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Fred E Silverstein, Eric A Opie: Protective endoscope sheath and method of installing same. Opielab, Seed and Berry, March 3, 1987: US04646722 (710 worldwide citation)

An endoscope sheath having a flexible tube surrounding the elongated core of an endoscope. The flexible tube has a transparent window near its distal end positioned in front of the viewing window of the endoscope. Channels for taking biopsies, injecting air or injecting water to wash the window of t ...


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Silverstein Fred E, Opie Eric A: Gaine protectrice pour endoscope et methode dinstallation, Protective endoscope sheath and method of installing same. Silverstein Fred E, Opie Eric A, Opielab, RIDOUT & MAYBEE, October 10, 1989: CA1262246 (2 worldwide citation)

PROTECTIVE ENDOSCOPE SHEATH AND METHOD OF INSTALLING SAME Abstract of the Disclosure An endoscope sheath having a flexible tube surround-ing the elongated core of an endoscope. The flexible tube hasa transparent window near its distal end positioned in front ofthe viewing window of the endoscope. Ch ...