MICRONEEDLE UNIT AND INJECTION DEVICE
First Claim
1. A microneedle unit comprising:
- a plurality of microneedles disposed on a puncturing side and provided with flow channels; and
medicinal solution supply needles disposed on a counter-puncturing side in a number less than the number of the microneedles, provided with flow channels communicating to the flow channels of the microneedles.
1 Assignment
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Accused Products
Abstract
The purpose of the present invention is to provide a micro-needle unit and an injection device capable of being readily connected to a liquid supply source and capable of performing an effective injection via a simple configuration. The micro-needle unit is provided with a plurality of micro-needles disposed on the puncturing side and provided with a flow channel, and drug solution supply needles disposed on the side opposite from the puncturing side in a number less than that of the micro-needles and provided with a flow channel in communication with the aforementioned flow channel, the micro-needle unit thereby being capable of being readily connected to a liquid supply source and capable of performing an effective injection via a simple configuration.
9 Citations
27 Claims
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1. A microneedle unit comprising:
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a plurality of microneedles disposed on a puncturing side and provided with flow channels; and medicinal solution supply needles disposed on a counter-puncturing side in a number less than the number of the microneedles, provided with flow channels communicating to the flow channels of the microneedles. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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Specification