| pudendal nerve | <anatomy, nerve> Formed by fibres from the ventral primary rami of the second, third, and fourth sacral spinal nerves; it exits the pelvis via the greater sciatic foramen, passes posterior to the sacrospinous ligament, and accompanies the internal pudendal artery, into the perineum via the lesser sciatic foramen; it gives off inferior rectal nerves, then courses through the pudendal canal in the lateral wall of the ischiorectal fossa, terminating as the dorsal nerve of the penis or of the clitoris. Synonym: nervus pudendus, plexus pudendus nervosus, pudic nerve. (05 Mar 2000) |
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| autonomic nerve block | Interruption of sympathetic pathways, by local injection of an anaesthetic agent, at any of four levels: peripheral nerve block, sympathetic ganglion block, extradural block, and subarachnoid block. (12 Dec 1998) |
| nerve block | Interruption of the conduction of impulses in peripheral nerves or nerve trunks by the injection of a local anaesthetic solution. (12 Dec 1998) |
| nerve block anaesthesia | Conduction anaesthesia in which local anaesthetic solution is injected about nerves, nerve trunks, or nerve plexuses. (05 Mar 2000) |
| local nerve block | Infiltration of a local anesthetic around a peripheral nerve so as to produce anesthesia in the area supplied by the nerve. (16 Dec 1997) |
| anterior scrotal branch of external pudendal artery | <anatomy, artery> Distribution, skin of anterior scrotum; anastomoses, posterior scrotal branches from internal pudendal artery. Synonym: rami scrotales anteriores arteriae pudendae externae. (05 Mar 2000) |
| posterior scrotal branch of internal pudendal artery | <anatomy, artery> Branches of perineal artery supplying skin of posterior scrotal sac. Synonym: rami scrotales posteriores arteriae pudendae internae. (05 Mar 2000) |
| pudendal | <anatomy> Of or pertaining to the pudenda, or pudendum. Source: Websters Dictionary (01 Mar 1998) |
| pudendal anaesthesia | Local anaesthesia produced by blocking the pudendal nerves near the spinal processes of the ischium; used in obstetrics. (05 Mar 2000) |
| pudendal canal | The space within the obturator internis fascia lining the lateral wall of the ischiorectal fossa that transmits the pudendal vessels and nerves. Synonym: canalis pudendalis, Alcock's canal. (05 Mar 2000) |
| pudendal cleavage | The cleft between the labia majora. Synonym: rima pudendi, fissura pudendi, pudendal cleavage, pudendal slit, rima vulvae, urogenital cleft, vulvar slit. (05 Mar 2000) |
| pudendal cleft | The cleft between the labia majora. Synonym: rima pudendi, fissura pudendi, pudendal cleavage, pudendal slit, rima vulvae, urogenital cleft, vulvar slit. (05 Mar 2000) |
| pudendal haematocele | Effusion of blood into the labium majus. (05 Mar 2000) |
| pudendal hernia | A hernia protruding through the pelvic diaphragm. Synonym: levator hernia, pudendal hernia. (05 Mar 2000) |
| pudendal sac | A pear-shaped encapsulated collection of connective tissue and fat in each labium majus. Synonym: Broca's pouch. (05 Mar 2000) |