Title:
SHELL-SHAPED DENTAL ORTHODONTIC APPLIANCES
Document Type and Number:
WIPO Patent Application WO/2021/068597
Kind Code:
A1
Abstract:
Disclosed are shell-shaped dental orthodontic appliances (100), comprising N successive shell-shaped dental orthodontic appliances (100) respectively corresponding to N successive orthodontic steps, wherein each of the N shell-shaped dental orthodontic appliances (100) is used for repositioning a tooth from an initial layout of the corresponding dental orthodontic step to a target layout of the corresponding dental orthodontic step; and each of the N shell-shaped dental orthodontic appliances (100) is provided, on the tongue side of the portion corresponding to a first tooth, with a first flat guide plate (101, 200) for opening the occlusion anterior teeth, with the relative positions of the first flat guide plates (101, 200) of the N shell-shaped dental orthodontic appliances (100) and the first tooth being configured, such that the degree by which the occlusion of anterior teeth is opened by the N shell-shaped orthodontic appliances (100) is substantially consistent with the target, with N being a natural number greater than 3.
Inventors:
LI JUNSHENG (CN)
ZHOU KETUO (CN)
HUANG LEI (CN)
ZHOU KETUO (CN)
HUANG LEI (CN)
Application Number:
PCT/CN2020/103759
Publication Date:
April 15, 2021
Filing Date:
July 23, 2020
Export Citation:
Assignee:
WUXI EA BIOTECHNOLOGY LTD (CN)
International Classes:
A61C7/36; A61C7/08
Foreign References:
| CN106456286A | 2017-02-22 | |||
| US20190125494A1 | 2019-05-02 | |||
| CN107088101A | 2017-08-25 | |||
| CN102159153A | 2011-08-17 | |||
| US20190000592A1 | 2019-01-03 |
Attorney, Agent or Firm:
INTELIGHT IP LAW FIRM (CN)
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