Vertebral arthrodesis equipment
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Mar 13, 2007
Grant Date -
May 13, 2004
app pub date -
Nov 5, 2001
filing date -
Nov 7, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention concerns an equipment comprising two shoring rods, members for anchoring said two rods to the vertebrae, at least a crosspiece (1) in two parts (5, 6) and members (2) assembling said crosspiece (1) to the shoring rods. The invention is characterised in that one of the crosspiece parts (5) comprises a spherical head (7) and a thread (8) adjacent to said head (7); the other crosspiece part (6) comprises a spherical bulging end (9), defining internally a spherical cavity (10) adapted to receive said head (7), and each crosspiece (1) comprises a nut (12) designed to co-operate with said thread (8), including further a spherical seat (13) with a shape matching that of the wall (11) delimiting the cavity (10). The invention also concerns plates (30for anchoring the equipment to the sacrum.
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Family
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