sectional arch wire


Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.

sectional arch wire

[sek′shənəl]
Etymology: L, sectio, a cutting, arcus, bow; AS, wir
a wire attached to only a few teeth, usually on one side of a dental arch or in the anterior segment of the arch, to cause or guide orthodontic tooth movement.

sectional arch wire,

n an orthodontic wire that occupies less than a complete dental arch. It usually is attached to only a few teeth. Typically it spans one or both buccal segments of the dental arch or is limited to the anterior teeth. It facilitates the application of differential forces in effecting tooth movement.
Mentioned in ?