Microneedling RF (MNRF) in Chennai

Energy Below the Surface: How MNRF Works

Microneedling radiofrequency uses a cartridge of very fine, insulated needles that enter the skin to a depth the dermatologist sets, usually between half a millimetre and three and a half, and release radiofrequency heat only at their tips. The heat creates thousands of tiny columns of controlled injury in the dermis, and the skin repairs them with new collagen and elastin, tightening scars, shrinking pores and firming lax skin over the following months.

Because the energy is delivered beneath the epidermis rather than through it, MNRF is one of the safest collagen treatments for Fitzpatrick IV to VI skin. Resurfacing lasers heat the surface and can leave Chennai patients with post-inflammatory darkening; MNRF largely avoids that, which is why it is the first device Dr. Shefana and the Chennai team reach for with rolling and boxcar acne scars, open pores on the nose and cheeks, and early jowls.

A session begins with forty-five minutes of numbing cream, followed by twenty to thirty minutes of treatment. Expect redness and mild swelling for one to three days and tiny dry dots that shed within a week. Most plans involve three to four sessions, four to six weeks apart, with the real change appearing from the third month as collagen matures.

MNRF rarely works alone on scars. Tethered rolling scars are released by subcision first, ice-pick scars get TCA cross, and the T. Nagar clinic sequences these around MNRF so each session builds on the last. Active acne is controlled before starting, and keloid-prone patients are assessed carefully, because MNRF is a dermal injury and must be planned as one.

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