Maxillary protraction Face Mask without mental support.

摘要

p Mask maxillary protraction without mental Support, has the function of Stimulating the growth of hypoplastic maxilla, maxillary protraction Therapy.The Mask of protraction without support in the Chin, eliminates the effect of load on the Chin, which finally heads and affecting the temporomandibular Joint (TMJ),It would eliminate the risk of Disrupting the integrity of the Joint Condyle Disk. / p