Patent ID: 6217321
Filing Date: 2001-04-17
Classification: A61C

Abstract:
An orthodontic bracket, comprising:a bracket body; anda pressing spring; andsaid bracket body having mounts provided on a base with a predetermined spacing therebetween in a facing fashion and provided in a middle with slots configured to receive therein an orthodontic wire, said mounts being formed with axial holes which are provided in bases of the mounts to extend below the slots in the same direction as the slots do;said pressing spring being formed by bending a wire and including,a pressing portion which is provided at a central portion of the pressing spring and has a length bridging the slots, and which is bent at both ends thereof in the same direction to bridge the slots,upright portions formed at both ends of the pressing portion to rise upright along outer sides of the slots,bent portions provided at tip ends of the upright portions to extend along an underside of the slots,axial support portions formed at tip ends of the bent portions to bend inwardly to extend through the axial holes, andlatches bent and formed at tip ends of the axial support portions to extend along the base in the predetermined spacing between the mounts in a direction, which enables the pressing portion to pressingly abut against the orthodontic wire in the slots.