occipital anchorage

occipital anchorage: an orthodontic anchorage in which the resistance is borne by the top and back of the head, and the force is transmitted to the teeth by means of the headgear and heavy elastics connected with attachment on the teeth.

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anchorage — 1. Operative fixation of loose or prolapsed abdominal or pelvic organs. 2. The part to which anything is fastened. In dentistry, a tooth or an implanted tooth substitute with which a fixed or removable partial denture, crown, or … Medical dictionary
Skeleton — [ Exoskeleton of an Ant] In biology, the skeleton is a strong and often a rigid framework that supports the body of an animal, holding it upright and giving it shape and strength (Also skeletal system and, in special cases, shell or test). The… … Wikipedia
extraoral force — force applied by orthodontic anchorage units (calvarial, occipital, or cervical) outside the oral cavity … Medical dictionary

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