Shapeshifting microrobots can brush and floss teeth

July 5, 2022

In a proof-of-concept study, researchers from the School of Dental Medicine and School of Engineering and Applied Science show that a hands-free system could effectively automate the treatment and removal of tooth-decay-causing bacteria and dental plaque.

An infographic explains the magnetic and catalytic properties of the iron oxide nanoparticles and their assembly into bristle and floss-like forms. (Image: Melissa Pappas/Penn Engineering)