End-on Versus Parallel Radiofrequency Lesioning for Neurotomy of the Cervical Medial Branch Nerves

"Intervention type: RF nerve lesioning at 80-85 degree Celsius for 90 seconds Intervention name: Straight sharp conventional (SIS's technique)~Intervention description:~Technique as described in the SIS Practice Guidelines for parallel lesioning cannulae placement"

"Intervention type: RF nerve lesioning lesioning at 80-850 Celsius for 90 seconds Intervention name: End-on placement of the multitined trident cannulae~Intervention description:~Patient in lateral position, targeting joint position between the inferior C2 and superior C3 facets, the middle of the facet pillars for the third to fifth cervical levels, and the superior part of the sixth and seventh cervical facets."