Foam support sheet for microneedle array
AssigneeCosmed Pharmaceutical Co., Ltd.
InventorsYing-Shu Quan, Hiroshi Tanaka, Fumio Kamiyama
Life of this patent
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Abstract
To provide a means which makes it possible to hold a microneedle array without an adhesive sheet and protect tips of microneedles. A foam support sheet for a microneedle array, which has an open cell surface on at least one side, the open cell surface being an arrangement portion for the microneedle array holding the microneedle array with a microneedle side of the microneedle array facing downward; as well as a microneedle array sheet consisting of a microneedle array and a foam support sheet, the foam support sheet having an open cell surface on at least one side, and the microneedle array being arranged on the open cell surface with a microneedle side of the microneedle array facing downward.
Claims6
A microneedle array sheet consisting of a microneedle array and a foam support sheet, wherein
- the foam support sheet has an open cell surface on at least one side,
- the microneedle array is arranged on the open cell surface with a microneedle side of the microneedle array facing downward into the foam support sheet, and
- the microneedle array includes a water-soluble polymer or a water-swellable resin as a base.
Dependencies are inferred from the claim text.