In accordance with this object, means are provided adjacent {TAIL ~ the valve opening} for deflecting {HEAD ~ serum} or plasma passing therethrough 
In accordance with this object , means are provided adjacent { TAIL ~ the valve opening } for deflecting { HEAD ~ serum } or plasma passing therethrough
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH