deltatrials
Completed OBSERVATIONAL NCT03203629

Heart Sounds Registry (HEARIT-Reg)

Heart Sounds Registry In Patients Using The Wearable Cardioverter Defibrillator (HEARIT-Registry) Study Protocol

Sponsor: Zoll Medical Corporation

Updated 17 times since 2017 Last updated: Apr 22, 2021 Started: Jun 5, 2017 Primary completion: Jan 30, 2020 Completion: Mar 16, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Heart Failure; With Decompensation, this trial is completed. The trial is conducted by Zoll Medical Corporation and has accumulated 17 data snapshots since 2017. Cardiovascular trials of this type often inform treatment guidelines for long-term patient management.

Status Flow

~Aug 2017 – ~Mar 2018 · 7 months · monthly snapshot~Mar 2018 – ~Apr 2018 · 31 days · monthly snapshot~Apr 2018 – ~Jun 2018 · 2 months · monthly snapshot~Jun 2018 – ~Jul 2018 · 30 days · monthly snapshot~Jul 2018 – ~Feb 2019 · 7 months · monthly snapshot~Feb 2019 – ~May 2019 · 3 months · monthly snapshot~May 2019 – ~Aug 2019 · 3 months · monthly snapshot~Aug 2019 – ~Nov 2019 · 3 months · monthly snapshot~Nov 2019 – ~Feb 2020 · 3 months · monthly snapshot~Feb 2020 – ~Apr 2020 · 2 months · monthly snapshot~Apr 2020 – ~Jan 2021 · 9 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~May 2021 · 3 months · monthly snapshot~May 2021 – ~Jul 2024 · 38 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshot~Sep 2025 – present · 10 months · monthly snapshot

Change History

17 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. May 2021 — Jul 2024 [monthly]

    Completed

    Status: Active Not RecruitingCompleted

  5. Feb 2021 — May 2021 [monthly]

    Active Not Recruiting

Show 12 earlier versions
  1. Jan 2021 — Feb 2021 [monthly]

    Active Not Recruiting

  2. Apr 2020 — Jan 2021 [monthly]

    Active Not Recruiting

  3. Feb 2020 — Apr 2020 [monthly]

    Active Not Recruiting

  4. Nov 2019 — Feb 2020 [monthly]

    Active Not Recruiting

    Status: RecruitingActive Not Recruiting

  5. Aug 2019 — Nov 2019 [monthly]

    Recruiting

  6. May 2019 — Aug 2019 [monthly]

    Recruiting

  7. Feb 2019 — May 2019 [monthly]

    Recruiting

  8. Jul 2018 — Feb 2019 [monthly]

    Recruiting

  9. Jun 2018 — Jul 2018 [monthly]

    Recruiting

  10. Apr 2018 — Jun 2018 [monthly]

    Recruiting

    Phase: NANone

  11. Mar 2018 — Apr 2018 [monthly]

    Recruiting NA

  12. Aug 2017 — Mar 2018 [monthly]

    Recruiting NA

    First recorded

Jun 2017

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Zoll Medical Corporation
Data source: Zoll Medical Corporation

For direct contact, visit the study record on ClinicalTrials.gov .