- .045 Labial Bow
- .045 Palatal Omega Loop
- .036 Lingual Wire
- Midline expansion screw
- "T-Traditional Pink" or "T-Clear" Acrylic
The bionator is an appliance that encompases both the upper and lower arches with the purpose of advancing the lower jaw. It contains an expansion screw which is used to allow for widening of the upper arch if necessary to allow the forward movement of the mandible.