Luis J. Maseda;Barry Weitzner;Roy H. Sullivan;William Lucas Churchill
发明人:
Luis J. Maseda,Barry Weitzner,Roy H. Sullivan,William Lucas Churchill
申请号：
US13037537
公开号：
US08834352B2
申请日:
2011.03.01
申请国别(地区):
US
年份:
2014
代理人:
摘要：
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.
