Press Release

CardioFocus Announces Late-Breaking Data at AF Symposium 2026 and Expands Pulsed Field Ablation Clinical Programs

MARLBOROUGH, Mass.–(BUSINESS WIRE)–#AFSymposium2026–CardioFocus, Inc., a medical device company dedicated to advancing pulsed field ablation (PFA) treatment for cardiac arrhythmias, announced major advancements across its PFA portfolio.


OptiShotโ„ข โ€“ Unique single shot PFA balloon catheter for pulmonary vein isolation (PVI):

  • Late-breaking clinical presentation of first-in-human (FIH) data from the VISION AF trial by Dr Vivek Reddy on February 5 at the 2026 AF Symposium in Boston
  • Initiation of site recruitment for OptiWave global IDE study

QuickShotโ„ข Navโ€“ Large-area focal PFA map-and-ablate catheter for complex arrhythmias:

  • Live case with magnetic tracking on February 6 presented by Dr Ante Aniฤ‡ at the 2026 AF Symposium in Boston
  • Expansion of sites for the ongoing Quick AF CE Mark pivotal study
  • Initiation of site recruitment for the QuickWave global IDE study

CardioWaveโ„ข โ€“ Next-generation modular PFA generator

  • Running all CardioFocus clinical projects and can support focal, large area focal, regional, and single shot catheter systems for current and future PFA requirements
  • Demonstrated compatibility across all major mapping and navigation systems
  • Compact design to accommodate all EP lab configurations

โ€œThese milestones reflect a dedication to patient safety, outcomes, and pulsed field waveform science, along with steady execution and strong investigator engagement,โ€ said Steve Ogilvie, Chief Executive Officer of CardioFocus.

โ€œOur teams and clinical partners are moving quickly to advance our unique PFA portfolio, and AF Symposium represents a key opportunity to share our progress, highlight new data, and engage with sites interested in participating in the next phases of our clinical programs.โ€

The Quick AF CE Mark phase โ€“ evaluating QuickShot Nav with CardioFocusโ€™ next-generation CardioWave PFA System โ€“ began in November 2025 at KBC Split in Split, Croatia and recently expanded to include Homolka Hospital in Prague, Czechia and St. Anneโ€™s University Hospital in Brno, Czechia. Investigators at Homolka successfully performed the first fluoroless PVI+ procedures using QuickShot, underscoring workflow flexibility and the systemโ€™s ability to integrate seamlessly with multiple mapping and navigation systems, including EnSiteโ„ข X, OPAL HDxโ„ข, and CARTOโ„ข 3.

At the AF Symposium 2026, scientific momentum at the meeting will be highlighted by a late-breaking clinical presentation of FIH acute and remapping data from the VISION AF trial evaluating endoscopically guided PVI with the OptiShot PFA balloon catheter. Additionally, CardioFocus will be collaborating with electrophysiologists from around the world to focus on site recruitment for its upcoming global IDE studies evaluating QuickShot and OptiShot with the CardioWave System.

On February 5 at 5:10 PM, Dr. Vivek Reddy will present:

โ€œVisually-Guided Pulsed Field Ablation for Durable Pulmonary Vein Isolation: First-in-Human Acute & Chronic Remapping Results of VISION-AF.โ€

โ€œThe VISION AF data provides important early insights into how direct visualization of tissue contact may contribute to durable pulmonary vein isolation with PFA,โ€ said Dr. Vivek Reddy.

โ€œFirst-in-human acute and chronic remapping results are a critical step in evaluating lesion durability, and these findings help inform how visually guided PFA may contribute as the field continues to advance.โ€

In addition, CardioFocusโ€™ PFA technology will be featured in a case presentation on February 6, showcasing PVI+ ablation guided by the VERAFEYEโ„ข 2D/4D Cardiac Visualization System manufactured by LUMA Vision, performed by Ante Aniฤ‡, MD, KBC Split in Split, Croatia. The case will demonstrate the magnetic integration and tracking capabilities of the QuickShot Nav catheter.

Together, these clinical, scientific, and integration milestones reflect CardioFocusโ€™ differentiated approach to PFA โ€” incorporating waveform design, catheter engineering, contact detection and advanced visualization to support confident lesion delivery and durable outcomes.

About CardioFocus, Inc.

Headquartered in Marlborough, MA, CardioFocus is a medical device innovator and manufacturer dedicated to advancing ablation treatment for cardiac disorders such as atrial fibrillation, the most common heart arrhythmia. For more information, visit CardioFocus.com.

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Media Relations

Pete Bell, [email protected]

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