04721097 is referenced by 147 patents and cites 8 patents.

An endoscope and a disposable sanitary sheath are disclosed. In the preferred embodiment the core of the endoscope has indentations longitudinally extending along its exterior surface in a peanut-like cross-sectional configuration while the sheath has channels within longitudinally extending thicker portions. The sheath is positionable on the endoscope core with its thickened portions located within the indentations. Alternate embodiments are disclosed as are the method and apparatus for placing sheaths on endoscope cores and their removal.

Title
Endoscope sheaths and method and apparatus for installation and removal
Application Number
6/925603
Publication Number
4721097
Application Date
October 31, 1986
Publication Date
January 26, 1988
Inventor
Frank D D Amelio
Naugatuck
CT, US
Agent
Perman & Green
Assignee
Circon Corporation
CA, US
IPC
A61B 1/00
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