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Microneedle, microneedle array and production method therefor
The present invention provides a microneedle, comprising a shaft of a monocrystalline material having at least three walls which are formed by a crystal plane of the monocrystalline material; and a tip connected to an end of the shaft comprising at least three walls which are formed by a crystal plane of the material. The material is preferably silicon.Berenschot, Johan W. +3 more
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Microneedling for Facial Rejuvenation: A Systematic Review
Aesthetic Plastic SurgeryJose A. Foppiani +13 more
semanticscholar +1 more source

