During laparoscopic surgery, the abdomen is inflated with carbon dioxide for abdominal imaging and increased intraabdominal pressure affects intraabdominal structures and abdominal wall.

The investigators aimed to investigate the effects of pneumoperitoneum administered during laparoscopic cholecystectomy on abdominal wall oxygenation and postoperative pain scores.

Inclusion Criteria:

• Patients who were in the American Society of Anesthesiologists (ASA) I-III class
• Underwent laparoscopic cholecystectomy

Exclusion Criteria:

• Previous surgeon surgeon
• Local anesthetic allergy,
• Bleeding is a diathesis disorder
• Mental impairment,
• Allergic to the drugs used,
• Patients who are not reluctant to participate in the study,
• Presence of infection in the block area,
• Patients whose body mass index is over 30

investigator