Ullensvang et al., "Ultrasound-guided lumbar plexus block
in volunteers; a randomized controlled trial," British Journal of Anaesthesia, vol.
Lumbar plexus blocks
produce anesthesia of most of the lumbar nerve roots and some of the sacral nerve roots.
[Effects of epidural analgesia and continuous lumbar plexus block
on functional rehabilitation after total hip arthroplasty].
Lin, "Importance of half-the-air pressure test in Shamrock lumbar plexus block
," European Journal of Anaesthesiology, vol.
A dose-finding study demonstrated that Shamrock method for lumbar plexus block
, the archetype of deep regional blocks, "might improve but not eliminate all challenges related to a deep ultrasound-guided nerve block" , and complications encountered in their study include local anesthetic systemic toxicity and epidural spread.
Lumbar plexus block
and sciatic nerve block given after identifying the landmarks and using a nerve stimulator initially set at 3 and brought down to 0.5.