An electrostimulation unit, electrically connected to {TAIL ~ the signal transmission element} produces a signal for improving {HEAD ~ the overall function} of an arthritic joint 
An electrostimulation unit , electrically connected to { TAIL ~ the signal transmission element } produces a signal for improving { HEAD ~ the overall function } of an arthritic joint
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH