Muscle retractor for spine surgery
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United States of America Patent
Stats
-
Apr 12, 2016
Grant Date -
Aug 7, 2014
app pub date -
May 23, 2013
filing date -
Feb 4, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Provided is a muscle retractor for spine surgery including: first and second retractors having blades configured to support a spine and muscles, and insertion blocks extending from the blades and having facing open surfaces; an expander having expansion arms slidably inserted into the insertion blocks of the first and second retractors, a gear rack movably installed at both of the expansion arms and having a gear section formed at one surface thereof, and a ratchet installed at the expansion arm moving along the gear rack and locked to or released from the gear section of the gear rack; a slider accessibly inserted into the blade of the first retractor or the second retractor in a projected state; and an auxiliary plate pivotally installed at a lower portion of the blade of the first retractor of the first and second retractors supporting the muscles.
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Family
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