Surgery – Instruments – Orthopedic instrumentation
Reexamination Certificate
2011-05-03
2011-05-03
Barrett, Thomas C (Department: 3775)
Surgery
Instruments
Orthopedic instrumentation
C606S309000, C606S314000, C606S326000, C606S327000
Reexamination Certificate
active
07935138
ABSTRACT:
A bone screw includes a head portion and shank portion. The shank portion includes a regularly outwardly expanding threaded portion.
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Barrett Thomas C
Kohn & Associates PLLC
Yang Andrew
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