Method for determining optical properties of turbid media
First Claim
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1. A method for determining an optical absorption coefficient of a volume of interest (VOI) in a turbid medium using time resolved optical modalities, said method comprising:
- injecting light in said medium at an injection point;
detecting light exiting said medium at a detection point;
generating a Temporal Point Spread Function (TPSF) using said detected light;
correlating a predetermined time point or time gate of said TPSF with said VOI wherein said VOI comprises equiprobable effective photon paths; and
determining said optical absorption coefficient within said VOI using one or more characteristics of said TPSF.
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Abstract
There is provided a method for improving contrast and resolution of an optical image of an object obtained by time-resolved techniques such as Time Domain (TD) and Frequency Domain (FD). The method comprises obtaining a Temporal Point Spread Function (TPSF), and determining optical properties of volumes of interest (VOI), each volume being defined by an ensemble of equiprobable effective photon paths corresponding to a time point or time gate of the TPSF.
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Citations
15 Claims
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1. A method for determining an optical absorption coefficient of a volume of interest (VOI) in a turbid medium using time resolved optical modalities, said method comprising:
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injecting light in said medium at an injection point; detecting light exiting said medium at a detection point; generating a Temporal Point Spread Function (TPSF) using said detected light; correlating a predetermined time point or time gate of said TPSF with said VOI wherein said VOI comprises equiprobable effective photon paths; and determining said optical absorption coefficient within said VOI using one or more characteristics of said TPSF. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification