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Title:
OPENING/CLOSING LOCK DEVICE FOR SELF-LIGATING BRACKET
Document Type and Number:
WIPO Patent Application WO/2022/096009
Kind Code:
A1
Abstract:
An opening/closing lock device for a self-ligating bracket, comprising a base body (1); an abutting portion (2) used for abutting a self-ligating bracket is provided at one end portion of the base body (1), the abutting potion (2) comprises an abutting face (2.1) facing a clamping arm, pressing feet (5) for pressing an arch wire (6) are provided on the abutting portion (2), and the pressing feet (5) are provided on the abutting face (2.1) close to the tail end; the clamping arm (7) for pushing a cover plate (4.1) is provided on the base body (1); a working end of the clamping arm (7) can be drawn close to the pressing feet (5); and there are at least two pressing feet (5) which are respectively located on either side of a working portion of the clamping arm (7). An anti-release hook portion (5.1) is provided at the outer end of each pressing foot (5). The clamping arm (7) comprises a connection portion (7.1) for connecting with the base body (1), an arch-shaped middle portion, and the working portion (7.5) for pushing the cover plate (4.1). An opening portion (3) is provided at the other end of the base body (1). The opening portion (3) comprises an insertion plate (3.1) located at the tail end of the base body (1). The abutting portion (2) on the base body (1) is taken as a reference, so that the cover plate (4.1) of the self-ligating bracket can be closed without precise alignment and precise operations during use.

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Inventors:
LIANG JIAXING (CN)
Application Number:
PCT/CN2021/129409
Publication Date:
May 12, 2022
Filing Date:
November 08, 2021
Export Citation:
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Assignee:
LIANG JIAXING (CN)
International Classes:
A61C3/10; A61C7/04
Foreign References:
CN112168389A2021-01-05
US20200330188A12020-10-22
CN201752439U2011-03-02
CN209154046U2019-07-26
KR101881863B12018-07-25
CN204542413U2015-08-12
US20090004617A12009-01-01
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