Zoll Medical Corporation

Open enrollment across a mixed-phase pipeline

According to ClinicalTrials.gov-derived indexes, Zoll Medical Corporation sits in the top decile of US sponsors by registered trial count (#648 of 15,742 sponsors by registered trial count).

24 total trials 2 currently recruiting 18 completed top decile by trial count

Zoll Medical Corporation: 24 sponsored US clinical trials, 2 recruiting.

Zoll Medical Corporation sponsors 24 registered US clinical trials on ClinicalTrials.gov, 2 of them currently recruiting, and 18 completed. The most-studied condition in this pipeline is Heart Failure, with 2 trials.

Top-decile sponsor footprint

Zoll Medical Corporation ranks in the top decile of sponsors by registered trial count (#648 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

D 54/100

18 of 21 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (85.7%), 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

24 total, page 1 of 1

RECRUITING NA

Janus II Feasibility

NCT06556693

RECRUITING NA

Optimizing Beta Blocker Dosage in Women While Using the Wearable Cardioverter Defibrillator

NCT04504188

ACTIVE NOT RECRUITING NA

AED 3 Post-Approval Study

NCT05013333

COMPLETED

Mobile Cardiac Telemetry and Advanced Multi-Parameter Monitoring in PatientS Wearing a Novel Device With Biometric Based Medications Changes

NCT05505136

COMPLETED

Rapid Treatment of Shock Without Trauma

NCT05073354

COMPLETED

Mobile Cardiac Telemetry and Advanced Multi-Parameter Monitoring in Patients

NCT04754204

TERMINATED

Accuracy of Cardiac Acoustic Biomarkers Recorded by the Wearable Cardioverter Defibrillator

NCT04292405

COMPLETED NA

Benefits of Microcor in Ambulatory Decompensated Heart Failure

NCT04096040

COMPLETED NA

RapidShock Post-Approval Study

NCT04014842

COMPLETED NA

Benefits of µCor in Ambulatory Decompensated Heart Failure

NCT03476187

COMPLETED

Heart Sounds Registry

NCT03203629

COMPLETED

Heart Failure Optimization Study

NCT03016754

COMPLETED

FiO2 Closed Loop Control Ventilation

NCT02810080

COMPLETED NA

Measuring Thoracic Impedance in Hemodialysis Patients With the u-Cor Monitoring System

NCT03072732

COMPLETED

Verification of Prediction Algorithm

NCT02863666

COMPLETED NA

Heart Sounds Measurement Using the Wearable Cardioverter Defibrillator (HS-WCD) Study

NCT02825966

TERMINATED NA

Wearable Cardioverter Defibrillator in Hemodialysis Patients (WED-HED) Study

NCT02481206

COMPLETED NA

Ambulatory Post-Syncope Arrhythmia Protection Feasibility Study

NCT02188147

COMPLETED

LifeVest Wearable Cardioverter Defibrillator WEARIT-III Registry

NCT02700880

COMPLETED NA

Hospital Wearable Defibrillator Inpatient Study

NCT02122549

COMPLETED

LifeVest Trends Validation Protocol

NCT02149290

COMPLETED

Study of the Wearable Defibrillator in Heart-Failure Patients

NCT01326624

TERMINATED

LifeVest Post-CABG Registry

NCT01448005

COMPLETED NA

Circulation Improving Resuscitation Care (CIRC)

NCT00597207

What is open in the Zoll Medical Corporation pipeline

2 recruiting of 24 indexed (8% open); 18 completed (75%).

Phase labels are sparse on this sponsor index, so phase mix is not charted here.

Top condition: Heart Failure (2 trials), 7 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.

Zoll Medical Corporation: open-pipeline peers nationwide

Peers matched on 24 registered trials and 8% open enrollment, not the therapeutic-area sidebar.

Zoll Medical Corporation 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 10152025 0%10%20%30% Total trials Recruiting share Zoll Medical CorporationAcrotech BiopharmaAgenusAkebia TherapeuticsBlueprint Medicines CorporationAtlanta VA Medical CenterBeacon TherapeuticsBoston VA Research InstituteCentrexion Therapeutics
Zoll Medical Corporation 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).

Zoll Medical Corporation 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 24 trials (± recruiting share)

Sponsors near 8% open enrollment (± trial volume)

What to do with this Zoll Medical Corporation page

24 registered trials is a research-attention snapshot, not an endorsement of Zoll Medical Corporation or any single study.

  • 2 of Zoll Medical Corporation's trials are currently recruiting, check each one's own eligibility criteria before contacting a site. Browse recruiting trials
  • Heart Failure is the condition Zoll Medical Corporation studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Heart Failure 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.

Zoll Medical Corporation pipeline card: 24 registered trials from official public datasets.Report a data error.