Surgery – Instruments – Orthopedic instrumentation
Reexamination Certificate
2004-01-26
2009-12-29
Ramana, Anu (Department: 3775)
Surgery
Instruments
Orthopedic instrumentation
Reexamination Certificate
active
07637928
ABSTRACT:
A bone fixation system including a fixation device having an upper surface, a lower surface and at least one opening extending therethrough and defining a first axis substantially perpendicular to the upper surface, the opening including a plurality of isolated protrusions formed on an inner surface thereof and a bone engaging member insertable through the opening at a selected angle of orientation relative to the first axis, the bone engaging member having a threaded head portion, wherein upon tightening of the bone engaging member, the threaded head portion of the bone engaging member mates with one or more protrusions of the opening to lock the bone engaging member to the plate at the selected angle of orientation relative to the first axis, and wherein the protrusions exhibit the same pitch as the threads on the bone engaging member prior to insertion of the bone engaging member in the opening.
REFERENCES:
patent: 3741205 (1973-06-01), Markolf et al.
patent: 4175555 (1979-11-01), Herbert
patent: 4484570 (1984-11-01), Sutter et al.
patent: 4858601 (1989-08-01), Glisson
patent: 5053036 (1991-10-01), Perren et al.
patent: 5151103 (1992-09-01), Tepic et al.
patent: 5269784 (1993-12-01), Mast
patent: 5360448 (1994-11-01), Thramann
patent: 5607426 (1997-03-01), Ralph et al.
patent: 5709686 (1998-01-01), Talos et al.
patent: 5954722 (1999-09-01), Bono
patent: 6423064 (2002-07-01), Kluger
patent: 6454769 (2002-09-01), Wagner et al.
patent: 6454770 (2002-09-01), Klaue
patent: 6565569 (2003-05-01), Assaker et al.
patent: 6575975 (2003-06-01), Brace et al.
patent: 6623486 (2003-09-01), Weaver et al.
patent: 7044953 (2006-05-01), Capanni
patent: 2004/0073218 (2004-04-01), Dahners
patent: 2006/0004361 (2006-01-01), Hayeck et al.
patent: 203 17 651 (2004-04-01), None
patent: 1 604 619 (2005-12-01), None
patent: 1 767 160 (2007-03-01), None
Fay Kaplun & Marcin LLP
Ramana Anu
Synthes USA, LLC
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