The alarm means directs {TAIL ~ at least one stimulus} to the patient for alerting and waking {HEAD ~ the patient} 
The alarm means directs { TAIL ~ at least one stimulus } to the patient for alerting and waking { HEAD ~ the patient }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD