{HEAD ~ A shape memory material activated device} of the present invention uses {TAIL ~ a shape memory material activator} to create a path through a shell wall of the device 
uses
{ HEAD ~ A shape memory material activated device } of the present invention uses { TAIL ~ a shape memory material activator } to create a path through a shell wall of the device
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH