51
Michael P Kehoskie, Thomas W Karpen, Allan I Krauter, Raymond A Lia, Bradford Morse, Kenneth Von Felten: Borescope comprising fluid supply system. GE Inspection Technologies, GE Global Patent Operation, September 9, 2008: US07422559 (6 worldwide citation)


A borescope device having an insertion tube, a camera head assembly, and a fluid supply system. The camera assembly includes through holes allowing fluid escape. The fluid supply system is controllable to force fluid through the through holes. The fluid supply system may be actuated to cool the came ...


52
Ervin Goldfain, William Lagerway, Chris R Roberts, Steven R Slawson, Allan I Krauter: Eye viewing device for large field viewing. Welch Allyn, Wall Marjama & Bilinski, September 6, 2005: US06939006 (5 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


53
James G Strong, Dale C Saddlemire, Scott G Spanfelner, Allan I Krauter: Welch Allyn, Peter J Bilinski, July 25, 2006: US07081090 (5 worldwide citation)


A protective sheath assembly for a vaginal speculum assembly includes a disposable vaginal speculum and a reusable illumination assembly that is releasably attached to the speculum. The sheath assembly is attachable to the handle of said speculum to cover the illumination assembly while the speculum ...


54
Allan I Krauter, Joseph A Ciarlei: Adapter assembly for light source. Welch Allyn, Wall Marjama Bilinski & Burr, December 28, 1999: US06007255 (5 worldwide citation)


Apparatus for use with a light box having a high output light source contained within a housing includes a rotatable turret assembly capable of supporting a corresponding number of optical fiber bundles. The turret assembly is eccentrically mounted relative to an illumination axis of the contained l ...


55
Steven R Slawson, Chris R Roberts, Allan I Krauter, Ervin Goldfain: Eye viewing device comprising eye cup. Welch Allyn, Wall Marjama & Bilinski, December 14, 2004: US06830347 (5 worldwide citation)


The invention is a hand-held eye viewing device adapted to be readily positioned in an operative radial displacement, angular orientation and axial standoff position relative to an eye. The eye viewing device includes an eye cup extending from a patient end of the device having a patient end adapted ...


56
Ervin Goldfain, William Lagerway, Chris R Roberts, Steven R Slawson, Allan I Krauter: Eye viewing device for large field viewing. Welch Allyn, George S Blasiak, Wall Marjama & Bilinski, March 4, 2003: US06527390 (5 worldwide citation)


The invention is a low cost, low input power eye viewing device well suited for viewing wide field retinal images through an undilated pupil. Included in the device are a converging light illumination system and an aperture stop. The converging light illumination system provides ease of entry of lig ...


57
Ervin Goldfain, Chris R Roberts, Allan I Krauter, Steven R Slawson, William H Lagerway: Eye viewing device comprising eyepiece and video capture optics. Welch Allyn, Marjama & Bilinski, December 25, 2007: US07311401 (4 worldwide citation)


There is described in one embodiment an eye viewing device for viewing a structure of an eye such as a retina. The eye viewing device can include an image sensor. In one embodiment an eye viewing device can be adapted to facilitate both visual viewing of an eye structure and electronic image capture ...


58
Allan I Krauter, Dale C Saddlemire, Michael T McMahon, Robert L Vivenzio: Welch Allyn, February 19, 2013: US08376942 (4 worldwide citation)


An articulation mechanism for a vaginal speculum enables selective relative movement between an upper blade member and a lower blade member to affect vertical and angular spacing. The mechanism selectively enables quiet or clicking articulation according to at least one version.


59
Allan I Krauter, Dale C Saddlemire: Diagnostic instrument illumination system. Welch Allyn, Wall Marjama Bilinski & Burr, March 9, 1999: US05879286 (3 worldwide citation)


An illumination beam director for use with a diagnostic instrument having an optical lens system including a camera aperture for observing along an optical viewing axis passing through the camera aperture, and an illuminator including an illuminator aperture for projecting illumination along a first ...


60
Allan I Krauter: Hydraulic muscle terminator with bleed seal. Welch Allyn, Wall and Roehrig, December 4, 1990: US04974497 (3 worldwide citation)


A terminator for a fluid actuated muscle has an axial bore and a removable seal pin that fits into an elastomeric tubular liner in the bore. The pin has a flattened outer end with a hole through it to facilitate extraction. The pin is removed to facilitate bleeding of air or other gases when the mus ...



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