A Bioblock is used to expand the upper arch and posture the lower jaw forward. This appliance utilizes 1 expansion screw, cross-over wires, and 30 degree posterior inclined planes to develop the lower arch.
A Bioblock is used to expand the upper arch and posture the lower jaw forward. This appliance utilizes 1 expansion screw, cross-over wires, and 30 degree posterior inclined planes to develop the lower arch.
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