Modifications of TPAs - Miniscrews in One Place. One Concept for Three Angle Classes

– The purpose and advantages of palatal skeletal anchorage to enhance a variety of orthodontic mechanics

– The rationale for the selection of a specific mini-screw insertion site

– Design simple, individual mechanisms using miniscrews for many different malocclusions

– TPA+ with miniscrews for Class 3 maxillary protraction or to protract to close spaces towards the anterior

– TPA- with miniscrews for Class 2 en-masse retraction or as anchorage for space closure

– Modification of TPA+ or – for controlling vertical with posterior maxillary intrusion.

Recommended for: Orthodontist, General dentist.