Microneedle patch and production method therefor
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United States of America Patent
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Jun 4, 2024
Grant Date -
Apr 23, 2020
app pub date -
Dec 19, 2019
filing date -
Jun 2, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided are a micro-needle patch and a manufacturing method thereof. The micro-needle patch includes: a support on one surface of which grooves are formed; a gel membrane for delivery of a transmitter to be transferred in which the grooves are filled with a mixture of the transmitter with a biodradable resin, the mixture being in a gel phase; a plurality of micro-needles projected on the other surface of the support and for penetrating the skin; a first protective film that covers the gel membrane and is adhered on the support; and a second protective film that covers the plurality of micro-needles and is adhered on the other surface, wherein passages are formed by being penetrated from the support to each of the plurality of micro-needles or formed by penetrating the support between the plurality of micro-needles, so that the transmitter of the gel membrane is transferred to the skin.
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