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Lasers and photothermal therapy

Lasers and photothermal therapy

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Photothermal damage<br />

Thermal parameters<br />

Relaxation time<br />

τ<br />

R =<br />

d<br />

4<br />

2<br />

κ<br />

κ -diffusivity<br />

d - characteristic<br />

dimension<br />

For small targets d is<br />

linear dimension of tissue volume to be heated<br />

A.Katzir (1993) <strong>Lasers</strong> <strong>and</strong> Optical Fibers in Medicine.<br />

J.-L.Boulnois (1986) <strong>Lasers</strong> Med. Sci. 1, 47-66.

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