{TAIL ~ A device} has a proximate end connected to {HEAD ~ the first channel} and a distal end connected to a support such that the assembly depends from the support 
{ TAIL ~ A device } has a proximate end connected to { HEAD ~ the first channel } and a distal end connected to a support such that the assembly depends from the support
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH