# Waveform and Spectral Characteristics of Perioperative Wheezing

> **NCT04873882** · — · UNKNOWN · sponsor: **University of Virginia** · enrollment: 40 (estimated)

## Conditions studied

- Respiratory Sounds
- Thoracic Surgery

## Interventions

- **DEVICE:** Acoustic ventilation

## Key facts

- **NCT ID:** NCT04873882
- **Lead sponsor:** University of Virginia
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-12-16
- **Primary completion:** 2021-08-27
- **Final completion:** 2021-08-27
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2021-05-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04873882

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04873882, "Waveform and Spectral Characteristics of Perioperative Wheezing". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04873882. Licensed CC0.

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