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微針及其製造方法
专利权人:
Labo Juversa Co.; Ltd.
发明人:
ONO, Ichiro
申请号:
HK18114047
公开号:
HK1254944A1
申请日:
2018.11.02
申请国别(地区):
HK
年份:
2019
代理人:
摘要:
An object of the present invention is to solve problems of microneedles produced by conventional methods, and provide a microneedle with improved penetrability and shape retainability. A conical microneedle (10) includes a tip part (2) containing a drug and biodegradable polymer, and a base part (4) that does not contain drug, a tip (1) side is formed as a tip-reinforced region (6), a base (3) side adjacent to the tip-reinforced region with or without coating to the tip art of the microneedle(6) is formed as a non-reinforced region (7), and a hardness of the tip-reinforced region (6) is higher than the hardness of the non-reinforced region (7). A microneedle patch including the microneedle (10) according to the present invention can reduce pressing strength on application to a patient, and alleviate pain and fear to the patient.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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