Patent ID: 8257982
Filing Date: 2012-09-04
Classification: G01N

Abstract:
1. A method for characterizing a sample of biological tissue ( 30 ) comprising a first chromophorous and fluorescent compound ( 33 ) and a second chromophorous compound ( 34 ), said method comprising the following steps: determination, by optical measurement of fluorescence of the chromophorous and fluorescent compound ( determination, by optical measurement of the absorption characteristics of the chromophorous and fluorescent compound ( characterized in that said first measurement means and said second measurement means comprise shared detection means ( 21 ), said method also comprising at least one first filtering, between said sample ( 30 ) and the detection means, ( 21 ), said filtering being intended to: block said first and second radiations ( allow, at least partly, the unabsorbed part of said third and fourth radiations ( allow, at least partly, said radiations of fluorescence (