orthoprosthesis

or·tho·pros·the·sis

(ōr'thō-pros'thĕ-sis, -pros-thē'sis),
An appliance used in the management of prosthetic problems related to alignment of teeth.

or·tho·pros·the·sis

(ōrthō-pros-thēsis)
Appliance used to manage prosthetic problems related to tooth alignment.