Its device uses a high-speed jet at the tip of a catheter to wash out a clot and then vacuum it out.

FORBES: OmniSonics' Clot Buster

Despite signs of a weakening U.S. economy, aerospace component manufacturers are working flat out, machining turbine compressor blades, high-speed bearings and other parts for jet-engine and aircraftmakers.

FORBES: A Pewter Lining