deltatrials
Completed OBSERVATIONAL NCT04941209

imPulse™ Una Infrasound-to-ultrasound E-stethoscope

imPulse™ Una Infrasound-to-ultrasound E-stethoscope 2-minute to Result COVID-19 Self-directed & Point-of-care Screening Test

Sponsor: Asian Institute of Public Health

Updated 5 times since 2021 Last updated: May 18, 2022 Started: Jun 11, 2021 Primary completion: Feb 28, 2022 Completion: Feb 28, 2022
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04941209, this observational or N/A phase trial focuses on COVID-19 Acute Respiratory Distress Syndrome and COVID-19 Pneumonia and remains completed. Sponsored by Asian Institute of Public Health, it has been updated 5 times since 2021, reflecting limited change activity. This study is part of the global effort to build evidence for infectious disease interventions.

Status Flow

~Sep 2021 – ~Jun 2022 · 9 months · monthly snapshotRecruiting~Jun 2022 – ~Jul 2024 · 25 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

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

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. Jun 2022 — Jul 2024 [monthly]

    Completed

    Status: RecruitingCompleted

  5. Sep 2021 — Jun 2022 [monthly]

    Recruiting

    First recorded

Jun 2021

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Asian Institute of Public Health
  • Institut de Recherche en Santé de Surveillance Epidemiologique et de Formation (IRESSEF)
  • Laboratoire de la foundation Gombes
  • Level 42 AI, Inc.
Data source: Level 42 AI, Inc.

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