Bone screw retaining system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 17, 2015
Grant Date -
Aug 28, 2014
app pub date -
May 8, 2014
filing date -
Jun 26, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
An implant has a bone plate with a bone contacting surface and an opposite outwardly facing surface. The plate includes a split-ring receiving recess open to the outwardly facing surface located intermediate first and second bone screw receiving openings in the plate. The first and second bone screw receiving openings each having a slot spaced from the outwardly facing surface towards the bone contacting surface. The slot is formed in a wall of the first and second bone screw receiving openings. The slot is open to the split ring receiving recess. A resilient split-ring has a thickness less than a height of the slots in the first and second bone screw openings when measured along the bone screw receiving opening axis. The split-ring having a contracted position wherein its maximum dimension is less than a maximum dimension of the split-ring receiving recess and an expanded position wherein an outer circumference of the split-ring extends through the slots and into the first and second bone screw receiving openings.
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