# Accuracy of Cardiac Acoustic Biomarkers Recorded by the Wearable Cardioverter Defibrillator

> **NCT04292405** · — · TERMINATED · sponsor: **Zoll Medical Corporation** · enrollment: 60 (actual)

## Conditions studied

- Heart Failure

## Interventions

- **DEVICE:** Wearable Cardioverter Defibrillator

## Key facts

- **NCT ID:** NCT04292405
- **Lead sponsor:** Zoll Medical Corporation
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2020-01-23
- **Primary completion:** 2025-09-30
- **Final completion:** 2025-09-30
- **Target enrollment:** 60 (ACTUAL)
- **Why stopped:** Unable to enroll suitable subjects
- **Last updated:** 2025-10-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04292405

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04292405, "Accuracy of Cardiac Acoustic Biomarkers Recorded by the Wearable Cardioverter Defibrillator". Retrieved via AI Analytics 2026-07-18 from https://api.ai-analytics.org/clinical/NCT04292405. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*