Patent ID: 11931222
Assignee: ALIGN TECHNOLOGY, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 17:
18. An attachment formation apparatus utilized in conjunction with a dental positioning appliance to apply forces to reposition one or more teeth, the attachment formation apparatus 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 an orientation for positioning 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, wherein the release liner conforms to a shape of the buccal exterior surface of the tooth model.