| 摘要 |
<p>An orthodontic self-locking bracket, comprising a bracket body (1), a sprung clip (2), and a mesh bottom plate (3); the mesh bottom plate (3) and the bracket body (1) are fixedly connected, the sprung clip (2) and the bracket body (1) are movably connected, an archwire groove (4) is provided within the bracket body (1), a locking groove (5) matching the front end of the sprung clip (2) is provided at one side of the bracket body (1), a downward stop block (6) is disposed above an opening of the locking groove (5), and an upward bend (7) is provided at the front end of the sprung clip (2). When using the present bracket, a specialised tool is used to lightly hook into a small hole (8) on the sprung clip and depress same (2), allowing the insertion, extraction, and movement of an archwire (9), the sprung clip (2) automatically locking the archwire (9), and simultaneously ensuring forward and backward, left and right, and up and down movability of the bracket.</p> |
