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Development and Application of a Low-Cost Ear-Contactless Stethoscope Powered by Raspberry Pi and Python

Development and Application of a Low-Cost Ear-Contactless Stethoscope Powered by Raspberry Pi and Python as a Portable Patient-Bedside Device for COVID-19 Clinical Examination

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000033830
Enrollment
Unknown
Registered
2020-06-14
Start date
2020-06-12
Completion date
Unknown
Last updated
2020-06-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

heart failure, valvular heart disease, congenital heart disease

Interventions

Heart Failure Group:No intervine
Valvular and Structural Abnormal Group:No intervine
Healthy Group:No intervine

Sponsors

Shengjing Hospital of China Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Heart failure: NYHA Classification IV. Rales sound can be heard from the breath sound; 2. All kinds of mechanical heart disease, eg. congenital heart disease, valvular heart disease, from which the murmurs can be heard.

Exclusion criteria

Exclusion criteria: 1. Patients with heart sound weaken caused by pericardial effusion; 2. Patients with breath sound weaken caused by pleuraleffusion and pneumothorax.

Design outcomes

Primary

MeasureTime frame
Heart Sound;Breath Sound;—

Countries

China

Contacts

Public ContactChuan Yang

Shengjing Hospital of China Medical University

yangc@sj-hospital.org+86 18940258063

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 16, 2026