Research Article

Motor-Sparing Neural Ablation with Modified Techniques for Knee Pain: Case Series on Knee Osteoarthritis and Updated Review of the Underlying Anatomy and Available Techniques

Table 1

Criteria for choosing the denervation method.

Thermal RFChemical neurolysis

Significant liver/renal impairment
Dysrhythmia with suboptimal control
Advanced cardiac failure (NYHA class 3 or above)
Allergy to alcohol
Patient preference
Presence of pacemaker, spinal cord stimulator, or intrathecal pump
Advanced dementia
Patient who desires a faster procedure or is intolerable to any lengthy procedure
Unavailability of RF facility
Patient preference

NYHA: New York Heart Association; RF: radiofrequency.