Effectiveness of Aerosol Filtration by Mechanical Filter, Electrostatic Filter, and Electrostatic Filter with Heat Moisture Exchanger in Healthy volunteers Nebulized with Normal Saline

Phase 1

• Conditions: Filters' effectiveness; mechanical filter; electrostatic filter; Electrostatic Filter with Heat Moisture Exchanger; particle number

• Registration Number: TCTR20220729002
• Lead Sponsor: Department of Anesthesiology

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2022-07-29
• Study Completion: 2023-01-31
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: nknown
• Sex: All
• Target Recruitment: 48

Inclusion Criteria

age 20-65 years old
healthy (ASA I-II)
consented

Exclusion Criteria

respiratory symptoms
respiratory diseases (COPD, asthma)
pregnancy
cardiovascular diseases
allergic to normal saline
consent withdrawn

Study & Design

• Study Type: Interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
number of particles every 1 minute until 5 minutes particle counter device

Secondary Outcome Measures

Name	Time	Method
Resistance across filter every 1 minute until 5 minutes Anesthetic machine