Device for fixing a rod and a spherical symmetry screw head

Details Device for fixing a rod and a spherical symmetry screw head Device for fixing a rod and a spherical symmetry screw head

2007-01-23

2007-01-23

Robert, Eduardo C. (Department: 3733)

Surgery

Instruments

Orthopedic instrumentation

Reexamination Certificate

active

10433371

ABSTRACT:
A fixing device adapted to connect a rod and a nearby spherically symmetrical screwhead, including a first longitudinal member (14) having a first surface (16) and a second surface (20), a first end (18) of said first surface (16) being adapted to be pressed against said screwhead (10) and a middle part (22) of said second surface (20) being adapted to bear against a portion of said rod (12), and a second longitudinal member (15) adapted to co-operate with said first longitudinal member (14), whose first end (35) is adapted to be pressed, opposite a portion of said first end (18) of said first surface (16) of said first part (14), against a second hemispherical part (38) of said screwhead (10) opposite the first (29) and whose middle portion (36) is adapted to bear against a portion (34) of a second part of said rod (12) opposite the first part.

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