1、直接固位体 (direct retainer) 指防止义齿向牙合方脱位的固位体, 一般位于邻近缺牙间隙的基牙及其他基牙上。分为直接固位体和间接固 位体两种。
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Objective To discuss the affection of dropping reasons of direct past orthodontic retainer bracket.
目的探讨影响直接法粘接托糟脱落的因素。
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Retainer-based direct primary care is exploding around the country providing an alternative for primary care physicians to the insurance bureaucracy laden model most practice in.
FORBES: Solving Healthcare Requires Primary Care Renaissance
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