Washington, D.C. -- A radiofrequency device improved prominent nasolabial folds by approximately 50 percent and significantly tightened cheek skin laxity after one treatment, reported Tina Alster, M.D. The device left the epidermis intact and patients were immediately able to return to normal activities.

Nonablative lasers such as the long-pulsed Nd:Yag (CoolTouch, Laser Aesthetics) and diode (SmoothBeam, Candela) improve skin texture and reduce superficial wrinkles and scars, Dr. Alster said. However, the RF device (ThermaCool, Thermage) bypasses the epidermis and delivers higher energies to a greater volume of tissue at the deep dermal and subdermal layers. This bulk ...

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