Neck backward traction oral cavity rectifier
A neck backward traction oral cavity rectifier of the invention relates to an oral appliance, and especially relates to an orthodontic appliance by applying an external pull force to the teeth for contributing to rectifying the poor alignment and/or jaw projection; a neck-wear type traction device m...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A neck backward traction oral cavity rectifier of the invention relates to an oral appliance, and especially relates to an orthodontic appliance by applying an external pull force to the teeth for contributing to rectifying the poor alignment and/or jaw projection; a neck-wear type traction device made of a fabric is arranged at a rectification part at an outer side of the dental arch and applies inward force to the teeth arch so that the poor alignment and jaw distortion of the teeth can be rectified; the rectifier is convenient to wear and suitable for everyone, and can be agilely adjusted by oneself. |
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