Yesterday, Medtronic, the world’s largest maker of implanted heart defibrillators, announced that it was urging doctors to stop using an electrical wire known as Sprint Fidelis, which connects the heart to a defibrillator. A defibrillator is a device which shocks the heart back into normal rhythm should it falter. The wire is prone to a defect that has resulted in malfunctions in hundreds of patients and may have contributed to five deaths.
There are an estimated 235,000 patients with the Fidelis. Such a malfunction can
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