Therapeutic Efficacy of Ultrasound-Guided High-Voltage Long-Duration Pulsed Radiofrequency for Pudendal Neuralgia

Figure 4

Anatomical study of the pudendal nerve in cadavers. (a) Pudendal nerve and its adjacent tissues. (b) Pudendal nerve and its branches of a male cadaver (dissection of the sacrotuberous ligament). (c) Pudendal nerve and its adjacent tissue in a female cadaver. STL: sacrotuberous ligament; SSL: sacrospinous ligament; IPA: internal pudendal artery; IGA: inferior gluteal artery; PN: pudendal nerve; SN: sciatic nerve; D: dorsal nerve of the penis; P: perineal nerve; R: inferior rectal nerve.

(a)

(b)

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