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Completed No phase listed Observational

imPulse™ Una Full-spectrum, Over Clothing E-stethoscope

ClinicalTrials.gov ID: NCT04556149

Public ClinicalTrials.gov record NCT04556149. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 19, 2026, 1:23 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

SARS-CoV-2/COVID-19 Study of the Audible and Inaudible Vibroacoustic E-stethoscope - imPulse™ Una

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study generates robust clinical data to train ML/AI algorithms of the Sponsor's imPulse™ Una full-spectrum e-stethoscope for digital diagnostic feature synthesis of symptomatic SARS-CoV-2/COVID-19 biosignatures for rapid and accurate mass screening.

Study identification

NCT ID
NCT04556149
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Lead sponsor
Level 42 AI, Inc.
Industry
Enrollment
34 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 90 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Oct 1, 2020 (Actual)
Primary completion
Dec 2, 2020 (Actual)
Completion
Dec 2, 2020 (Actual)
Last update posted
Dec 21, 2020

2020

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Johns Hopkins School of Medicine Baltimore Maryland 21287-5554 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04556149, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 21, 2020 · Synced Oct 19, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04556149 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →