公开(公告)号：US20210275359A1

公开(公告)日：2021-09-09

申请号：US17056340

申请日：2019-05-17

Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION

Inventor： Hyung Joon Cha ,  Eun Young Jeon ,  Jung Ho Lee ,  Geun Bae Lim

IPC: A61F13/02 ,  A61F13/00 ,  A61L15/58 ,  A61L15/60 ,  A61M37/00 ,  A61L15/28 ,  A61L15/32

Abstract: Disclosed are a microneedle patch including a first hydrogel layer containing a mussel adhesive protein and hyaluronic acid, and a second hydrogel layer containing silk fibroin, and a preparation method thereof. The microneedle patch according to the present disclosure has excellent tissue adhesion, biocompatibility, and biodegradability, and is used for transdermal drug delivery to promote wound regeneration.

公开(公告)号：US12226535B2

公开(公告)日：2025-02-18

申请号：US17056340

申请日：2019-05-17

Applicant: POSTECH ACADEMY-INDUSTRY FOUNDATION

Inventor： Hyung Joon Cha ,  Eun Young Jeon ,  Jung Ho Lee ,  Geun Bae Lim

IPC: A61L15/32 ,  A61F13/00 ,  A61F13/02 ,  A61L15/28 ,  A61L15/58 ,  A61L15/60 ,  A61M37/00

Abstract: Disclosed are a microneedle patch including a first hydrogel layer containing a mussel adhesive protein and hyaluronic acid, and a second hydrogel layer containing silk fibroin, and a preparation method thereof. The microneedle patch according to the present disclosure has excellent tissue adhesion, biocompatibility, and biodegradability, and is used for transdermal drug delivery to promote wound regeneration.