Inclusion Criteria:  Radiographic knee osteoarthritis (Kellgren-Lawrence grade 2-4) Knee pain of moderate intensity or greater (NRS of 4 or greater) Knee pain for 3 months or longer Persistent knee pain despite conservative treatment including oral/topical analgesics, physiotherapy, intra-articular injection with corticosteroid and/or hyaluronic acid  Exclusion Criteria:  Prior total or partial knee arthroplasty in the knee(s) to be treated Prior radiofrequency ablation treatment in the affected knee Other rheumatological or connective tissue disease(s) affecting the knee to be treated History of bleeding disorder Any psychiatric or neurologic disease (eg. dementia, brain injury, etc.) that may preclude reliable reporting of symptoms and response to treatment Pregnancy Recent treatment with intraarticular hyaluronic acid, platelet-rich plasma, or corticosteroid injections to the affected knee in the past 3 months Skin or joint infection in the knee(s) to be treated Concomitant radicular pain