{HEAD ~ the proximal diameter} of the funnel like segment is {TAIL ~ approximately 0.05 inch}; and a length of the funnel like segment, from the proximal diameter to the distal diameter, is approximately 0.05 inch 
{ HEAD ~ the proximal diameter } of the funnel like segment is { TAIL ~ approximately 0.05 inch } ; and a length of the funnel like segment , from the proximal diameter to the distal diameter , is approximately 0.05 inch
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH