Armstrong, Westerman, Hattori, McLeland & Naughton
Endoscope cover-sheathed endoscope in which an endoscope-cover coverable endoscope to be sheathed with an endoscope cover is structured to shut out water tightly
 In an endoscope cover-sheathed endoscope which is used for endoscopic examination with an insertional part of an endoscope sheathed with an endoscope cover, the surfaces of the insertional part, operational part, and universal cord of the endoscope are all structured to tightly shut out water. Even when contaminated, the endoscope can be immersed in chemical and thus disinfected effortlessly. 
Olympus Optical Co., Ltd.
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A61B A61B A61B A61B A61B A61B A61B A61B
inventional inventional inventional additional inventional inventional inventional inventional
Minoru Hideo Takahiro Osamu Hisao Yoshio Akira Yoshihiro
Yamazaki Ito Kishi Tamada Yabe Tashiro Suzuki Iida