Microneedle and microneedle manufacturing method for transdermal delivery

A microneedle for transdermal delivery of the present invention comprises: a base film on an undersurface; a mold formed on the base film; a needle which is filled into and coated on molding grooves or on the top surface of the needle; a protective member attached on a top side of the needle. Moreov...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: YANG, SUNG SIK
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:A microneedle for transdermal delivery of the present invention comprises: a base film on an undersurface; a mold formed on the base film; a needle which is filled into and coated on molding grooves or on the top surface of the needle; a protective member attached on a top side of the needle. Moreover, the microneedle for transdermal delivery of the present invention has features of being cut into a roll product or a unit product. The microneedle for transdermal delivery comprises the following steps: coating the mold on the base film; molding the molding grooves of the needle on the mold while drying and hardening the mold; attaching the protective member after coating, drying and hardening materials of the needle on the molding grooves or on the top surface of the needle. The steps are processed in a continuous process, and the product is manufactured through cutting the product into the unit product or winding the product onto a winding roll after attaching the protective member. 본 발명에 의한 경피 전달 마이크로 니들 제품은, 하면의 베이스필름, 베이스 필름 위에 형성된 몰드, 몰드의 니들 성형홈 및 상면에 충진 및 코팅된 니들, 니들 상면에 부착된 보호재로 이루어지고, 제품 롤 또는 단위 제품으로 커팅된 것을 특징으로 하며, 제조 방법은, 베이스 필름에 몰드를 코팅하고, 몰드에 니들 성형홈을 성형하면서 건조 경화시키고, 니들 성형홈 및 상면에 니들 소재를 코팅하고 건조 경화시켜 보호재를 부착하는 공정을 연속공정으로 수행하여 제조하며, 보호재 부착후 단위 제품 커팅 또는 권취롤에 권취하여 제품을 완성하도록 한 것을 특징으로 한다.