MICRONEEDLE PATCH METHOD AND APPARATUS FOR MANUFACTURING MICRONEEDLE

According to an embodiment of the present invention, a microneedle patch comprises: microneedles including a viscous composition; an adhesive sheet attached to skin; and a base sheet on which the microneedles are arranged. The microneedles have a screw-like shape which is spirally twisted so as to h...

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Bibliographic Details
Main Authors LEE, JEONG GUN, CHO, SHIN HEE, KIM, MOO RIM
Format Patent
LanguageEnglish
Korean
Published 12.03.2018
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Summary:According to an embodiment of the present invention, a microneedle patch comprises: microneedles including a viscous composition; an adhesive sheet attached to skin; and a base sheet on which the microneedles are arranged. The microneedles have a screw-like shape which is spirally twisted so as to have a first slope toward a first direction and a second slope toward a second direction which is opposite of the first direction. The diameter of a base part facing the base sheet gradually tapers as getting further toward a terminal end portion. 본 개시의 다양한 실시예에 따른 마이크로 니들 패치는, 점성 조성물을 포함하는 마이크로 니들들, 피부에 점착되는 점착시트, 및 상기 마이크로 니들들이 배열되는 베이스 시트를 포함하고, 상기 마이크로 니들들의 형상은, 제1 방향을 향하는 제1 기울기 및 상기 제1 방향과 반대 방향인 제2 방향을 향하는 제2 기울기를 갖도록 나선형으로 비틀린 스크류 형상을 가지며, 상기 베이스 시트에 마주하는 기저부의 직경은 말단부로 갈수록 점차적으로 줄어드는 것을 특징으로 할 수 있다.
Bibliography:Application Number: KR20160142099