Microneedle structure and biodegradable microneedle thereof

A microneedle structure and a biodegradable microneedle thereof are provided. The biodegradable microneedle defining a central axis includes a first step portion and a second step portion that is taperedly extending from the first step portion along the central axis. The biodegradable microneedle ha...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hsieh, Shu-Pin, Tsai, Ting-Kai
Format: Patent
Sprache:eng
Schlagworte:
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