New technique may help reverse paralysis.
6 February 2004

Blood clots in the brain can kill if they aren't tackled within hours.

A clot-busting corkscrew may help patients to recover after stroke. The device, which is guided through blood vessels to the brain, retrieves blobs of coagulated blood and can, in some cases, reverse paralysis.

The technique has worked for a small group of patients in a US clinical trial. Sidney Starkman from the University of California, Los Angeles and colleagues tested their method on 114 stroke patients. Sixty-one had their clots successfully removed, with 23 making