Page 10 - Lasers and IPLs in Medical/Aesthetic Applications v1.2
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Chapter 1 – Fundamentals of Medical/Aesthetic Lasers and IPLs v1.2
Section 1.4 – Laser-IPL Safety ............................................................................................. 100
The Importance of Laser-IPL Safety.............................................................................................101 Regulatory Requirements – CE Mark and FDA.............................................................................101 Detection of light by eye ............................................................................................................101 Maximum Permissible Exposure Levels - MPE.............................................................................103 Accessible Emission Levels – AEL ................................................................................................103
Laser Classifications – International Standards............................................................................104
Class 1 Lasers (AEL < 0.039 mW) ...................................................................................................................... 104 Class 1M Lasers (AEL < 0.039 mW) ................................................................................................................... 104 Class 1C Lasers (AEL < 0.039 mW) .................................................................................................................... 105 Class 2 Lasers (AEL < 1 mW) ............................................................................................................................. 105 Class 2M Lasers (AEL < 1 mW) .......................................................................................................................... 105 Class 3R Lasers (AEL < 5 mW) ........................................................................................................................... 106 Class 3B Lasers (AEL < 500 mW) ....................................................................................................................... 106 Class 4 Lasers (AEL > 500 mW) ......................................................................................................................... 107
Nominal Ocular Hazard Distance – NOHD ...................................................................................109
Optical Density – Protection Level of Laser Safety Glasses ........................................................... 110
Ocular Protective Equipment ........................................................................................................................... 111 Laser Safety Eyewear – pulsed and continuous outputs.................................................................................. 112 IPL Classification ............................................................................................................................................... 114 IPL Safety Eyewear............................................................................................................................................ 114
Plume generated by laser/IPL treatments...................................................................................115 Local Rules.................................................................................................................................115 Multiple lasers in the same room/clinic ...................................................................................... 116 Designated Laser Room..............................................................................................................118
Conclusions .......................................................................................................................120 Glossary ............................................................................................................................ 122 Appendices ........................................................................................................................ 130
Appendix 1 - Animations and Videos: .........................................................................................130
Appendix 2 - Prefixes .................................................................................................................132
Appendix 3 - Calculating the Fluence (Energy Density).................................................................133
Appendix 4 – Calibrating your laser or IPL...................................................................................135
How to read a calibration chart........................................................................................................................ 137
Appendix 5 – Calculating the Optical Density of your Laser Safety Glasses ...................................138 Appendix 6 – Is your Clinic Room Air Clean?................................................................................139 Appendix 7 – All our PDFs...........................................................................................................140
About the Authors ............................................................................................................. 141 Finally................................................................................................................................ 142
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Chapter 1 LEVEL A Fundamentals of Lasers/IPLs
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