14.一名8歲孩童有吸指癖,中心咬合時顯現下顎中線偏左,左後牙單側錯咬,下列何者最適合用來治 療此孩童?
(A)舌側弓線(lingual arch)
(B)南西氏裝置(Nance appliance)
(C)四環擴張器(quad-helix appliance)
(D)固定式張開螺旋矯正裝置(fixed jackscrew appliance)
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統計: A(106), B(56), C(328), D(134), E(0) #3380085
統計: A(106), B(56), C(328), D(134), E(0) #3380085