Patent ID: 11844920

Abstract:
A dissoluble microneedle drug delivery system includes a fixation component having an opening window area, and at least two replaceable and/or dissoluble inner matrices fitting into the window area one after another. The fixation component comprises an array of microneedles attached on its base, at least part of the microneedles being configured to fix the delivery system onto skin. The first inner matrix comprises a multitude of microneedles attached on its base, at least part of the microneedles configured to prepare the skin to vaccination by the subsequent second inner matrix. The second inner matrix is a vaccine/immunization matrix configured to replace the first inner matrix and comprising an array of microneedles attached on its base, at least part of the microneedles configured to deliver a vaccination. The system may include a microchannel network within at least one inner matrices for delivery of components regulating dissolution of the microneedles.