TQL-block for Laparoscopic Hemicolectomy

30 mL ropivacaine 0,375% administered on each side as bilateral TQL blocks

Every six hours postoperative, all patients are administered 1 g of acetaminophen.

PCA-pump with IV-Morphine. 5 mg administered per bolus. Lock-out time and max. dosage standardized.

intravenously administered morphine via PCA-pump

30 ml saline 0,375% administered on each side as bilateral TQL blocks

On the day of surgery, postop day 1+2 and day 10-14, all patients will have blood samples taken for immunological analysis

On the day of surgery, postop day 1+2 and day 10-14, all patients are asked to fill out a short questionaire.

Before surgery, and 3, 6 and 24 hours postop. All patients are tested for orthostatic hypotension.