Upon {TAIL ~ expulsion} from {HEAD ~ the catheter}, the wire frame structure resiliently or pseudoelastically expands into a flow through rivet comprising a tube with expanded heads at either end 
Upon { TAIL ~ expulsion } from { HEAD ~ the catheter } , the wire frame structure resiliently or pseudoelastically expands into a flow through rivet comprising a tube with expanded heads at either end
OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH