OSTEOSYNTHESIS PLATE WITH ANCHOR ORIFICE INTENDED TO COLLABORATE WITH AN OSTEOSYNTHESIS SCREW FOR COMPRESSING TWO BONE FRAGMENTS

Osteosynthesis plate (1) comprising a plate body (10) in which there is formed an anchor through-orifice (2) having a first orifice region (3) and the second orifice region (4) which are secant and joined by an intermediate region (5), the first orifice region (3) being of plain cylindrical overall...

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Bibliographische Detailangaben
Hauptverfasser: BISSUEL, Thimothée, AUGOYARD, Romain, AUGOYARD, Marc, MEUSNIER, Tristan, MUKISH, Prikesht, GIROD, Loïc, LAROCHE, Chloé, VALENTIN, Stéphanie
Format: Patent
Sprache:eng ; spa
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Zusammenfassung:Osteosynthesis plate (1) comprising a plate body (10) in which there is formed an anchor through-orifice (2) having a first orifice region (3) and the second orifice region (4) which are secant and joined by an intermediate region (5), the first orifice region (3) being of plain cylindrical overall form and coinciding with a first virtual cylinder, the second orifice region (4) having a second upper segment (42) of plain spherical or frustoconical overall shape centred on a second axis (A2) and a second lower segment (41) of threaded cylindrical overall shape and coinciding with a second virtual cylinder intersecting the first virtual cylinder, a helical rib (6) being formed in the second orifice region to define a screw thread having a screw thread external radius smaller than the major radius of the second upper segment, and the intermediate region (5) being formed of two planar intermediate faces (51) facing one another. Placa de osteosíntesis (1) que comprende un cuerpo de placa (10) en el que está dispuesto un orificio de anclaje (2) pasante que presenta una primera región de orificio (3) y una segunda región de orificio (4) secantes y unidas por una región intermedia (5), siendo la primera región de orificio (3) de forma general cilíndrica lisa y que coincide con un primer cilindro virtual, presentando la segunda región de orificio (4) un segundo segmento superior (42) de forma general troncocónica o esférica lisa centrada sobre un segundo eje (A2) y un segundo segmento inferior (41) de forma general cilíndrica fileteada y que coincide con un segundo cilindro virtual que interseca el primer cilindro virtual, estando un nervio en forma de hélice (6) dispuesto en la segunda región de orificio para definir un fileteado que tiene un radio exterior de fileteado inferior al radio mayor del segundo segmento superior, y estando la región intermedia (5) formada por dos caras intermedias planas (51) enfrentadas.