obturator nerve


Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.
Related to obturator nerve: Nerve to obturator internus

obturator nerve

[′äb·tə‚rād·ər ¦nərv]
(neuroscience)
A mixed nerve arising in the lumbar plexus; innervates the adductor, gracilis, and obturator externus muscles, and the skin of the medial aspect of the thigh, hip, and knee joints.
References in periodicals archive ?
As route of entry into the vagina and mid urethral segment is very safe without jeopardizing the obturator nerve or vessel therefore reduces the risk of injury to the internal organs, i.
Bruce Ben-David et al and Macalou et al concluded that a continuous sciatic nerve block or an obturator nerve block was needed to improve analgesia with the 3-in-1 block after TKA (9, 10).
This follows the pathway of the obturator nerve and explains the patient's radicular symptoms.
The ventral branches of L2, L3 and L4 form the obturator nerve.
Our standard PLND involves the dissection and removal of lymphatic tissue from the level of the external iliac vein to the obturator nerve, extending proximally to the common iliac artery bifurcation and distal to the proximal femoral canal to include the node of Cloquet.
Spinal anesthesia blocks the motor part of the obturator nerve; however, the sensory part of the obturator nerve may not be blocked and it may cause jerks.
Recently a combination of radiography and electrical stimulator guidance successfully localized the obturator nerve prior to an ethanol block (Viel et al.
Objective: To observe the efficacy of blind obturator nerve block by Labat technique for prevention of obturator jerk during transurethral resection of bladder tumor performed under spinal anesthesia.
6] There were two cases of obturator nerve tumours arising from Schwann cells, one expressed as a pelvic tumour and the other as an ovarian tumour.
10,11) The pattern of affected muscles supported the neurolocalization of a peripheral neuropathy of the tibial and common peroneal branches of the ischiadic (sciatic) nerve as well as part of the obturator nerve.
The only meaningful sign seems to be Howship-Romberg sign, which refers to pain along the distribution of the obturator nerve caused by compression of the hernia sac,[sup][1] as exhibited in our case.