Hadad, Henrique [UNESP]Mendes, Bruno Coelho [UNESP]Lima, Valthierre Nunes de [UNESP]Ferraz, Flávio Wellington da SilvaSouza, Francisley Ávila [UNESP]Magro Filho, Osvaldo [UNESP]2020-12-122020-12-122020-03-01The Journal of craniofacial surgery, v. 31, n. 2, p. 558-561, 2020.1536-3732http://hdl.handle.net/11449/201632The genioglossus advancement muscle is a technique used to treat obstructive sleep apnea and depends on the precise location of the muscle insertion into the geniotubercle. The aim of this article was to present a case report about a 38-year-old male patient with obstructive sleep apnea even after undergoing uvulopalatopharyngoplasty and mentoplasty. A maxillo-mandibular advancement and genioglossus was proposed, for this a virtual planning of the surgical guide was done using a specialized software. The great advantage is to reduce the osteotomy by focusing precisely on the insertion of the muscle. The cutting guide facilitated the surgical procedure in all aspects and brought safety.558-561engArtigo10.1097/SCS.00000000000060832-s2.0-850819442275535418670745125