Available as both a fixed and fixed/removable appliance the TPA is used to maintain expansion in the molars. An omega loop is typically included making the appliance useful in rotating and widening the molars.
Orthodontic Retainer & Model features excellent demonstration and teaching tool for Orthodontic Dental Schools and Students who desired to learn, practice Orthodontic Techniques in Dental School, at home, on the go. This techniques a mast foundation of future professional orthodontic practice.