Effect of Nd:YAG Low Level Laser Therapy on Human Gingival Fibroblasts

Table 1

Laser parameters used during irradiation.

Laser	Nd:YAG
Wavelength	1064 nm
Spectrum	Near-infrared
Irradiation mode	Pulsed wave, long pulse (≥700 μsec)
Settings	Power 0,5 W, frequency 10 Hz, and energy 50 mJ
Duration	20 s	40 s	60 s	120 s
Energy density	2.6 J/cm^2	5.3 J/cm^2	7.9 J/cm^2	15.8 J/cm^2
Irradiation	Single treatment at day 0
Spot area	0,785 cm^2  (manipolo per terapia N40601)
Distance of irradiation	5 mm