Casting-type molar teeth intrusion appliance

• Main Authors: XIA LULU, HUA XIANMING, SUN YUHONG
• Format: Patent
• Language: Chinese; English
• Published: 04.09.2018
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; DENTISTRY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The invention provides a casting-type molar teeth intrusion appliance. The appliance is in an integrated moulding structure, which comprises a dissect-type plywood with a shape corresponding to a same-jaw non-intrusion dentition of a to-be-intruded molar teeth and a draw bar positioned beside the to-be-intruded molar teeth; the dissect-type plywood is connected with the draw bar, the draw bar is formed by a cheek side rod and/or a palate side rod; the cheek side rod is positioned at the cheek side of the to-be-intruded molar teeth, has a radian capable of bending to a vestibular groove, and the cheek side of the cheek side rod has at least one traction column used for fixing an elastic reinforcing element; the palate side rod is positioned at the palate side of the to-be-intruded molar teeth, has a radian capable of bending to a palatal vault, and the palate side of the palate side rod has at least one traction column used for fixing the elastic reinforcing element. The appliance is capable of vertically cont