Effect of Lidocaine Patch for Shoulder Pain in Laparoscopic Cholecystectomy

Ajou University School of Medicine

The primary purpose of this study is to investigate the effect of lidocaine patch on the shoulder pain score after end of surgery.

The secondary purpose of this study is to investigate the effect of lidocaine patch on the total number of analgesic request on ward.

Inclusion Criteria:

• Laparoscopic cholecystectomy under general anesthesia

Exclusion Criteria:

• Infection, trauma, or bleeding on shoulder
• Allergy to lidocaine
• Chronic pain
• Renal dysfunction
• Liver dysfunction
• Seizure
• History of shoulder surgery