FARIAS, Jener Gonçalves de; CANCIO, Antônio Varela    BARROS, Lucas Fontes. Closure of oroantral fistula with pedicled buccal fat pad - Convention technique x Technique of the tunnel - Cases report. Rev. cir. traumatol. buco-maxilo-fac. []. 2015, 15, 3, pp. 25-30. ISSN 1808-5210.

The oro-antral communications is commonplace, often related to extractions units of dental higher later due to close contact with the shoot tips root of the floor of the maxillary sinus. The most common diagnosis signal is the passage fluids and small particles of food among oral and nasal cavites. This paper aims to review the literature to demonstrate the facilities, as well as advantages and disadvantages of the use of the Bichat ball at close of oro-antral communications, presenting two clinical cases using two different techniques.

: Surgery; Oro-antral Communications; Buccal Fat Pad.