The U.K.’s National Institute for Health and Care Excellence (NICE) recommends the use of pulsed field ablation as an option to treat NHS patients with atrial fibrillation. NICE said evidence shows the procedure reduces atrial fibrillation and its symptoms, increases quality of life in the short term and raises no major safety concerns.

Boston Scientific Corp. gained a second U.S. FDA approval for its Farapulse pulsed field ablation catheter, expanding its use into drug-refractory, symptomatic persistent atrial fibrillation (AF) in addition to its existing approval for paroxysmal AF. The expanded indication marks the first of several regulatory approvals the company expects in the coming months.

Field Medical Inc. continues to reap funding from investors for its pulsed field ablation (PFA) system with a $35 million oversubscribed series B financing round. With treatment of atrial fibrillation already upended by PFA technology, Field sees ventricular tachycardia as a fertile new territory for transformation.

Lunit Inc. reported a new collaboration with Microsoft Corp. July 2 to jointly develop medical AI programs accessible on Microsoft’s Azure cloud platform.

The final Medicare coverage memo for transcatheter edge-to-edge repair for tricuspid valve regurgitation largely replicates the April 2025 draft, but cardiology centers will not have to bring an electrophysiologist to the patient’s care team to be permitted to practice these devices.

Kardium Inc. raised C$340 million (US$250 million) in an oversubscribed financing round to support commercialization of its Globe pulsed field ablation system for atrial fibrillation. Notably, the financing included an equity investment by an unnamed leading strategic investor. Kardium could receive U.S. FDA approval as early as this quarter and plans to launch Globe in the U.S. this year.

Medtronic plc received a CE mark for its Vitalflow extracorporeal membrane oxygenation (ECMO) system, which provides temporary support for the heart and lungs in critically ill patients in intensive care units (ICU). The company said the Vitalflow ECMO system represents a ‘new paradigm’ in ECMO therapy as it is designed to simplify ICU operations and brings performance, ease of use and adaptability to the forefront of patient care.

Aortic valve repair and replacement continue to grab attention appropriate for the number of people affected, but the heart’s other three valves are finally gaining some respect as med-tech companies and analysts recognize the size of the potential total addressable market.

Deski SAS raised $6 million in a seed round to support the launch of its cardiac imaging software, Heartfocus, in the U.S. The AI-driven heart exam tool helps health care professionals perform echocardiograms from any ultrasound probe to enable the early detection of heart disease.

Chinese researchers are preparing the details for the publication of another scientific milestone, the creation of a chimera with a human heart and a kidney developed from human stem cells in pig embryos.