05976146 is referenced by 367 patents and cites 8 patents.

A surgical operation apparatus of this invention includes an operation sheath having a cavity securing portion that is inserted into vital tissue through the skin to secure a working cavity for a surgical operation in the body, and a sheet member that allows an operation tool to be inserted from outside the body into the cavity. The operation sheath is guided into the vital tissue by guide tools such as a dilator, a soft tube, and a mandrin.

Title
Surgical operation system and method of securing working space for surgical operation in body
Application Number
9/95848
Publication Number
5976146
Application Date
June 11, 1998
Publication Date
November 2, 1999
Inventor
Ryoichi Konou
Hachioji
JP
Akio Nakada
Hachioji
JP
Takahiro Kogasaka
Hino
JP
Akihisa Ogawa
Hachioji
JP
Agent
Frishauf Holtz Goodman Langer & Chick P C
Assignee
Olympus Optical
JP
IPC
A61F 5/00
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