The flexibility of the inventive probe allows {HEAD ~ the probe} to bend around {TAIL ~ an angled bend} between any channels in a needle housing 
to bend around
The flexibility of the inventive probe allows { HEAD ~ the probe } to bend around { TAIL ~ an angled bend } between any channels in a needle housing
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH