Se hace una revision de la literatura sobre la evolucion de la distraccion osteogenica y su uso en lo huesos maxilares. Se presenta caso de distraccion osteogenica en la linea media mandibular de una paciente femenina de 18 anos de edad con una secuela de fractura producida por proyectil de arma de fuego. Aunque la paciente tuvo una cicatriz fibrosa y compromiso del tejido blando, la distraccion fue posible. La distraccion no ocurrio a una rata de 1:1 (mm tornillo vs distancia osea). Se logro ampliar 7 mm transversalmente el arco en la parte anterior y 4 mm en la parte posterior. Se obtiene un resultado favorable y estable luego de 9 meses de seguimiento. ABSTRACT A literature review on the evolution of osteogenic distraction and its application to maxillary bones is presented. An osteogenic distraction case is reported in an 18 year-old-female patient with a fracture sequela produced by a low-velocity gunshot. Distraction was achieved even though the patient had a fibrotic scarring and the soft tissue was affected. The distraction did not ocurr in a 1; 1 rate (mm in the screw vs mm bone expansion). It was possible to open 7 mm in the anterior portion as well as 4 mm in the posterior portion of the inferior arch. Excellent results and stability were observed in a follow-up nine months later.