Microneedle array and production method for microneedle array
AssigneeAsti Corporation
InventorsNoriyuki OGAI, Masahiro TAKIGAWA
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Abstract
The purpose of the present invention is to provide a microneedle array and a microneedle manufacturing method, which improves medical solution delivery efficiency and facilitates manufacturing. The microneedle array is provided with a first divisional element, a second divisional element to be bonded to the first divisional element, a longitudinal passage formed between the first divisional element and the second divisional element bonded to each other; and a horizontal hole, having an orifice on a lateral side and formed in a direction parallel to a bonding surface of the first divisional element with the second divisional element, and communicating to the longitudinal passage.
Claims23
A microneedle array provided with:
- a first divisional element;
- a second divisional element to be bonded to the first divisional element;
- a longitudinal passage formed between the first divisional element and the second divisional element bonded to each other;
- and
- a horizontal hole, having an orifice on a lateral side and formed in a direction parallel to a bonding surface of the first divisional element with the second divisional element bonded to each other, and communicating to the longitudinal passage.
A microneedle array manufacturing method, wherein:
- a first divisional element and a second divisional element are bonded to each other, whereby a longitudinal passage is formed between the first divisional element and the second divisional element bonded to each other, and a horizontal hole is formed to have an orifice facing toward a lateral side of a bonding surface of the first divisional element with the second divisional element bonded to each other, so as to communicate to the longitudinal passage.
Dependencies are inferred from the claim text.