Turbine flow design has changed little since their invention in the eighteenth and nineteenth centuries due to the simplicity and power of these devices to extract energy from the movement of a ...

The Horton High-Efficiency, Hybrid-Flow (HEHF) fans, the company says, combine the best features of axial-, mixed- and radial-flow technology, and are specifically designed to engage more of the ...

In two interim analyses of this trial, patients with advanced heart failure who were treated with a fully magnetically levitated centrifugal-flow left ventricular assist device were less likely to ...