The i - Limb is the first prosthetic hand that has five individually - controlled articulating muscles . Wearers control hand via an electrical sensor that detects muscle movements in residual limb . Most of the 4,000 + i - Limbs in operation have been donated to veterans from wars in Iraq and Afghanistan .
The i-Limb is the first prosthetic hand that has five individually-powered articulating digits . Wearers control hand via an electrical sensor that detects muscle movements in residual limb . Most of the 4,000+ i-Limbs in operation have been fitted to veterans from wars in Iraq and Afghanistan .