RADIOFREQUENCY LESIONING IN CHRONIC PAIN

Entry points are marked overlying the grooves at the L4, L5 and S1 level. In these grooves run the posterior primary rami of L3, L4 and L5. Another entry point is marked overlying the S1 foramen. An SMK C10 cannula with a 5 mm active tip is introduced in each entry point. ................
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