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Gregory G Brucker, Adam L Berman, Damian A Jelich, Dana R Mester, Robert W Clapp: Apparatus and method for guided ablation treatment. Medical CV, Merchant & Gould P C, July 3, 2007: US07238179 (36 worldwide citation)

A method and apparatus for forming a lesion in tissue along a desired ablation path with treating a body tissue in situ (e.g., an atrial tissue of a heart to treat) atrial fibrillation include a lesion formation tool including is positioned against the heart surface. The lesion formation tool includ ...


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John Paul Brekke, Gregory G Brucker: Side-firing laser. Medical CV, Merchant & Gould P C, December 9, 2008: US07463801 (30 worldwide citation)

An apparatus for transmitting laser light and redirecting the light laterally relative to an axis of the apparatus includes an optical fiber having both a core and a cladding surrounding the core. The optical fiber terminates at a distal tip having a surface inclined relative to the axis of the opti ...


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Steven D Savage, Gregory G Brucker: Cooled multi-fiber medical connector. Angeion Corporation, Patterson & Keough P A, October 27, 1998: US05827267 (25 worldwide citation)

Cooled optical connector for alignment and coupling of bundled fibers of an optic cable. Coolant in a liquid or gaseous form is passed through a chamber in which a bundled fiber optic cable and nut portion of a standard optical connector is contained. Coolant in either form moves through the cooled ...


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Gregory G Brucker, Robert H Svenson: Apparatus and method for laser treatment. Medical CV, Merchant & Gould P C, September 11, 2007: US07267674 (19 worldwide citation)

A method and apparatus for treating atrial tissue include positioning a lesion formation tool against the atrial surface. An optical fiber of the tool is energized at a wavelength is selected to form a volume of necrosed tissue through the thickness of the atrial tissue. A guide member is attached t ...


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Charmaine Vercimak, Steven D Savage, Gregory G Brucker: Multi-fiber linear array laser catheter connector. Angeion Corporation, Patterson & Keough, March 1, 1994: US05290277 (18 worldwide citation)

A multi-fiber linear array laser catheter for use in irradiation of biological tissue where a circular laser beam is optically transformed to coincide with the cross-section of a linear array of optical fibers. The transformed laser beams are focused onto a linear connector and transmitted through a ...


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Gregory G Brucker, Robert H Svenson: Atraumatic laser tip for atrial fibrillation treatment. Medical CV, Merchant & Gould P C, November 21, 2006: US07137977 (11 worldwide citation)

An apparatus for forming a lesion in cardiac tissue includes an optical fiber for guiding a coherent waveform of a selected wavelength to a fiber tip. The wavelength is selected to have a low absorption in water. The fiber tip is contained within a guide member having a discharge bore for a directio ...


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Wesley Pedersen, Robert A Van Tassel, Robert S Schwartz, Gregory G Brucker, Skott E Greenhalgh: Valvuloplasty catheter. InterValve, Inskeep IP Group, June 29, 2010: US07744620 (11 worldwide citation)

The present invention provides an aortic valvuloplasty catheter which, in one preferred embodiment, has a tapered distal balloon segment that anchors within the left ventricle outflow track of the patient's heart and a rounded proximal segment which conforms to the aortic sinuses forcing the valve l ...


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Shahram Moaddeb, Michele M Fung, Gregory G Brucker, Steven D Savage: Porous irrigated tip electrode catheter. Biosense Webster, Christie Parker & Hale, October 15, 2002: US06466818 (10 worldwide citation)

An irrigated tip catheter comprises a catheter body, a tip section, and a porous tip electrode. The catheter body has an outer wall, proximal and distal ends, and a lumen extending therethrough. The tip section comprises a segment of flexible tubing having proximal and distal ends and at least one l ...


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Jin Shimada, Gregory G Brucker, William J Rissmann: Mapping and ablation of nerves within arteries and tissues. NeuroMedic, Fredrickson & Byron P A, September 13, 2016: US09439598 (5 worldwide citation)

Method and systems for ablating nerves including measurement of physiological parameters and/or electrical conduction. The method may include ablating nerves within an artery of a patient such as the renal artery and may include advancing a catheter into the artery, measuring a physiological paramet ...