Medtronic leads $37M investment in CoreMap’s AFib mapping tech

July 30, 2026 - 19:06

Medical device giant Medtronic has taken the lead in a $37 million funding round for CoreMap, a company developing advanced mapping technology for atrial fibrillation. The investment signals a growing focus on improving treatment for the most common heart rhythm disorder, which affects millions of patients worldwide.

CoreMap's flagship technology was invented by Dr. Peter Spector, a practicing electrophysiologist. The system uses advanced electrodes to visualize details of AFib that are typically missed by other mapping systems. Standard approaches often struggle to capture the chaotic and fleeting electrical signals that drive the condition, leaving doctors with an incomplete picture during procedures.

The new technology aims to give physicians a clearer view of the underlying sources of AFib, potentially leading to more targeted and effective ablation treatments. By identifying specific problem areas in the heart's electrical system, doctors may be able to reduce the need for repeat procedures and improve long-term outcomes for patients.

Medtronic's involvement is notable because the company already has a strong presence in the cardiac ablation market. The investment suggests the company sees CoreMap's approach as a strategic complement to its own portfolio. The funding will likely be used to support further clinical studies and regulatory clearances, moving the technology closer to widespread use in hospitals and clinics.