1
Fred E Silverstein, Eric A Opie deceased: Endoscope with potential channels and method of using the same. Opielab, Seed and Berry, June 25, 1991: US05025778 (383 worldwide citation)

An apparatus and method for providing an endoscope with a plurality of potential channels is disclosed. A tubing having a radially flexible wall is positioned adjacent the endoscope insertion tube. The tubing is collapsed prior to inserting the insertion tube into the patient's body. After the inser ...


2
Fred E Silverstein, Eric A Opie deceased, David R Kreft, Bandula Wijay: Antiglare tip in a sheath for an endoscope. Vision Sciences, Seed and Berry, March 16, 1993: US05193525 (195 worldwide citation)

An antiglare tip for the sheath of an endoscope to prevent glare in an image viewer is disclosed. The antiglare tip includes an interfitting region with the endoscope to ensure that all light entering the image viewer is reflected from objects external to the endoscope. An opaque projection extends ...


3
Eric A Opie deceased, Fred E Silverstein: Endoscope for use with a disposable sheath. Opielab, Seed and Berry, October 27, 1992: USRE034110

An endoscope specially adapted for use with a disposable sheath having an outer casing and one or more internal channels. The endoscope includes a tip portion connected to a control handle through a flexible insertion tube. The insertion tube is formed by a braided wire tube covered by a flexible wa ...