US Patent 10307578 Microneedle cartridge assembly and method of applying

A microneedle array cartridge includes a web of material having a top face and an opposite bottom face. An adhesive and a microneedle array are disposed on the bottom face of the web of material. A container is disposed relative to the bottom face of the web of material, and has a perimeter portion and a central portion for covering at least part of the microneedle array. At least part of the perimeter portion of the container contacts the adhesive, and the central portion of the container does not contact the adhesive. The perimeter portion and the central portion of the container are integrally formed.