Continuous TAP Blocks: Relative Effects of a Basal Infusion vs. Repeated Bolus Doses

A transversus abdominis catheter was inserted and ropivacaine 0.2% administered as two separate bolus doses of 24 mL each: one at time point zero and one 3 hours later.

A transversus abdominis catheter was inserted and ropivacaine 0.2% administered as a continuous basal infusion (8 mL/h) from time point zero for the following 6 hours.