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. 2020 Feb 12;38(2):75–83. doi: 10.1089/photob.2019.4652

Table 3.

Photobiomodulation Therapy Irradiation Conditions

  Diode laser CO2 laser
Power 0.3 W 1.0 W
Irradiation mode CP-1 mode Σ modea
Air None
Pulse width 0.0001 sec 0.0008 sec
Pulse interval 0.0002 sec 0.03 sec
Pulse frequency 3333 Hz 32.5 Hz
J/sec 0.1 J/sec 0.052 J/secb
Irradiation time 7 sec 15 sec
Energy 0.7 J 0.7 J
Blood contact Slight contact Slight contact
a

Σ-mode uses an ultrashort pulse width to increase peak power during irradiation, thereby enabling photobiomodulation.

b

Calculated using the joule conversion table for PanalasCO5Σ.