To provide an apparatus for promoting or correcting the growth of the mandible of a patient including a newborn.An orthodontic appliance according to the present invention includes a support member and first out-of-mouth means (104, 105 and second extracorporeal means 102, 103. The support member 100 has a state in which the patient is in a supine position , The first extracorporeal means 104, 105 apply a pressing force to each of the mandibular branches which are the two raised branches of the mandible by the first percutaneous bone anchoring devices 107, 108, The second extracorporeal means 102, 103 applies a tensile force or a pressing force to each of the two mandibular bodies, which are the horizontal branches of the mandible, by the second transcutaneous bone anchoring device 106, At least one of the extracorporeal means 104, 105 and the second extracorporeal means 102, 103 is connected to the support member 100 by link means 109, 110 by means of the first and second percutaneous bone anchoring devices 107 , 1 The connecting means 113, 114 and 115 to at least one of 8,106, are connected.BACKGROUND OF THE INVENTION【課題】新生児を含む患者の下顎骨の成長を促すあるいは矯正する装置を提供する。【解決手段】 本発明の矯正装置は、支持部材100と、第1の口外手段(104,105と、第2の口外手段102,103とを有する。前記支持部材100は、患者を仰向けの状態で支持し、前記第1の口外手段104,105は、下顎骨の2個の隆起枝である下顎枝のそれぞれに、押圧力を第1の経皮骨アンカリング装置107,108により加え、前記第2の口外手段102,103は、下顎骨の2個の水平方向枝である下顎骨体のそれぞれに、引張力又は押圧力を第2の経皮骨アンカリング装置106により加え、前記第1口外手段104,105と前記第2の口外手段102,103の内の少なくとも1つの手段は、前記支持部材100にリンク手段109,110により、前記第1と第2の経皮骨アンカリング装置107,108,106の少なくとも1つに連結手段113,114,115により、連結している。【選択図】 図1