| 摘要 |
<p>An edgewise orthodontic bracket (10) comprising: gingival and occlusal tie wings (12, 14) defining a labially opening archwire slot (18) therebetween, each of the gingival and occlusal tie wings (12, 14) having a mesial/distal extent; wherein said bracket (10) also comprises a first set of gingival and occlusal notches (20), the gingival notch being disposed within the mesial/distal extent of said gingival tie wing (12) and the occlusal notch being disposed within the mesial/distal extent of said occlusal tie wing (14); and a first set of opposing convex sidewall portions (42) within said archwire slot (18), wherein said first set of convex sidewall portions (42) is positioned substantially between said gingival and occlusal notches of said first set of notches (20). <IMAGE> <IMAGE> <IMAGE></p> |
