Handbook of Biomedical Optics

64 Handbook of Biomedical Optics

where it may provide localized and specic, thus less invasive,

treatment of cancerous cells.

4.4.4 Safety Practices

4.4.4.1 Laboratory Safety

Whenever light is used to treat patients or for research purposes,

the most vulnerable and most exposed organs of human body

are the skin and the eyes. When entering a laboratory where

lasers are used, a series of common sense rules are largely agreed

upon and should be followed. First, one has to be aware of what

radiation sources are present and their basic characteristics, that

is, wavelength and power. is is particularly important when

invisible laser radiation is in use.

Once the basic specication of the lasers are known, protective

eye goggles can be chosen ...