Polyaxial pivot housing for external fixation system
AssigneeBiomet Manufacturing, LLC
InventorsJeffrey T. Cresina, Kevin T. Stone, Daniel Norton
Life of this patent
Estimating the term…
Abstract
A polyaxial pivot housing for an external fixation system, comprising a collet body having a threaded portion; a spherical member configured to be partially received by a cavity that is formed in the collet body, the spherical member having a threaded post that is configured to attach to a support member of an external fixation frame; and a threaded locking collar that is configured to orientationally lock the threaded post with respect to the external fixation frame by compressing the spherical member into the cavity as the threaded locking collar is mated with the threaded portion of the collet body.
Claims18
A polyaxial pivot housing for an external fixation system, comprising:
- a collet body having a threaded portion;
- a spherical member configured to be partially received by a cavity that is formed in the collet body, the spherical member having a threaded post that is configured to attach to a support member of an external fixation frame;
- and
- a threaded locking collar that is configured to orientationally lock the threaded post with respect to the external fixation frame by compressing the spherical member into the cavity as the threaded locking collar is mated with the threaded portion of the collet body.
A polyaxial pivot housing for an external fixation system, comprising:
- an outer sleeve having a threaded portion;
- a serrated spherical member configured to be partially received by a cavity that is formed in the outer sleeve, the serrated spherical member having a threaded post that is configured to attach to a support member of an external fixation frame;
- a cap that is removably couplable to the outer sleeve, the cap having an inner serrated surface;
- a threaded base portion that is configured to mate with the threaded portion of the outer sleeve;
- and
- a locking collar that is configured to orientationally lock the threaded post with respect to the external fixation frame by compressing the serrated spherical member into the serrated surface of the cap.
Dependencies are inferred from the claim text.