Patent ID: 6984127

Claim:
An orthodontic brace comprising a first set of orthodontic appliances for anterior teeth of a dental arch and a second set of orthodontic appliances for posterior teeth of the dental arch, wherein at least one appliance of the first set and at least one appliance of the second set has a base for bonding the appliance to a tooth, a body extending from the base, an archwire slot extending across the body in a generally mesial-distal direction, and a latch connected to the body for releasably retaining an archwire in the archwire slot, wherein the latch releases the archwire from the archwire slot whenever the archwire exerts a force on the latch that exceeds a certain value, wherein the certain value is greater for at least one appliance of the second set than the certain value of at least one appliance of the first set.