Use of Electronic Auscultation in Full Personal Protective Equipment to Detect Ventilation Status in Selective Lung Ventilation: A Randomized Controlled Trial.
Tzu-Jung Wei, Ping-Yan Hsiung, Jen-Hao Liu...
https://pubmed.ncbi.nlm.nih.gov/35265648/Actively Recruiting
Led by Taipei Veterans General Hospital, Taiwan · Updated on 2025-12-12
30
Participants Needed
1
Research Sites
30 weeks
Total Duration
Researchers are evaluating continuous breath sound monitoring during elective surgeries under general anesthesia using electronic stethoscope sensors. The study aims to determine if this monitoring can provide useful real-time information for respiratory management, help anesthesiologists detect abnormal breathing early, and improve safety during surgery. It is a prospective observational study involving 30 adult patients scheduled for elective surgery with general anesthesia. Participants will have electronic stethoscope patches placed on their chest before anesthesia induction. These sensors will continuously record breath sounds throughout the surgery, synchronized with standard monitoring data like respiratory rate, tidal volume, capnography, pulse oximetry, and hemodynamic parameters. The recordings will be analyzed to identify abnormal respiratory patterns and evaluate the feasibility of integrating this technology into routine perioperative care. During the study, participants will undergo continuous breath sound recording with no therapeutic intervention. Researchers will assess the accuracy of the electronic monitoring, compare detected respiratory events with clinical observations, and evaluate device performance and user feasibility after surgery. The total participation involves the surgery period and immediate postoperative evaluation, aiming to create foundational data for future respiratory monitoring tools in anesthesia care.
CONDITIONS
Analysis of Breath Sounds During Surgery
H
Hui-Hsuan Ke, MD
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Taipei Veterans General Hospital, Taiwan
Lead Sponsor
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - During surgery (from anesthesia induction until emergence)
Electronic stethoscope patches are placed on the chest to continuously record breath sounds throughout the surgery under general anesthesia. Standard monitoring data are also collected simultaneously.
1 surgical visit
Duration - Immediately after surgery
Researchers evaluate device performance, user feasibility, and analyze breath sound data collected during surgery.
1 postoperative visit
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
1
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https://pubmed.ncbi.nlm.nih.gov/9451573/H A Mansy, C J O'Connor, R A Balk...
https://pubmed.ncbi.nlm.nih.gov/15865129/Taipei Veterans General Hospital, Taiwan
Lead Sponsor