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