Volar fixation system

Details Volar fixation system Volar fixation system

A - Human Necessities

61

B

A61B 17/80 (2006.01) A61B 17/84 (2006.01)

Patent

CA 2396850

A volar fixation system (100) includes a T-shaped plate (102) intended to be positioned against the volar side of the radial bone, a plurality of bone screws (104) for securing the plate (102) along a non--fractured portion of the radial bone, and a plurality of bone pegs (108) which extend through the threaded pea holes (130, 132, 134 and 136) in the plate (102) and into bone fragments of a Colles' fracture. Various peg hole and peg arrangements are disclosed, including an embodiment in which the pegs (108) can be articulated through a range of angles within respective peg holes and fixed at a desired angle within the range.

L'invention concerne un système de fixation palmaire qui comprend une plaque en T à placer contre le côté palmaire de l'os radial, plusieurs vis à os servant à fixer la plaque le long d'une partie non fracturée de l'os, et plusieurs chevilles qui traversent les trous de cheville filetés de la plaque et pénètrent des fragments osseux d'une fracture de Pouteau-Colles. L'invention concerne divers trous de cheville et divers dispositifs de cheville. Dans un mode de réalisation, les chevilles peuvent être articulées selon une gamme d'angles dans des trous de cheville respectifs et fixées selon un angle voulu de la gamme.

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