초록 ▼

An array of microneedles is provided to apply semi-permanent or permanent markings to skin, or to apply semi-permanent subcutaneous makeup or other cosmetic compounds to skin. The microneedles can apply identifications or other tattoo-like graphics, and will not enter into the dermal layer of the sk

An array of microneedles is provided to apply semi-permanent or permanent markings to skin, or to apply semi-permanent subcutaneous makeup or other cosmetic compounds to skin. The microneedles can apply identifications or other tattoo-like graphics, and will not enter into the dermal layer of the skin so that the application procedure is painless. The microneedle array is also useful for delivering specific compounds or actives into the skin, such as cosmetic compounds or nutrients, or various skin structure modifiers that can be delivered subcutaneously without having to visit a cosmetic surgery clinic.

대표청구항 ▼

An array of microneedles is provided to apply semi-permanent or permanent markings to skin, or to apply semi-permanent subcutaneous makeup or other cosmetic compounds to skin. The microneedles can apply identifications or other tattoo-like graphics, and will not enter into the dermal layer of the sk

An array of microneedles is provided to apply semi-permanent or permanent markings to skin, or to apply semi-permanent subcutaneous makeup or other cosmetic compounds to skin. The microneedles can apply identifications or other tattoo-like graphics, and will not enter into the dermal layer of the skin so that the application procedure is painless. The microneedle array is also useful for delivering specific compounds or actives into the skin, such as cosmetic compounds or nutrients, or various skin structure modifiers that can be delivered subcutaneously without having to visit a cosmetic surgery clinic. d stopper which extends outwardly from said shaft and which abuts against said stopper. 12. A syringe according to claim 1, wherein the shaft includes a plurality of fins extending outwardly from a central axis of the shaft, the fins being angularly spaced about said shaft with the free ends of said fins defining the outer dimensions of said shaft, and wherein said shaft further includes at least one web extending transverse to said shaft axis and interconnecting adjacent fins. 13. A syringe according to claim 1 wherein the shaft includes a plurality of fins extending outwardly from a central axis of the shaft, the fins being angularly spaced about said shaft with the free ends of said fins defining the outer dimensions of said shaft, and wherein said shaft further includes at least one web extending transverse to said shaft axis and interconnecting adjacent fins. 14. A syringe according to claim 13 wherein each web extends substantially to the free end of said respective fins.