Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 5, 2011
Patent Application Number
11386861
Date Filed
March 22, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
Endoscopic instrument assemblies and methods for making and using the same. An example endoscopic instrument assembly includes an endoscope having a working channel and an endoscopic instrument slidably disposed in the working channel. The inside surface of the working channel and the outside surface of the endoscopic instrument each have a non-circular cross-sectional shape along at least a portion of their respective lengths.
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