Endoscope working channel with multiple functionality
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United States of America Patent
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Apr 5, 2011
Grant Date -
Sep 27, 2007
app pub date -
Mar 22, 2006
filing date -
Mar 22, 2006
priority date (Note) -
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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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