{TAIL ~ A vision regulation device} for a liquid for {HEAD ~ irrigation} of a body cavity surgical site comprising, 
{ TAIL ~ A vision regulation device } for a liquid for { HEAD ~ irrigation } of a body cavity surgical site comprising ,
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH