公开(公告)号：US20040096799A1

公开(公告)日：2004-05-20

申请号：US10705391

申请日：2003-11-10

Applicant: Align Technology, Inc.

Inventor： Joy Vannelia Hughes ,  Daniel Stuart Russel ,  Huazhang Luo ,  Carmen Cheang ,  Elena Pavloskaia ,  Venkata S. Sarva

IPC: A61C003/00

CPC classification number: A61C7/00 ,  A61C7/002 ,  A61C9/0046 ,  B33Y50/00 ,  B33Y80/00

Abstract: A computer-implemented method separates first and second portions of a tooth by defining a cutting surface intersecting the first and second portions by specifying two points; and applying the cutting surface to the tooth to separate the tooth into two portions.