U.S., June 13 -- ClinicalTrials.gov registry received information related to the study (NCT07017400) titled 'The Sacral Erector Spinae Plane Block in Total Knee Arthroplasty' on May 24.

Brief Summary: The goal of this observational study is to learn about the analgesic efficacy and postoperative recovery of two locoregional anesthesia combinations in patients > 18 years (ASA I-III), scheduled for unilateral TKA under spinal anesthesia with expected hospitalization > 24 hours:

* ACB + sacral ESP block

* ACB + iPACK block

The main question it aims to answer is: Does the ACB + sacral ESP block combination produce effective postoperative recovery and analgesic effect?

Participants already taking ACB + sacral ESP block as part of their regu...