Research Article

Study on Three-Dimensional Digital Expression and Robot Bending Method of Orthodontic Archwire

Table 1

The control point information of the spatial curve between the right second molar and the third molar of the maxillary.

ObjectCoordinate points

Start control point A(130.2148, −102.7720, 19.7540)
End control point B(130.5915, −95.4711, 20.3004)
Middle control point P1(130.0832, −101.7821, 19.7005)
Middle control point P2(130.8552, −96.4265, 20.4346)