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Plain and buffered lidocaine for neonatal circumcision
1Blodgett Memorial Medical Center, Grand Rapids, Michigan 49506, USA. charles_newton@blodgett.com
Obstetrics and Gynecology
|March 13, 1999
Summary
Buffered lidocaine did not offer a faster or more effective nerve block for neonatal circumcision compared to plain lidocaine. Pain management and complications were similar between the two anesthetic groups in this study.
Area of Science:
- Pediatric Anesthesiology
- Neonatal Pain Management
Background:
- Neonatal circumcision is a common procedure.
- Effective pain control is crucial for infant well-being.
Purpose of the Study:
- To compare the efficacy of buffered lidocaine versus plain lidocaine for neonatal dorsal penile nerve blocks.
- To assess the speed and effectiveness of anesthesia in a short timeframe.
Main Methods:
- A randomized trial involving 194 newborn males undergoing circumcision.
- Infants received either plain lidocaine or buffered lidocaine via dorsal penile nerve block.
- Objective (heart rate, oxygen saturation) and subjective (behavioral state, crying) measures were recorded.
Main Results:
- No significant differences in heart rates or oxygen saturation were observed between the groups.
- Behavioral states and crying levels were comparable across both lidocaine preparations.
- Minor bleeding was the only noted complication, occurring in both groups.
Conclusions:
- Buffering lidocaine with a buffering agent did not enhance the effectiveness or speed of anesthesia for neonatal circumcision.
- Both lidocaine formulations provided similar levels of pain relief and safety.