Pulsed field ablation dominated discussions and scientific sessions at Heart Rhythm 2025 in San Diego with researchers and manufacturers touting new applications in persistent atrial fibrillation, atrial flutter and addressing specific challenges for existing systems.

First quarter earnings reports from Johnson & Johnson and Abbott Laboratories provided some surprising insights into the likely hit med-tech companies will sustain with current tariffs. The main takeaway? The impact of the trade war with China is far greater than expected by most analysts.

Field Medical Inc. reaped $40 million in its series A fundraising via $20 million in new capital and conversion of $20 million in seed-round debt to support development of its next-generation pulsed field ablation technology. Field Medical’s Fieldforce ablation system targets ventricular tachycardia as its initial use, but also has a study in process for atrial fibrillation.

First quarter earnings reports from Johnson & Johnson and Abbott Laboratories provided some surprising insights into the likely hit med-tech companies will sustain with current tariffs. The main takeaway? The impact of the trade war with China is far greater than expected by most analysts.

Medtronic plc’s diabetes unit posted another win with the U.S. FDA approval of the Simplera continuous glucose monitoring sensor for use with the Minimed 780G pump system, helping the company catch up with competitors Abbott Laboratories and Dexcom Inc. Medtronic plans to begin a limited launch of the Simplera Sync in the U.S. this fall.

First quarter earnings reports from Johnson & Johnson and Abbott Laboratories provided some surprising insights into the likely hit med-tech companies will sustain with current tariffs. The main takeaway? The impact of the trade war with China is far greater than expected by most analysts.

Edwards Lifesciences Corp.’s Sapien M3 secured CE mark for its Sapien M3 mitral valve replacement system for transfemoral treatment of patients with mitral valve disease who are ineligible for surgery or transcatheter edge-to-edge repair. Sapien M3 is indicated for individuals with symptomatic moderate-to-severe or severe mitral valve regurgitation.

The new technology add-on payment for the TAG thoracic branch endoprosthesis is likely coming to an end, but the device’s manufacturer, Gore Medical Inc., petitioned CMS to reassign the procedure to a new diagnostic-related group that would more accurately reflect the costs of the related procedure.

The battle to claim the continuous glucose monitor with the longest wear time continues with Dexcom Inc.’s G7 15 Day continuous glucose monitor gaining U.S. FDA clearance on April 10 for adults with diabetes. The company said it now takes the lead with the 15-day duration, but Abbott Laboratories also offers 15 days of useful life for its Freestyle Libre 3 plus.

Boston Scientific Corp.’s up to $664 million acquisition of Bolt Medical Inc. closed just days after Bolt secured U.S. FDA 520(k) clearance for its intravascular lithotripsy (IVL) system, positioning Boston Sci to challenge Johnson & Johnson’s Shockwave IVL system, which has been the only player in the market.