{HEAD ~ A miniature high speed intravascular blood pump} is formed as {TAIL ~ a single stage} with two rows of rotor blades and a single row of stator blades within a tubular housing 
is formed as
{ HEAD ~ A miniature high speed intravascular blood pump } is formed as { TAIL ~ a single stage } with two rows of rotor blades and a single row of stator blades within a tubular housing
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL 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