How an implanted device could help paraplegic patients walk again

1

Some small signals from the brain – though not enough to generate voluntary movement – can cross the site of the spinal cord injury

2

An implanted device uses electrical stimulation to excite the spinal cord – making it more alert to these small signals from the brain

Spinal cord injury

Power pack in abdomen wall

Array of 16 electrodes in lower back

1

Some small signals from the brain – though not enough to generate voluntary movement – can cross the site of the spinal cord injury

2

An implanted device uses electrical stimulation to excite the spinal cord – making it more alert to these small signals from the brain

Spinal cord injury

Power pack in abdomen wall

Array of 16 electrodes in lower back