Optical fluorescence imaging of isolated rabbit hearts using voltage sensitive dyes
Boris Gramatikov and Feras Al Hatib, Johns Hopkins University, 1999-2000
in collaboration with IBT, Inc.


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Optical setup

Three of the 16 optical photodetectors / amplifiers

Preparation of the silicone cradle

Cradles and the unrolled surface of the heart (idealized)

Cradle with light guides

Cradle with heart and fibers during experiment

Isochrone map of averaged data

Cradle and sensors