Bassett Collection Large Image - Lane Medical Library, Stanford University Medical Center

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For additional information regarding use and permissions, please contact Dr. Drew Bourn at dbourn@stanford.edu.

Dissection of female pelvis froma lateral approach

Pudendal nerve and branches in situ

The course of the pudendal nerve is shown in this close-up view of the pudendal canal.

1 .	Ischial spine
2 .	Position of coccyx (covered by ligaments)
3 .	Pudendal nerve (passing through lesser sciatic foramen; inferior rectal nerve lying medially is shown in view 159-4)
4 .	Sacrotuberous ligament
5 .	Upper pointer: Dorsal nerve of clitoris (in pudendal canal) Lower pointer: Perineal nerve
6 .	Upper pointer: Obturator fascia Lower pointer: Periosteum
7 .	Posterior labial nerves
8 .	Anus
9 .	Major vestibular gland
10 .	Vestibular bulb
11 .	Upper pointer: Crus of clitoris Lower pointer: Intermediate part and commissure of vestibular bulb
12 .	Labium minus
13 .	Internal pudendal artery and vein (in pudendal canal)
14 .	Branch of pudendal nerve passing to region of mons pubis
15 .	Obturator internus muscle (remnant of origin of muscle, cut across)
16 .	Acetabulum
17 .	Obturator nerve (in obturator canal)
18 .	Femoral vein
19 .	Superior pubic ramus (area of origin of pectineus muscle)
20 .	Levator ani muscle
21 .	Body of pubic bone (partially resected)
22 .	Inferior pubic ramus
23 .	Suspensory ligament of clitoris
24 .	Dorsal nerve of clitoris
25 .	Dorsal artery of clitoris
26 .	Body of clitoris
27 .	Glans of clitoris