Kyungpook National University Industry-Academic Cooperation Foundation
发明人:
Gyu Man KIM
申请号：
US16667917
公开号：
US20200061358A1
申请日:
2019.10.30
申请国别(地区):
US
年份:
2020
代理人:
摘要：
A method of manufacturing a microneedle includes: an emulsion producing operation of dissolving a soft material as a raw material of the coating layer in a solvent and mixing porogen with the dissolved soft material to produce emulsion； an emulsion coating operation of coating the emulsion on a surface of the needle body； an emulsion drying operation of drying the emulsion in the needle body after the emulsion coating operation； and a porogen removing operation of removing the porogen from the emulsion dried in the needle body, and the method further comprising a body manufacturing operation of using metal to manufacture the needle body, wherein the porogen comprises at least one of phosphate buffer saline (PBS), water-soluble hydrogel, and salt.
