Biosense Webster

Open enrollment with a later-stage pipeline tilt

According to ClinicalTrials.gov-derived indexes, Biosense Webster sits in the top decile of US sponsors by registered trial count (#801 of 15,742 sponsors by registered trial count).

18 total trials 4 currently recruiting 12 completed later-stage tilt top decile by trial count

Biosense Webster: 18 sponsored US clinical trials, 4 recruiting.

Biosense Webster sponsors 18 registered US clinical trials on ClinicalTrials.gov, 4 of them currently recruiting, and 12 completed. 8 of these trials are in Phase 3-4 (later-stage) and 0 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Atrial Fibrillation, with 3 trials.

Top-decile sponsor footprint

Biosense Webster ranks in the top decile of sponsors by registered trial count (#801 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

C 71/100

12 of 13 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (92.3%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Open and recent trials

18 total, page 1 of 1

RECRUITING NA

A Study of VARIPULSE Catheter in Participants With Persistent Atrial Fibrillation Undergoing Pulmonary Vein and Superior Vena Cava Isolation

NCT07527299

RECRUITING NA

A Study of VARIPULSE Pulsed Field Ablation (PFA) Catheter and FARAWAVE PFA Catheter in the Treatment of Participants With Persistent Atrial Fibrillation

NCT07523750

RECRUITING NA

A Study Assessing Long-Term Safety and Effectiveness in Treatment Management of Atrial Fibrillation With VARIPULSE Catheter System

NCT07227532

RECRUITING NA

A Study of Assessment on Safety and Effectiveness of BWI Pulsed Field Ablation With OMNYPULSE Catheter for the Treatment of Paroxysmal Atrial Fibrillation (PAF)

NCT06455098

ACTIVE NOT RECRUITING NA

An Early Feasibility Study Evaluating the Safety and Efficacy of the Laminar Left Atrial Appendage Closure System in Subjects With Non-Valvular Atrial Fibrillation

NCT05565599

COMPLETED NA

A Study of the THERMOCOOL SMARTTOUCH Surround Flow (SF) Catheter With the TRUPULSE Generator for Treatment of Drug Refractory Symptomatic PAF

NCT06144632

COMPLETED NA

Assessment of Safety and Effectiveness in Treatment Management of Atrial Fibrillation With the BWI IRE Ablation System

NCT05293639

COMPLETED NA

Evaluation of QDOT MICRO™ Catheter for Pulmonary Vein Isolation in Subjects With Paroxysmal Atrial Fibrillation

NCT03775512

COMPLETED Phase 3

Safety and Effectiveness Evaluation of the Multi-Electrode Radiofrequency Balloon Catheter for the Treatment of Symptomatic Paroxysmal Atrial Fibrillation

NCT03683030

COMPLETED Phase 4

Evaluation of VISITAG SURPOINT™ Module With External Processing Unit (EPU)

NCT03624881

COMPLETED

CARTO® 3 System and Real Time Intracardiac Ultrasound

NCT01716663

COMPLETED Phase 3

THERMOCOOL® SMARTTOUCH™ Catheter for the Treatment of Symptomatic Paroxysmal Atrial Fibrillation CONTINUED ACCESS

NCT01639495

TERMINATED Phase 4

Early Ablation Therapy for the Treatment of Ischemic Ventricular Tachycardia in Patients With Implantable Cardioverter Defibrillators

NCT01557842

COMPLETED

NAVISTAR® THERMOCOOL® SF Catheter: Observational Study

NCT01585961

COMPLETED Phase 4

Selective Complex Fractionated Atrial Electrograms (CFAE) Targeting for Atrial Fibrillation

NCT00926783

COMPLETED Phase 4

Catheter Evaluation for Endocardial Ablation in Patients With Typical Atrial Flutter

NCT00318565

COMPLETED Phase 3

NAVISTAR® THERMOCOOL® Catheter for the Radiofrequency Ablation of Symptomatic Paroxysmal Atrial Fibrillation

NCT00116428

COMPLETED Phase 4

A Comparison of Antiarrhythmic Drug Therapy and Radio Frequency Catheter Ablation in Patients With Paroxysmal Atrial Fibrillation

NCT00540787

Phase Distribution

PhaseTrial count
Phase 3 3
Phase 4 5

Where Biosense Webster enrollment is open (later-stage tilt)

4 recruiting of 18 indexed (22% open); 12 completed (67%).

Phase mix: 8 late (III/IV) vs 0 early (I/II) (later-stage heavy).

Top condition: Atrial Fibrillation (3 trials), 2 others listed.

How open-pipeline share is computed

Recruiting share is recruiting_count divided by trial_count for this sponsor in the public registry export. Status can change between pulls; treat the figure as a research-attention snapshot, not product availability.

Biosense Webster: open-pipeline peers nationwide

Peers matched on 18 registered trials and 22% open enrollment, not the therapeutic-area sidebar.

Biosense Webster sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 8101214161820 0%10%20%30%40% Total trials Recruiting share Biosense WebsterADC Therapeutics S.A.Akros PharmaAO Clinical Investigation and Publishing DocumentationAO Innovation Translation CenterALX OncologyEnglewood Hospital and Medical CenterEnsysce BiosciencesHarvard University Faculty of Medicine
Biosense Webster sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

Biosense Webster sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 18 trials (± recruiting share)

Sponsors near 22% open enrollment (± trial volume)

What to do with this Biosense Webster page

18 registered trials is a research-attention snapshot, not an endorsement of Biosense Webster or any single study.

  • 4 of Biosense Webster's trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Atrial Fibrillation is the condition Biosense Webster studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Atrial Fibrillation trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Biosense Webster pipeline card: 18 registered trials from official public datasets.Report a data error.