Recently, fourteen participants took part in a study that set out to determine which type of laser hair removal – low fluencies or high fluencies – was superior.
Each participant received five hair removal treatments at one month intervals. The laser utilized was an 800 nm diode. For each participant, one side of the treatment area was treated with the traditional 9x9mm chilled tip and gel.
However, on the other side, a 22 x 35mm tip was used with a vacuum assisted handpiece. Fluences on the second half of the area were up to 12 J/cm2.
Of the fourteen patients tracked, just eleven were able to complete the process, including follow up appointments.
While both halves of the treated area saw significant hair removal, comparable in both sections, the low-fluence treatment (using the traditional chilled tip and gel) was reported to be more tolerable.
As a result of the study, the researchers report that the best possible results could be seen with the use of a lower fluence diode laser in vacuum conditions. This is made more tolerable with larger spot sizes.
Ultimately, the patient will be more likely to be satisfied with the results and the procedure.
For more information, continue reading about this study of laser hair removal fluence.
Photo courtesy of: Show some leg beach day / Ashley Webb / CC BY 2.0

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