US 11,931,222 B2
Dental attachment formation structures
Peter Webber, Lafayette, CA (US); Yan Chen, Cupertino, CA (US); Jihua Cheng, San Jose, CA (US); Bastien Pesenti, Santa Clara, CA (US); Chunhua Li, Cupertino, CA (US); and Jennifer C. Chen, San Francisco, CA (US)
Assigned to Align Technology, Inc., San Jose, CA (US)
Filed by Align Technology, Inc., San Jose, CA (US)
Filed on Nov. 12, 2015, as Appl. No. 14/939,252.
Prior Publication US 2017/0135793 A1, May 18, 2017
Int. Cl. A61C 7/08 (2006.01); A61B 1/00 (2006.01); A61B 1/24 (2006.01); A61C 7/14 (2006.01); A61C 7/16 (2006.01); A61C 13/15 (2006.01); A61N 5/06 (2006.01)
CPC A61C 7/08 (2013.01) [A61B 1/0002 (2013.01); A61B 1/00045 (2013.01); A61B 1/24 (2013.01); A61C 7/146 (2013.01); A61C 7/16 (2013.01); A61C 19/003 (2013.01); A61C 2202/01 (2013.01); A61N 2005/063 (2013.01); A61N 2005/0661 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An attachment formation structure system, comprising:
a body including a conformal surface shaped and configured to conform to contours of a buccal exterior surface of a tooth model, the body including a well portion having a shape and orientation for forming an orthodontic attachment at a specified location on the buccal exterior surface of the tooth model;
an attachment material within the well portion that is configured to form the orthodontic attachment on the tooth model;
a release layer positioned between an interior surface of the well portion and the attachment material, the release layer configured to allow the orthodontic attachment to be removed from the well portion; and
a release liner covering an opening of the well portion to encapsulate the attachment material between the release liner and the release layer within the well portion.