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Shlomo Ben Haim, Daniel Osadchy, Udi Peless, Ilan Greenberg: System for determining the location and orientation of an invasive medical instrument. Biosense, Louis J Capezzuto, February 10, 2004: US06690963 (628 worldwide citation)

A locating system for determining the location and orientation of an invasive medical instrument, for example a catheter (


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Shlomo Ben Haim, Daniel Osadchy, Udi Peless, Ilan Greenberg: Medical diagnosis, treatment and imaging systems. Biosense, Louis J Capezzuto, September 7, 2004: US06788967 (257 worldwide citation)

A locating system for determining the location and orientation of an invasive medical instrument, for example a catheter or endoscope, relative to a reference frame, comprising: a plurality of field generators which generate known, distinguishable fields, preferably continuous AC magnetic fields, in ...


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Daniel Osadchy, Assaf Govari: Detection of metal disturbance. Biosense, Louis J Capezzuto, November 14, 2000: US06147480 (140 worldwide citation)

A method for tracking an object using energy fields, in the presence of interference due to introduction of an article responsive to the fields, in the vicinity of the object. One or more desired energy fields are produced in the vicinity of the object, and a characteristic of energy fields induced ...


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Daniel Osadchy, Assaf Govari: Method and apparatus for calibrating a magnetic field generator. Biosense, Louis J Capezzuto, January 1, 2002: US06335617 (92 worldwide citation)

A method for calibrating a magnetic field generator, including fixing one or more magnetic field sensors to a probe in known positions and orientations and selecting one or more known locations in the vicinity of the magnetic field generator. The magnetic field generator is driven so as to generate ...


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Meir Bar Tal, Daniel Osadchy: Current localization tracker. Biosense Webster, Louis J Capezzuto, June 4, 2013: US08456182 (35 worldwide citation)

A method includes positioning body-electrodes in galvanic contact with a body of a patient and positioning a mapping-tool, having a mapping-electrode, in a plurality of regions in the body. The method further includes tracking the mapping-tool at different positions in each of the regions using a lo ...


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Daniel Osadchy: Relative impedance measurement. Biosense Webster, Louis J Capezzuto, December 7, 2010: US07848787 (25 worldwide citation)

A method for calibrating impedance includes coupling at least first, second, and third electrodes at respective locations to a surface of a body of a subject. A first current passing through the body between the first and second body-surface electrodes is measured, and a second current passing throu ...


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Meir Bar Tal, Abraham Berger, Avri Hazan, Daniel Osadchy: Monitoring tissue temperature while using an irrigated catheter. Biosense Webster, February 23, 2016: US09265574 (7 worldwide citation)

Apparatus, consisting of a probe, configured to be inserted into a body cavity, and an electrode having an outer surface and an inner surface connected to the probe. The apparatus also includes a temperature sensor, protruding from the outer surface of the electrode, which is configured to measure a ...