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US 12,702,447 B2Granted
Rod for spinal fixture, and spinal fixture comprising same
AssigneeGloberide, Inc.
InventorsKatsuhiro Oikawa, Takuji Kawamura
Life of this patent
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Abstract
Provided is a fixture rod having improved bonding strength between a core member and a reinforcing fiber layer, high rigidity, and high durability against a deformation load. The fixture rod according to one embodiment of the present disclosure comprises: a core member containing fibers; and a reinforcing fiber layer provided on the core member, and a part of the fibers of the core member is exposed from the core member, and a part of the fibers with the exposed part is embedded in the reinforcing fiber layer.
Claims11
A fixture rod comprising:
- a core member containing fibers and having one elongate recess or a plurality of elongate recesses formed on an outer surface of the core member, a depth of the one recess or each of the plurality of recesses is in a range of from 3 μm to 200 μm;
- and
- a reinforcing fiber layer provided on the core member, the reinforcing fiber layer covering the one elongate recess or the plurality of elongate recesses,
- the fibers of the core member comprise long fibers, and a portion of the long fibers each have an end portion that is exposed from a radially facing surface of the core member and have a part that is embedded in the reinforcing fiber layer.
1 more element
Dependencies are inferred from the claim text.