1Ross RB.Treatment variables affecting facial growth in complete unilateral cleft lip and palate:an overview of treatment and facial growth.Cleft Palate J,1987,24(1):71-77.
2Epker BN,Wolford LM.Middle third facial osteotomies:their use in the correction of congenital dentofacial and craniofacial deformities.J Oral Surg,1976,34(4):324-342.
3Freihofer HP.Latitude and limitation of midface movements.Br J Oral Maxillofac Surg,1984,22(6):393-413.
5Obwegeser HL.Surgical correction of maxillary deformities.In:Grabb WE,Rosenstein SW,Bzoch DR,eds.The cleft lip and palate.Boston:Little Brown,1971:516 -556.
6Epker B,Turvey T,Fish LC.Indications for simultaneous mobilization of the maxilla and mandible for the correction of dentofacial deformities.Oral Surg Oral Med Oral Pathol,1982,54(4):369-381.
7Molina F.Distraction of the maxilla.In:McCarthy J G,eds.Distraction of the craniofacial skeleton.New York:Springer,1999:308-320.
8Polley JW,Figueroa AA.Management of severe maxillary deficiency in childhood and adolescence through distraction osteogenesis with an external,adjustable,rigid distraction device.J Craniofac Surg,1997,8(3):181-185.
10Harada K,lshii Y,lshii M,et al.Effect of maxillary distraction osleogenesis on Velopharyngeal function:a pilot study.Oral Surg Oral Med Oral Pathol,2002,93(5):538-543.
5Watzke 1, Turvey TA, Warren DW, et al. Alterations in velopharyngeal function after maxillary advancement in cleft palate patients [J]. J Oral Maxillofac Surg,1990, 48(7) :685.
6Haapanen ML, Kalland M; Heliovaara A, et al. Velopharyngeal, function in cleft patients undergoing maxillary advancement[J]. Folia Phoniatr Logop, 1997,49( 1 ) :42.
8Wen-China Ko E, Figueroa AA, Polley JW. Soft tissue profile changes after maxillary advancement with distraction osteogenesis by use of a rigid external distraction device: a l-year follow-up [ J ]. J Oral Maxillofac Surg,2000,58(9) :959.
9McCarthy JG, Coccaro PJ, Schwartz MD. Velopharyngeal function following maxillary advancement[ J]. Plast Reconstr Surg, 1979,64(2) :180.
