How Does Laser Work?

by Kyung Zawislak on July 27, 2010

Electrolysis was the only real sort of lasting or permanent hair elimination out there just before laser and IPL units came into the industry. Electrolysis may be still performed today though it could be agonizing for the patient and invasive to the skin, allowing for the possibility of infection. During the electrolysis procedure, a fine needle can be inserted into the hair follicle, delivering an electric current to be able to annihilate the stem cells in the hair follicle. Sadly, this meticulous process may be conducted just one hair follicle at a time. Upkeep procedures tend to be essential for several years after the original procedure.

On the other hand, with laser and IPL technologies, hundreds of hair follicles are taken care of at the same time depending upon the spot dimensions (the size of the particular tip of the machine delivering energy). These kind of laser hair removal treatments are non-invasive and take only seconds to perform rather than the many hours for electrolysis.

Laser & IPL hair removal & Melanin

A very important factor in advance of a laser hair removal procedure will be the person’s dermis type along with hair shade. Laser hair removal is actually based on selective photothermolysis (utilizing light and heat for the purpose of damage of a hair follicle) along with melanin being the target chromophore (chemical grouping that produces shade). The difference between the absorption of laser or light energy by melanin inside the hair follicle and melanin within the dermis decides the quantity of energy that can be correctly utilized without harming the epidermis.

Light skinned individuals with black hair are usually accepted as the best clients for laser hair removal Alternatively, someone with extremely dark skin and gray or white hair, would have minor if any response. Given that melanin inside the hair shaft and follicle are the targeted source for laser and IPL hair removal treatments, it will be very important to patients during their first session not to tweeze, wax or use any depilatory item in advance of laser hair removal. The person might, however, shave areas being treated (which often saves the chromophore from the hair foillicle), or can use hair removal lotions. Hair that is protruding from the body may burn throughout a laser or IPL treatment which causes an unpleasant odor and possible flares.

The particular Laser Hair Removal Treatment

Almost all units from a technical perspective function the same way when delivering a laser hair removal procedure. The guidelines on the system (joules, milliseconds, pulse, etc.) should be established in accordance with the skin color examination and history carried out for the patient. It is necessary for patients not to wear black clothing near the region to be treated since the pigment in the clothing could potentially be absorbed via the laser or light and can lead to a burn. The patient needs to be told to avoid using any body washes, lotions, makeup products, or any skin medications the afternoon of the procedure. Some patients may prefer to have a topical anesthetic applied prior to the procedure. If any residue of the anesthetic remains, it should be wiped clean from the skin. A spot test, or patch test, should be performed on the intended treatment area. Several treatments are required at monthly intervals for an optimal outcome and a yearly maintenance treatment can be recommended.

Medical Spa MD is a cosmetic skin clinic community of Plastic Surgeons, Cosmetic Dermatologists, and Aesthetic Physicians with more than 5,200 physician members and hosts the most current physician discussion forums on the fractional lasers and non-surgical cosmetic medical technologies and treatments.

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