定做矫正器，来自桶形石膏夹制备的嘴和牙齿模具，显著降低呼吸暂停-呼吸减慢指数，而热塑性矫正器则无效。
The custom-made devices, created using a plaster cast of the patient's mouth and construction bites, significantly reduced the apnea-hypopnea index, whereas the prefabricated devices did not.
小女孩牙齿上戴着矫正器。
小女孩牙齿上戴着矫正器。
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