Sep 14, 2022
Scientists develop tattoos that are pain-free, blood-free, and self-administered
Posted by Gemechu Taye in category: biotech/medical
The method uses microneedles smaller than a grain of sand.
Tattooing went from a subculture to pop culture in the past decades. Tattoo artists use a mechanized needle to puncture the skin and inject ink into the dermis or second layer of skin-this is not only painful but it’s time-consuming.
The patch consists of microneedles that are each smaller than a grain of sand and are made of tattoo ink encased in a dissolvable matrix.