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