1
Eric Opie deceased, Fred E Silverstein, David R Kreft: Flexible endoscope. Opielab, Seed and Berry, August 14, 1990: US04947827 (125 worldwide citation)

Various methods and mechanical devices for providing manipulation and steering of the bending section of an endoscope having a sheath thereon is disclosed. In one embodiment, the longitudinal center axis of a biopsy type is aligned with the longitudinal center of the insertion tube, both being in co ...


2
Eric Opie, Fred E Silverstein: Contamination protection system for endoscope control handles. Opielab, Seed and Berry, May 2, 1989: US04825850 (97 worldwide citation)

A contamination system for endoscopes having a handle, an insertion tube projecting from the handle, and control knobs detachably mounted on control shafts projecting from the handle to control the angular orientation of distal end of the insertion tube. The handle is placed in a liquid-impermeable ...


3
Eric Opie, Fred E Silverstein: Packaging system for disposable endoscope sheaths. Opielab, Seed and Berry, March 5, 1991: US04997084 (83 worldwide citation)

A system for packaging disposable endoscope sheaths so that they do not become contaminated prior to use during shipment, storage and installation on an endoscope. The packaging system also prevents the spread of contamination after use while the sheath is being removed from the endoscope and then d ...


4
Eric Opie, Fred E Silverstein, Elizabeth J Terry: Packaging system for disposable endoscope sheaths. Opielab, Seed and Berry, March 13, 1990: US04907395 (71 worldwide citation)

A system for packaging disposable endoscope sheaths so that they do not become contaminated prior to use during shipment, storage and installation on an endoscope. The packaging system also prevents the spread of contamination after use while the sheath is being removed from the endoscope and then d ...