Un troisième pouce ?
Controllable Third Thumb lets wearers extend their natural abilities
▻https://www.dezeen.com/2017/07/05/controllable-third-thumb-lets-wearers-extend-natural-abilities-royal-college
The Third Thumb is a motorised, controllable extra digit, designed for anyone who wants to extend their natural abilities.
A student of the school’s product design masters, Clode created the device as a way to challenge conventional ideas about prosthetics – usually thought of as devices only for people with disabilities.