Patent ID: 7717706

Claim:
Self-ligating bracket for use in orthodontics having the following features: The bracket comprises a base; a support arranged on the base; an occlusal wall with at least one occlusal ligature wing extending from the support; a gingival wall with at least one gingival ligature wing extending from the support; a slot separating the occlusal wall from the gingival wall and extending continuously in the mesial-to-distal direction; a passage which extends continuously through the support in the gingival-to-occlusal direction; and a resilient clip having a labial leg and a lingual leg that are connected one to the other by a section on the occlusal or the gingival side; the lingual leg is received in the passage and is arranged for displacement in the passage only in the gingival-to-occlusal direction, between a closed position and an open position of the clip; in the closed position, the labial leg extends into a cutout in the gingival wall or in the occlusal wall, respectively, which is provided with a stop for the labial leg, at least in the labial direction; in the open position, the tip of the labial leg is positioned above the occlusal wall or above the gingival wall, respectively; the labial leg of the clip is provided with a wing extending in distal direction and a wing extending in mesial direction; in the closed position of the clip the wings are positioned above the slot or in the labial region of the slot, whereas a lingual extension of the labial leg of the clip is positioned in the cutout, the extension being narrower than the width of the labial leg, measured across the wings; the extension of the labial leg of the clip is in contact, or nearly in contact with the labial stop, in the closed position of the clip, even when the slot is empty, a labial edge of the cutout has two straight sections that extend at an angle of more than 180° one relative to the other.