05503616 is referenced by 136 patents and cites 14 patents.

A channel system for use with a conventional endoscope is provided. The system comprises a collapsible access channel that is connected to a first distal end of the endoscope. The collapsible channel includes an access opening communicating between the two ends of the collapsible channel. The endoscope may be provided with a protective sheath and/or an endcap that is integral with the collapsible channel. The collapsible access channel allows a physician to insert functional instruments such as a biopsy device or tubes for supplying air, water, suction and irrigation.

Title
Collapsible access channel system
Application Number
713178
Publication Number
5503616
Application Date
January 5, 1994
Publication Date
April 2, 1996
Inventor
Jeffrey S Jones
Salem
VA, US
Agent
DeWitt Ross & Stevens
Assignee
EndoMedical Technologies
VA, US
IPC
A61B 1/00
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