[R. Abbé (1851–1928), American surgeon; J. A. Estlander (1831–81), Finnish surgeon] A full thickness flap of tissue taken from the middle portion of usually the lower lip and transferred to the upper lip below the nose in order to correct inadequate lip length and fullness caused by surgical excision or growth deficiency. The flap is attached by means of a pedicle to maintain the blood supply. See also graft.
Subjects: Dentistry — Plastic and Reconstructive Surgery.