Bioabsorbable Spacers and Spacer Delivery Systems for Use in the Ear, Nose and Throat
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United States of America Patent
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Issued Date -
Mar 13, 2014
app pub date -
Mar 13, 2013
filing date -
Sep 7, 2012
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Abstract
A spacer for delivery into the natural or man-made openings to the frontal, maxillary, sphenoid, anterior or posterior ethmoid sinuses, or other cells or cavities, anatomical regions such as nostrils, nasal cavities, nasal meatus, and other passageways such as the Eustachian tubes, naso-lachrymal ducts or airway is described. The bioabsorbable polymeric spacers maintain the opening and/or are useful for delivering drugs or other substances to the natural or man-made openings.
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