Transdermal drug delivery micro device

The invention relates to a transdermal drug delivery micro device, and belongs to the technical field of medicine, the transdermal drug delivery micro device comprises a first silicon wafer layer, a second silicon wafer layer and an SO I silicon wafer layer, the bottom surface of the first silicon w...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LOU TANGTANG, WANG CHUANZHENG, ZHANG PEIYU, SUN JIE, JIA GUANWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE
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Beschreibung
Zusammenfassung:	The invention relates to a transdermal drug delivery micro device, and belongs to the technical field of medicine, the transdermal drug delivery micro device comprises a first silicon wafer layer, a second silicon wafer layer and an SO I silicon wafer layer, the bottom surface of the first silicon wafer layer is fixedly provided with a plurality of micro needle cylinders in an array mode, the top surface of the first silicon wafer layer is provided with a plurality of circulation holes communicated with the plurality of micro needle cylinders, and the bottom ends of the plurality of micro needle cylinders are fixedly provided with micro needle heads; the bottom surface of the second silicon wafer layer is bonded to the top surface of the second silicon wafer layer, a liquid storage cavity communicated with the circulating holes is formed in the second silicon wafer layer, and a medicine feeding hole communicated with the liquid storage cavity is formed in the top surface of the second silicon wafer layer; and