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Medtronic's Sphere-9 catheter shows 65.5% success in treating ventricular tachycardia at 6 months, FDA grants breakthrough status.

Market News
25 Apr 2026
PRNewsWire
View Source
Bullish
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Medtronic announced promising six-month results from its Sphere-9 catheter used to treat sustained monomorphic ventricular tachycardia (VT), with 65.5% of patients free from VT recurrence. The FDA granted the device Breakthrough Device Designation, speeding its regulatory review. Additionally, the Sphere-360 catheter showed 100% lesion durability in atrial fibrillation patients in Europe. Medtronic has also begun enrolling patients in a new trial to evaluate the Sphere-9 catheter for repeat atrial fibrillation procedures, signaling ongoing investment in expanding treatment options for cardiac arrhythmias.

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