Method and apparatus for forming opening in a sinus wall
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United States of America Patent
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Jun 19, 2018
Issued Date -
N/A
app pub date -
Aug 27, 2014
filing date -
Aug 27, 2014
priority date (Note) -
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Abstract
An instrument comprises a shaft assembly. The shaft assembly comprises a first shaft member including a distal cutting feature, and a second shaft member. The first shaft member is slidable relative to the second shaft member. At least a distal portion of the shaft assembly is sized to fit through a nostril. The instrument further comprises a body. At least a portion of the shaft assembly extends distally relative to the body. The body comprises a grounding feature sized and positioned to engage one or more external anatomical structures adjacent to the nostril. The instrument further comprises a dampener. The dampener resists advancement of the first shaft member relative to the second shaft member.
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