ribbon arch

rib·bon arch

a thin, ribbon-shaped, rectangular orthodontic arch wire applied to the dental arches so that its widest dimension is parallel to the labial or buccal surfaces of the teeth.

rib·bon arch

(ribŏn ahrch)
Thin, ribbon-shaped, rectangular orthodontic arch wire applied to dental arches so that its widest dimension is parallel to the labial or buccal tooth surfaces.