Table 1

Low-level laser therapy parameters

Group

λ (nm)

Type of diode laser

Mean power output (mW)

Spot size (cm2)

Power density (W cm2)

Energy (J)

Energy density (J cm2)

Time per point (seconds)


50 mW LLLT

808

GaAlAs

50

0.028

1.78

4

142.4

80

100 mW LLLT

808

GaAlAs

100

0.028

3.57

4

142.4

40


GaAlAs - arsenide and aluminum gallium; λ, - wavelength; LLLT - low-level laser therapy.

Alves et al. Arthritis Research & Therapy 2013 15:R116   doi:10.1186/ar4296

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