Title:
ENDOSSEOUS SCREW ASSEMBLY AND INTERNAL FIXATION SYSTEM COMPRISING SAID ENDOSSEOUS SCREW ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2015/068027
Kind Code:
A3
Abstract:
An endosseous screw assembly (100) for an internal fixation system (SC; SP), whose connection to the rest of the system is unusually easy for the surgeon, comprising: a longitudinally extending rod (1) equipped with at least one threaded proximal portion (2); a connection sleeve (3), within which a portion of the rod (1) is slidingly guided, said connection sleeve (3) being arranged to be inserted into a connection hole of an internal fixation member by snap-connecting within said connection hole up to reach a locking position; said rod (1) and said connection sleeve (3) comprising such mutual engagement means so as to form an axial constraint to the sliding of the rod (1) into the connection sleeve (3), so as to define, when the threaded proximal portion (2) advances into a bone site of the patient, a dragging of the connection sleeve (3) into the connection hole up to reach the locking position.
Inventors:
VENTURINI DANIELE (IT)
LORENZINI DENIS (IT)
LORENZINI DENIS (IT)
Application Number:
PCT/IB2014/002413
Publication Date:
August 13, 2015
Filing Date:
November 11, 2014
Export Citation:
Assignee:
ORTHOFIX SRL (IT)
International Classes:
A61B17/00; A61B17/74; A61B17/72; A61B17/86
Domestic Patent References:
| WO2001074261A1 | 2001-10-11 | |||
| WO2012099944A1 | 2012-07-26 |
Foreign References:
| US20080281326A1 | 2008-11-13 | |||
| US20090254129A1 | 2009-10-08 | |||
| US4617922A | 1986-10-21 | |||
| US20080119856A1 | 2008-05-22 |
Attorney, Agent or Firm:
BOTTI, Mario et al. (Via Cappellini 11, Milano, IT)
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