by being changed in three stages of a flexible part 11s which is flexible, a low flexible part 11h which is less flexible than that, and a highly flexible part 11ss which is more flexible than the flexible part 11s, from the distal end side. When the projection length of flexible insertion parts 11, 12 and 13 from the distal end of the trocar 30 for the endoscope is a preset projection length C, the low flexible part 11h is present inside the trocar 30 for the endoscope over the entire range.


Inventors:
FUJITA YASUNOBU
SATO MASAYASU
KAWANO TOMOHIRO
TAKUSHIMA SHUSUKE
SHIBAHARA YOSHITAKA
SUGIYAMA AKIRA
Application Number:
JP2010226522A
Publication Date:
April 19, 2012
Filing Date:
October 06, 2010
Export Citation:
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Assignee:
HOYA CORP
International Classes:
A61B1/00; A61B17/34
Domestic Patent References:
JPS58108801U1983-07-25
JP2005304545A2005-11-04
JPH1189790A1999-04-06
JPH0420323A1992-01-23
Attorney, Agent or Firm:
Kazuhiko Mitsui