Symplicity Spyral renal denervation system Medtronic
The Symplicity Spyral renal denervation system delivers energy to the nerves leading to the kidneys, which help regulate blood pressure. [Image courtesy of Medtronic]

Medtronic (NYSE:MDT) today said its Symplicity Spyral renal denervation (RDN) system demonstrated durable, clinically significant blood pressure reductions through three years for patients on medication.

It’s the latest development out of Medtronic’s Spyral HTN-ON MED trial testing the company’s RDN catheter system, which delivers radiofrequency energy to overactive nerves near the kidneys that cause high blood pressure. Medtronic released the results in The Lancet and at the American College of Cardiology’s 71st Annual Scientific Session.

“For the first time, we now have randomized data that demonstrates that in a typical patient population — hypertension patients who are on anti-hypertensive medications and treated with RDN — we are seeing the continued, long-term blood pressure lowering effect,” Dr. Felix Mahfoud, cardiologist at Saarland University Hospital and a member of the SPYRAL HTN executive committee, said in a news release. “Lowering blood pressure can have meaningful clinical results for patients, including a decrease in the risk of cardiovascular events.”

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