41
Chris R Roberts, Corinn C Fahrenkrug, Allan I Krauter, Shawn A Briggman, Michael A Pasik, Peter J Davis, John R Strom, Charles N Stewart, Jon R Salvati, Robert L Vivenzio: Electrical adapter for medical diagnostic instruments using replaceable LEDs as illumination sources. Welch Allyn, Hiscock & Barclay, December 2, 2008: US07458934 (12 worldwide citation)

An LED for use with a medical diagnostic instrument having an adapter disposed between an instrument head and a hand-grippable handle, the LED being removably attachable in relation to the adapter in order to permit selective replacement of the LED, as needed. The LED is situated in order to provide ...


42
Raymond A Lia, Robert Vivenzio, Scott S Stearns, Dominick Danna, Timothy J Smith, Allan I Krauter, Edward W Wright, Edward A Johnson: Mechanism for measuring device. Welch Allyn, Wall Marjama Bilinski & Burr, October 19, 1999: US05966829 (12 worldwide citation)

A gage mechanism for a blood pressure measuring device or other similar apparatus includes a supported shaft member having one end in contact with an inflatable bellows. A pointer is attached at an opposite end of the shaft and a helically wound spring is attached to the shaft and a supporting struc ...


43
Ervin Goldfain, Chris R Roberts, Allan I Krauter, Steven R Slawson, William H Lagerway: Eye viewing device for retinal viewing through undilated pupil. Welch Allyn, George S Blasiak, Wall Marjama & Bilinski, October 28, 2003: US06637882 (12 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 ...


44
John R Strom, Cynthia A Kuiper, Chris R Roberts, Michael E Bausch, Allan I Krauter, Eric M Andreassen, David C Woods: Otoscopic tip element and related method of use. Welch Allyn, April 8, 2008: US07354399 (11 worldwide citation)

A tip element for an otoscopic apparatus includes engagement features that permit selective attachment to two different tip attachment mechanisms. The tip element includes both interior and exterior engagement features that provide interchangeability with otoscopes having different tip attachment sc ...


45
Raymond A Lia, Kenneth J Burdick, Robert L Vivenzio, Dominick Danna, Raymond P Dromms, Allan I Krauter: Blood pressure measuring apparatus. Welch Allyn, May 25, 2010: US07722542 (11 worldwide citation)

A blood pressure measuring apparatus includes an inflatable sleeve socket that is capable of receiving an engagement portion of a compact gage housing having either a contained mechanical or an electronic pressure gauge. This coupling permits direct attachment to the sleeve and permitting fluid inte ...


46
Allan I Krauter, Dale C Saddlemire: Diagnostic instrument illumination system. Welch Allyn, Wall Marjama Bilinski & Burr, May 30, 2000: US06068593 (11 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 ...


47
Michael T McMahon, Allan I Krauter, Robert L Vivenzio, Dale C Saddlemire, Dominick Danna, Stephen W Burnett, Daniel C Briggs, Scott G Spanfelner, Jon R Salvati: Welch Allyn, May 7, 2013: US08435175 (9 worldwide citation)

A vaginal speculum apparatus includes a portable illumination assembly that is releasably attached to one of the upper blade and lower blade of a disposable vaginal speculum. The portable illumination assembly is defined by a housing that retains at least one LED and a portable power supply. The por ...


48
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 (9 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 ...


49
Raymond A Lia, Robert Vivenzio, Scott S Stearns, Dominic Danna, Timothy J Smith, Allan I Krauter, Edward W Wright, Edward A Johnson: Mechanism for measuring device. Welch Allyn, Wall Marjama Bilinski & Burr, July 4, 2000: US06082170 (8 worldwide citation)

A gage mechanism for a blood pressure measuring device or other similar apparatus includes a supported shaft member having one end in contact with an inflatable bellows. A pointer is attached at an opposite end of the shaft and a helically wound spring is attached to the shaft and a supporting struc ...


50
Allan I Krauter: Evacuation spring for hydraulic/pneumatic muscle. Welch Allyn, Wall and Roehrig, July 16, 1991: US05031510 (7 worldwide citation)

A hydraulically or pneumatically actuated muscle has an elongated elastomeric bladder that is covered by a tubular sheath. A fluid conduit is coupled to the bladder to supply hydraulic or pneumatic pressure. A coil tension spring is attached to a distal terminator of the muscle and extends to the di ...