{TAIL ~ The tubular body} including {HEAD ~ the first bore}, longitudinally extending therethrough, that is configured for receiving the porous insert 552 
{ TAIL ~ The tubular body } including { HEAD ~ the first bore } , longitudinally extending therethrough , that is configured for receiving the porous insert 552
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH