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Title:
ORTHODONTIC IMPLEMENT
Document Type and Number:
WIPO Patent Application WO/2021/175324
Kind Code:
A1
Abstract:
An orthodontic implement, comprising a main body (100) having an archwire groove (120) and a movable part (200), and further comprising a fixing structure for fixing the movable part (200) in at least a closed position. The fixing structure comprises an elastic member (300) and a movable element (400) which are located in one of either the main body (100) or the movable part (200). The movable element (400) comprises at least one protruding end (410), the protruding end (410) is received in the other of the main body (100) and the movable part (200), the movable element (400) cooperates with the elastic member (300) to fix the movable part (200) in at least the closed position, and the movable element (400) acquires a moving space by squeezing the elastic member (300). During the opening and closing of the movable part (200), the wear-resistant movable element (400) replaces the elastic element (300) to cause friction with the movable part (200), which improves the wear resistance and service life of the implement.

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Inventors:
ZHONG TINGJIN (CN)
XU ZIEN (CN)
JI LI (CN)
YU WEI (CN)
Application Number:
PCT/CN2021/079401
Publication Date:
September 10, 2021
Filing Date:
March 05, 2021
Export Citation:
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Assignee:
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED (CN)
International Classes:
A61C7/34; A61C7/30; E05B17/18
Domestic Patent References:
WO2016205716A12016-12-22
WO2000057809A12000-10-05
WO2018005072A12018-01-04
Foreign References:
CN212547219U2021-02-19
CN210749582U2020-06-16
CN209004251U2019-06-21
CN104822339A2015-08-05
CN102238924A2011-11-09
CN209884378U2020-01-03
CN210019724U2020-02-07
CN209122498U2019-07-19
CN203234855U2013-10-16
US20130121626A12013-05-16
CN107476660A2017-12-15
CN107714205A2018-02-23
CN208017607U2018-10-30
Other References:
See also references of EP 4094718A4
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