1
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 LEDs as illumination sources. Welch Allyn, Marjama & Bilinski, October 2, 2007: US07276025 (80 worldwide citation)


An adapter for permitting a medical diagnostic instrument having an illumination source including at least one LED (light emitting diode) to be used with a power supply normally configured for use with a diagnostic instrument having at least one incandescent lamp as an illumination source. The adapt ...


2
John R Strom, George W Finch, Harvey W Weyrick: Flow turbulence generating and mixing device. Systematix Controls, Christensen O Connor Johnson & Kindness, December 18, 1979: US04179222 (49 worldwide citation)


A device for generating special turbulence patterns in fluids flowing in pipes, such as for mixing, promoting chemical reactions, or accelerating the transfer of heat to or from the fluid through the pipe wall. Two or more sets of flow dividers are mounted in the pipe, each set including a first and ...


3
Chris R Roberts, Allan I Krauter, Michael A Pasik, John R Strom, Peter J Davis: Medical diagnostic instrument. Welch Allyn, Peter J Bilinski, April 18, 2006: US07029439 (40 worldwide citation)


A medical diagnostic instrument includes a housing containing at least one battery and a light source, such as a lamp, for illuminating a medical target. A switch includes a movable member that selectively moves at least one of the battery and the lamp into and out of electrical connection with the ...


4
John R Strom, Michael C Stone, Joseph A Ciarlei: Case for video probe. Welch Allyn, Harris Beach & Wilcox, June 28, 1994: US05323899 (24 worldwide citation)


A case of the type for carrying and using an instrument having an insertion tube, a control handle, and a light box having therein a fan, the case comprising a body with a removable cover, a primary cavity in the body for snugly receiving the light box therein, oriented so that controls on the light ...


5
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 (11 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 ...


6
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 (10 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 ...


7
Eric M Andreassen, David M Fallat, Ervin Goldfain, John R Strom, John T Delaney, Howard Haines III, Corinn Fahrenkrug, Cynthia A Kuiper: Digital otoscope. Welch Allyn, Sonny Z Zhan, November 29, 2011: US08066634 (5 worldwide citation)


A digital otoscope for capturing live and still digital images of body tissue and having associated optical characteristics that improve the quality of visual information gathered for medical inspection of both human and veterinary subjects. The digital otoscope includes a tip element having dimensi ...


8
John R Strom, Cynthia A Kuiper, Chris R Roberts, Michael E Bausch, Allan I Krauter, Eric M Andreassen, David C Woods: Otoscopic instrument having tip attachment and ejecting mechanism. Welch Allyn, June 12, 2012: US08197403 (2 worldwide citation)


An otoscopic instrument includes an instrument head attached to a handle and a speculum tip actuator mechanism for receiving, retaining and selectively ejecting an otoscopic speculum tip element. The tip actuator mechanism includes an actuator knob rotatably attached to the instrument head in which ...


9
Eric M Andreassen, David M Fallat, Ervin Goldfain, John R Strom, John T Delaney, Howard Haines III, Corinn C Fahrenkrug, Cynthia A Kuiper: Digital otoscope. Welch Allyn, Hiscock & Barclay, June 25, 2013: US08469882 (2 worldwide citation)


An otoscope includes an instrument head, a tip element and an optical system. The instrument head has a distal insertion portion for insertion into an ear of a human or veterinary subject. The distal insertion portion has a distal opening. The tip element is releasably attached to the distal inserti ...


10
Chris R Roberts, Allan I Krauter, Michael A Pasik, John R Strom, Peter J Davis: Medical diagnostic instrument. Welch Allyn, Hiscock & Barclay, March 2, 2010: US07670287 (2 worldwide citation)


A medical diagnostic instrument includes a housing containing at least one battery and a light source, such as a lamp, for illuminating a medical target. A switch includes a movable member that selectively moves at least one of the battery and the lamp into and out of electrical connection with the ...



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