US Patent 7214057 Self-ligating orthodontic bracket

An orthodontic bracket assembly and method of assembling an orthodontic bracket assembly. The bracket assembly may generally include a base defining an archwire slot and having a lingual surface attachable to a tooth, the base defining a recess extending from the lingual surface, an insert positionable in the recess, a slot being at least partially defined by the insert, and a locking member including a lingual portion receivable in the slot to support the locking member on the base, the lingual portion being movable in the slot between an open position, in which the locking member permits access to the archwire slot, and a closed position, in which the locking member inhibits access to the archwire slot.