During a surgical procedure, neutral electrode 10 is attached to {HEAD ~ the patient} 15 in {TAIL ~ the usual manner}  
During a surgical procedure , neutral electrode 10 is attached to { HEAD ~ the patient } 15 in { TAIL ~ the usual manner }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH