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Oral jaw extender to relax the jaw muscles
Oral jaw extender to relax the jaw muscles
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机译:口腔下颌扩展器放松下巴肌肉
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摘要
An element consisting of a foodstuff-like plastic which, by its semi-circular shape, character (see Figure 1) and the maximum length and width of the human jaw, produces a tension of the jaw by placing it in the oral cavity and separating the upper and lower jaws, without straining the jaw muscles.
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