Polymeric microneedles and rapid additive manufacturing of the same
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United States of America Patent
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Oct 6, 2020
Grant Date -
Mar 8, 2018
app pub date -
Mar 12, 2016
filing date -
Mar 13, 2015
priority date (Note) -
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Abstract
The invention generally relates to microneedle devices, methods of making same, pharmaceutical compositions comprising same, and methods of treating a disease comprising administering same. Specifically, the disclosed microneedle devices comprise a plurality of biocompatible microneedles having one or more of: (i) a curved, discontinuous, undercut, and/or perforated sidewall; (ii) a sidewall comprising a breakable support; and (iii) a cross-section that is non-circular and non-polygonal. The microneedles may also be tiered. Alternatively, the microneedles may be tiered. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
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