Definition of "tetraplegia" []

• Paralysis of all four limbs (noun)
• Complete paralysis from below the jaw (noun)

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• "Neural control of computer cursor velocity by decoding motor cortical spiking activity in humans with tetraplegia."
• "Complete "locked-in syndrome," which is sometimes characterized as "living eyes in a dead body" and was the condition described by Jean-Dominique Bauby in The Diving Bell and the Butterfly, [1] is identified by tetraplegia (the paralysis of all four limbs), paralytic mutism (an inability to speak), the oculomotor deviation known as lateral gaze palsy, and the inability to breathe unaided."
• "For example, if you have C-7 tetraplegia, you may use a joystick as the input device, but the top of the joystick may need to be modified to accommodate for your lack of grip."