Comparing Rectus Sheath Catheter to Epidural Post Cystectomy

Visual Analogue Score pain score

Time frame: within 4 hours post-operatively and on days 1, 2 and 3 post-operatively

Patient total intraoperative Opioid requirement

Opioid requirement will be measured in morphine equivalents and reported as such on a per patient basis and measured throughout the operation.

Time frame: Intraoperatively

Total patient fluid requirements throughout hospital admission

Measurement of individual patient fluid balance will be performed up to and including day 3 post-operatively.

Time frame: From the start of the operation to day 3 post-operatively.

Recorded evidence of hypotension

Hypotension for the purposes of this study is defined as a systolic blood pressure of less than 95.

Time frame: Until Day 3 postoperatively

Duration of post-operative ileus

Ileus will be measured by a 3 separate variables - bowel sounds, passing of flatus and opening of bowels. The post-operative day on which each of these targets is achieved for each patient will be recorded.

Time frame: This will be measured during the patients' inpatient hospital stay - usually up to a maximum of 10 days.

Time to mobilisation

Time frame: The day at which patient achieves mobilisation - usually at a maximum of 5 days post-operatively

Length of Hospital Stay