1
James D Stice, Chester E Sievert Jr, Steven C Christian: ARthroscopic instrumentation and method. Flexmedics Corporation, James R Haller, Gregory P Kaihoi, Mary P Bauman, May 22, 1990: US04926860 (343 worldwide citation)

Arthroscopic instrumentation for use in arthroscopic surgery and similar procedures. The instrumentation includes a cannula having a curved lumen and an elongated, flexible normally straight shape memory alloy probe. The probe is insertable into the lumen of the cannula, which in turn can be directe ...


2
Brain T McMahon, Chester E Sievert Jr, Scott R Wilson, Ronald R Zimmermann, Robert A Palme, John G Yager, David R Walsh: Optical biopsy system and methods for tissue diagnosis. SpectraScience, Schwegman Lundberg Woessner & Kluth P A, January 16, 2001: US06174291 (251 worldwide citation)

A system characterizes tissue using fluorescence spectroscopy, such as light-induced fluorescence. Native fluorescence (“autofluorescence”) from endogenous tissue without requiring fluorescence-enhancing agents is used to distinguish between normal tissue, hyperplastic tissue, adenomatous tissue, an ...


3
Chester E Sievert Jr, Scott R Wilson, Greg L Townsend, James L Pokorney, Brian T McMahon: Optical forceps system and method of diagnosing and treating tissue. SpectraScience, Schwegman Lundberg Woessner & Kluth P A, May 28, 2002: US06394964 (140 worldwide citation)

A biopsy forceps device is provided for obtaining tissue samples, or removing tissue for therapeutic reasons, at a site within a body, while maintaining access to the site through an access lumen of the biopsy forceps. The device includes an elongate tubular body for introduction into the body and n ...


4
Greg L Townsend, Brian T McMahon, Chester E Sievert Jr, Scott R Wilson, James L Pokorney, John P Farris, David E Porter, Mark H Feddern: Optical biopsy forceps system and method of diagnosing tissue. SpectraScience, Schwegman Lundberg Woessner & Kluth P A, May 23, 2000: US06066102 (71 worldwide citation)

A biopsy forceps device is provided for obtaining tissue samples at a site within the body, while maintaining access to the site through an access lumen of the biopsy forceps. The device includes an elongate tubular body for introduction into the body and navigation to an area of interest. An inner ...