French tech repairs Mick Jagger’s heart

Simple heart valve replacement surgery invented in France has got Mick Jagger back on his feet.

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His heart illness forced the Rolling Stones to postpone a tour of the US and Canada.

Transcatheter aortic valve replacement surgery, invented by Alain Cribier of Rouen University Hospital, avoids the need for open-heart surgery.

It is less invasive and the band hope 75-year-old Jagger can tour again later this summer.