Patent ID: 9289273
Filing Date: 2016-03-22
CPC Classification: A61C

Claim Text:
1. An adjustable width twin-edgewise appliance system comprising: a twin-edgewise bracket configured to be attached to a first tooth having a first tooth width, where said twin-edgewise bracket has an adjustable bracket width dimension BW and comprises: a first base member, configured to be bonded to said first tooth; a first two ear edgewise bracket coupled to said first base member; a second two ear edgewise bracket coupled to said first base member; while said base member is coupled to said first tooth, one of said first two ear edgewise bracket and said second two ear edgewise bracket being translatable with respect to said first base member and with respect to another of said first two ear edgewise bracket and said second two ear edgewise bracket, so as to vary a variable minimum separation distance, VSD, between said first two ear edgewise bracket and said second two ear edgewise bracket; each of said first two ear edgewise bracket and said second two ear edgewise bracket having two ears fixed with respect to each other which define an arch wire slot having: an arch wire running across said first two ear edgewise bracket and to and across said second two ear edgewise bracket in an arch wire longitudinal direction, which is parallel with said BW and said EW and where said BW=said EW+said VSD+said EW.