NCT03723447

Who might be able to join this trial:

• You can be male or female
• You are scheduled to have a major keyhole (laparoscopic) surgery on your colon or rectum
• You are willing and able to read and sign a consent form agreeing to take part
• You have no known allergies to anaesthetic or pain-relief medications
• You are generally in good to moderate overall health, as assessed by your doctor (confirm with trial site)
• You are between 18 and 90 years old

Who may not be able to join:

• You do not wish to take part in the study
• You are under 18 or over 90 years old
• You are pregnant
• You have declined a type of local anaesthetic nerve block used in this trial
• You have a known allergy to local anaesthetic medications
• You have an infection at the area of the body where the needle for the nerve block would be inserted
• You have an infection affecting your whole body
• You have a condition that affects blood clotting or bleeding, whether identified by your medical history or a blood test
• You have liver or kidney disease (confirm with trial site)
• You regularly use opioid pain medications (such as morphine or codeine) on a long-term basis

Important: Always verify eligibility with the trial site directly before applying.