Transcutaneous radio-frequency destruction of the obturator nerve in coxarthrosis

Akatov O.V., Dreval O.N.

(Russian Medical Academy of Postgraduate Education, Moscow, Russia)

Transcutaneous radio-frequency destruction of the obturator nerve at a place of its going out from the small pelvis is a method of surgical treatment, suggested by us with the purpose of interruption of pain impulses from a hip joint in coxarthrosis.

The operation was performed under local anesthesia in an X-ray operating room. TIC radio-frequency electrode (Radionics) was inserted up to the obturator groove of the pubic bone transcutaneously. Destruction of the obturator nerve in the obturator canal was performed at 80 C and an exposure of 120 seconds.

Our new method, having almost no contraindications, was used 52 times in 48 patients (18 males and 30 females), aged 47-74. The operation was performed on both sides in 4 cases. A period of postoperative follow-up was up to 2.5 years. The effect was as follows: