Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
April 10, 2007
Patent Application Number
10986605
Date Filed
November 12, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
A fluorescence instrument illuminates the surface of tissue with light of a selected wavelength and light emanating from the tissue due to fluorescence is collected. The angle of illumination of tissue surface and/or collection of fluorescence is changed to probe at various depths beneath the surface of the tissue for a fluorescence layer. Three embodiments of the instrument are described.
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