plexus

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Related to lumbar plexus: sciatic nerve, lumbar plexus block

plexus

any complex network of nerves, blood vessels, or lymphatic vessels

plexus

[′plek·səs]
(anatomy)
A network of interlacing nerves or anastomosing vessels.
(geology)
An area on a subglacial deposit that encloses a giant's kettle.

Plexus

A modular World-Wide Web server written in Perl by Tony Sanders <sanders@earth.com>. Comes with interfaces to allow many other information services to be served via the Web.

Version 3.0m 1994-07-22.
References in periodicals archive ?
Opioid-free analgesia following total knee arthroplasty--a multimodal approach using continuous lumbar plexus (psoas compartment) block, acetaminophen, and ketorolac.
Lumbar Plexus Origins: The lumbar plexus is formed from the ventral rami of L1-L3 (sometimes including T12), with a major contribution from L4.
Posterior lumbar plexus block, anatomy, approach and techniques, Reg Anaesth Pain Med 2005; 30: 143-9.
Marino et al (23) divided 225 patients undergoing total hip arthroplasty into three groups: continuous FNB, lumbar plexus nerve block and systemic opioid.
The syndrome of retroperitoneal hemorrhage and lumbar plexus neuropathy during anticoagulant therapy.
TABLE 4 Type of blocks (as a percentage of total blocks) Femoral Sciatic Lumbar plexus BTY 1 52 14 11 BTY 2 51 12 11 ATY 1 40 13 9 ATY 2 42 11 12 ATY 3/PFY 36 13 16 Regional fellow 42 14 17 Paravertebral Brachial plexus Other BTY 1 3 17 3 BTY 2 10 15 1 ATY 1 7 30 1 ATY 2 3 30 2 ATY 3/PFY 3 30 2 Regional fellow 1 24 2 BTY=basic training year, ATY=advanced training year, PFY=provisional fellowship year.
In general terms, the L2-L4 components of the lumbar plexus supply the thigh.
Today, the physicians treat eight to ten patients per week with this program that begins with the initiation of the nerve block and placement of the lumbar plexus catheter.
Potential causes have included anaesthetic techniques such as intradural anaesthesia, (2) epidural technique, lumbar plexus blocks, (3) or ilioinguinal nerve blocks.
5) The only nerve that arises from the lumbar plexus is:
Anteriorly, the rectus femoris and its fascial sheath have origins, with innervation from the lumbar plexus via the femoral nerve.