Blood in a bag on a Hemosep machine
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Pioneering technique sees body's 'spilled' blood being reused

Bioengineers at Strathclyde University have developed a pioneering technique to recover the blood spilled during major operations.

The process will make it easier for patients to get their own blood back and reduce the risks and costs of transfusions.

Hemosep is now vying for a slice of a multi-billion dollar worldwide market.

BBC Scotland's science correspondent Kenneth Macdonald has this report which is not for the squeamish.