Related Experiment Videos
Intrathecal fentanyl for post-thoracotomy pain
G Sudarshan1, B L Browne, J N Matthews
1Department of Cardiothoracic Anaesthesia, Freeman Hospital, Newcastle upon Tyne.
British Journal of Anaesthesia
|July 1, 1995
Summary
Intermittent intrathecal fentanyl provided faster and superior pain relief for patients after thoracotomy surgery. This effective analgesia did not increase the risk of respiratory depression.
Area of Science:
- Anesthesiology
- Pain Management
- Thoracic Surgery
Background:
- Post-thoracotomy pain is a significant clinical challenge.
- Effective pain management is crucial for patient recovery and respiratory function.
- Opioid-sparing strategies are desirable to minimize side effects.
Purpose of the Study:
- To evaluate the efficacy of intermittent intrathecal fentanyl for post-thoracotomy pain relief.
- To compare pain scores, morphine consumption, and respiratory function with placebo.
- To assess the safety profile, specifically respiratory depression.
Main Methods:
- Double-blind, placebo-controlled study with 30 thoracotomy patients.
- Randomized allocation to intrathecal fentanyl or saline via lumbar microspinal catheters.
- All patients received patient-controlled analgesia (PCA) morphine.
- Pain scores (VAS), morphine use, and peak expiratory flow rates (PEFR) were monitored hourly.
Main Results:
- Intrathecal fentanyl demonstrated a significantly faster onset of analgesia (VAS at 1h: 0.9 vs. 6.3).
- Lower pain scores at rest, on cough, and on movement were observed with fentanyl.
- Consistently higher PEFR values were recorded in the intrathecal fentanyl group.
- No instances of early or delayed respiratory depression were reported.
Conclusions:
- Intermittent intrathecal fentanyl is an effective method for managing post-thoracotomy pain.
- It provides rapid and sustained analgesia with improved respiratory function.
- This approach offers a safe alternative for pain management, avoiding respiratory depression.