公开(公告)号：US20230363861A1

公开(公告)日：2023-11-16

申请号：US18315454

申请日：2023-05-10

Applicant: Align Technology, Inc.

Inventor： Shipin QIN ,  Yuxiang WANG ,  Zhou YU ,  James NISHIMUTA ,  Jun SATO ,  Siyi LIU

IPC: A61C7/08 ,  A61C7/00 ,  A61C7/10

CPC classification number: A61C7/08 ,  A61C7/002 ,  A61C7/10

Abstract: Methods and apparatuses for retaining or treating a dental arch to apply a lateral expansion force to a lower jaw while permitting the extrusion of one or more teeth may include the use of a maxillary dental appliance device and/or a mandibular dental appliance device including projection regions extending from the occlusal surfaces of the device to apply a laterally outward expansion force.