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Robert J Wood, Raymond A Lia, Jon R Salvati, Robert L Vivenzio, Ian K Edwards, Ervin Goldfain, Colin J Wolff: Digital-based medical devices. Welch Allyn, Barclay Damon, May 9, 2017: US09642517

An otoscopic instrument with an instrument head. The instrument head having a housing, an optical component disposed along an imaging axis, and an illumination system. The illumination system includes a plurality of LEDs disposed in a ring-like configuration adjacent a distal end of the housing with ...


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Raymond A Lia, Chris R Roberts, Ervin Goldfain, Steven R Slawson, Robert J Wood: Replacement light assembly. WELCH ALLYN, April 3, 2018: US09931028

A light assembly for a hand-held medical diagnostic instrument. The light assembly includes a substrate having a top surface and a bottom surface, a light source mounted to the top surface, and the bottom surface having first and second electrical terminals. The light assembly further includes a cir ...


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Ervin Goldfain: Method and apparatus for observing subsurfaces of a target material. WELCH ALLYN, Guntin & Gust, Andrew Gust, November 10, 2015: US09182343

A system that incorporates teachings of the present disclosure may include, for example, a method for generating from a light source a light signal operating in a region of the light spectrum, modifying the light signal with a first polarization device having a first polarization state to generate a ...


34
James Strong, Richard A Tamburrino, John M Ryan, Roger W A Leseberg, Ervin Goldfain, David M Babson, David Stephens, Angelo Martellaro: Wearable headlight devices and related methods. Integra LifeSciences Corporation, Jenkins Wilson Taylor & Hunt P A, July 26, 2016: US09400101

Wearable headlight devices and related methods are provided and can include a luminaire that can include a housing having a luminaire vent therein for receiving cooling air and a light source contained within the housing. An air moving device can be located outside of the luminaire for facilitating ...


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Peter J Davis, Ervin Goldfain: Medical diagnostic instrument. WELCH ALLYN, December 1, 2015: US09198560

A medical diagnostic instrument that enables optical viewing of a target area, includes an optical system disposed within an instrument housing, the optical system including at least one primary optical element disposed along an optical axis. A focusing screen is distally aligned along the optical a ...


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Jon R Salvati, Raymond A Lia, Ervin Goldfain, Robert L Vivenzio, Kenzi L Mudge, David J Maier: Digital colposcope system. Welch Allyn, Merchant & Gould P C, July 24, 2018: US10028649

An example system to capture digital images includes: a colposcope device configured to capture a digital image during a colposcopy procedure; and an image processing module programmed to digitally process the digital image, including: a filter module programmed to filter certain aspects of the digi ...


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Ervin Goldfain, Raymond A Lia: Borescopic optical system for medical diagnostic instruments and medical diagnostic instruments having interlocking assembly features. WELCH ALLYN, July 24, 2018: US10028648

A medical diagnostic instrument or a plurality of disparate medical diagnostic instruments are configured with a common optical architecture that functionally creates a virtual eye to create closer proximity to a patient and therefore increase the field of view in regard to a target of interest. The ...


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Ervin Goldfain, Raymond A Lia: Borescopic optical system for medical diagnostic instruments and medical diagnostic instruments having interlocking assembly features. Welch Allyn, Barclay Damon, April 25, 2017: US09629544

A medical diagnostic instrument or a plurality of disparate medical diagnostic instruments are configured with a common optical architecture that functionally creates a virtual eye to create closer proximity to a patient and therefore increase the field of view in regard to a target of interest. The ...


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Ervin Goldfain, Raymond A Lia: Borescopic optical system for medical diagnostic instruments and medical diagnostic instruments having interlocking assembly features. Welch Allyn, Barclay Damon, June 13, 2017: US09675246

A medical diagnostic instrument or a plurality of disparate medical diagnostic instruments are configured with a common optical architecture that functionally creates a virtual eye to create closer proximity to a patient and therefore increase the field of view in regard to a target of interest. The ...


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Eric M Andreassen, David M Fallat, Ervin Goldfain, John R Strom, John T Delaney, Howard Haines, Corinn C Fahrenkrug, Cynthia A Kuiper: Digital otoscope. Welch Allyn, Barclay Damon, October 25, 2016: US09474441

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 ...