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1. (WO2018219348) ORTHODONTIC SELF-LIGATING BRACKET

Pub. No.:    WO/2018/219348    International Application No.:    PCT/CN2018/089555
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Sat Jun 02 01:59:59 CEST 2018
IPC: A61C 7/30
A61C 7/28
Applicants: HANGZHOU SMARE MEDICAL DEVICES CO., LTD.
杭州斯麦尔医疗器械有限公司
Inventors: WANG, Shundong
王顺东
Title: ORTHODONTIC SELF-LIGATING BRACKET
Abstract:
Disclosed in the present invention is an orthodontic self-ligating bracket, comprising a bracket base and a bracket body disposed on the bracket base; the middle of the bracket body depresses downwards to form an arch wire groove; a ligating sheet slidingly fitted to the bracket body is provided above the arch wire groove; a ligating slot is provided on a lower surface of the ligating sheet; one end of the ligating slot is provided with a first ligating position; the other end of the ligating slot is provided with a second ligating position; the first ligating position and the second ligating position are in transitional connection via a transitional position; a ligating mechanism is provided on the bracket body for fixing the ligating sheet on the first ligating position and the second ligating position; the ligating mechanism comprises an elastic piece positioned on the bracket body; a protrusion which can be received by the ligating positions is provided on the elastic piece; when the protrusion on the elastic piece is received by the first ligating position, the ligating sheet is in a ligating state; when the protrusion on the elastic piece is received by the transitional position, the ligating sheet is in a half-opening state and the elastic piece is forced to shrink and store energy. According to the present invention, the movement speed of teeth is increased and the overall treatment period is shortened.