Skip to content

Acoustic sound analysis of biological sound to evaluate swallowing function and aspiration risk using electronic auscultation system.

Acoustic sound analysis of biological sound to evaluate swallowing function and aspiration risk using electronic auscultation system.

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCTs062250040
Enrollment
40
Registered
2025-07-23
Start date
2025-07-23
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Patients with neurological disease with dysphagia. Aspiration pneumonia, Dysphagia

Interventions

Use a respiratory sound monitoring device (unapproved medical device) and electronic stethoscope (unapproved medical device) for swallowing evaluation.
Videofluorography

Sponsors

Shimizu Yoshitaka
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients with dysphagia due to neurological disease who fulfil the following criteria. 1. Patients aged 18 years or older at the time of obtaining consent. 2. Patients with dysphagia below FOIS level 5. 3. Patients with neurological diseases. 4. Patients with free written consent.

Exclusion criteria

Exclusion criteria: 1. Pregnant women or individuals planning to become pregnant. 2. Anyone deemed unsuitable for the study by the principal investigator or subinvestigat. 3. Individuals considered appropriate for exclusion by the overseeing physician. 4. Patients who have had cerebrovascular disease within the past three months. 5. Patients receiving treatment for head and neck cancer, or those with a history of such treatment or surgery. 6. Employees of the investigators or institutions directly involved in this or other clinical research, as well as family members of such employees or investigators.

Design outcomes

Primary

MeasureTime frame
l1) Adventitious sound index by swallowing movements 2) Adventitious sound index by residual pharyngeal 3) Swallowing contrast findings

Secondary

MeasureTime frame
1) Clinical findings and signs, various blood test data 2) Comparison between chest image evaluation and alveolar sounds acquired by electronic stethoscope

Contacts

Public ContactKana Oue

Hiroshima University Hospital

owen-0428@hiroshima-u.ac.jp+81-82-257-5733

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026