Upper Eyelid Approach for Corrugator Muscle Resection (Reducing the Prominent 11s)
The frowning expression creates the well known ‘11s’or vertical wrinkles of the forehead. This is caused by the corrugator muscles drawing the eyebrows down and inward. It is partially a protective function for the eye from the glare of the sun and bright lights but also commonly appears when one is concentrating as well as Read More…
