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An electronic device (Episensor) for detection of the interpleural space
C Gomar1, J De Andrés, P Caltrava
1Anesthesiology Department, Hospital Clinic i Provincial, University of Barcelona, Spain.
Regional Anesthesia
|March 1, 1991
Summary
A new electronic detector (Episensor) successfully identified the interpleural space for catheter placement in 25 patients. This technique facilitated accurate placement, leading to effective pain management post-surgery.
Area of Science:
- Anesthesiology
- Pain Management
- Surgical Procedures
Background:
- Interpleural block complications often stem from challenges in needle and catheter placement.
- A need exists for improved techniques to identify the interpleural space accurately.
Purpose of the Study:
- To evaluate the initial experience and efficacy of a novel electronic detector (Episensor) for identifying the interpleural space.
- To assess the safety and success rate of interpleural catheter placement using the Episensor.
Main Methods:
- Twenty-five patients undergoing cholecystectomy, nephrectomy, or mastectomy were enrolled.
- An interpleural catheter was placed using the Episensor device before extubation, after surgery completion.
- The Episensor, sensitive to negative pressure, was utilized for precise needle and catheter guidance.
Main Results:
- The interpleural catheter placement technique using the Episensor was successful in all 25 patients.
- Mean procedure time from needle insertion to catheter fixation was 6.3 ± 3.6 minutes.
- No pneumothorax occurred; 16% of patients reported mild chest pain during radiopaque medium injection. Good pain relief was observed over 48 hours.
Conclusions:
- The Episensor appears to be a valuable tool for facilitating interpleural anesthesia initiation.
- The technique demonstrated high success rates and a favorable safety profile, with effective postoperative pain management.
- Further research may confirm the Episensor's role in improving interpleural block procedures.