The Role of Precision Anesthesia Strategy on Perioperative Organ Protection in Hip Surgery [PASPOP]

This intervention of Combined Lumbar Plexus and Sacral Plexus Block is assigned to Nerve block anesthesia group (NA group): A combined Lumbar Plexus Block (0.33% Ropivacaine 30ml) and Sacral Plexus Block (0.33% Ropivacaine 20ml) administered as a single injection.

iliac fascial block administered as a single injection below the iliac fascial with 0.33% ropivacaine 30ml.

Spinal anesthesia was performed as a standard care of spinal anesthetic. The spinal puncture site is at L2-3 or L3-4. After the puncture needle reaches the subarachnoid space, 1% ropivacaine 0.8-2 ml, totaling 8-20mg, is injected. Depending on the center's practice, it may be replaced with an equivalent dose of bupivacaine .