Orthodontic apparatus with rods

Details Orthodontic apparatus with rods Orthodontic apparatus with rods

A - Human Necessities

61

C

A61C 7/36 (2006.01) A61C 7/28 (2006.01)

Patent

CA 2422654

The invention concerns a removable orthodontic apparatus with rods used in orthodontics to induce the projection of the lower jaw. The apparatus is characterised in that rods (4, 10) are fixed to a metal frame with a wedge shaped like a ball-hook (8) passing through a tube (7) welded on the metal frame (2, 3, 15) of the apparatus. Said links are characterised in that they consist of a tube comprising at its end a flat surface, for example perpendicular to the axis of the tube and perforated with an eyelet through which passes the ball-hook.

L'invention concerne un appareil orthodontique amovible à bielles utilisé en orthodontie pour induire l'avancée de la mâchoire inférieure. L'appareil est caractérisé en ce que des bielles (4, 10) sont fixées à une armature métallique par une clavette en forme de crochet boule (8) passant dans un tube (7) soudé sur l'armature métallique (2, 3, 15) de l'appareil. Ces bielles sont caractérisées par le fait qu'elles sont constituées par un tube comportant à son extrémité un méplat, par exemple perpendiculaire à l'axe du tub et percé d'un oeillet dans lequel passe le crochet boule.

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