Intraarticular steroid infiltration or radiofrequency denervation appear to be a managing option for chronic function-limiting low back pain of facet origin with favorable short- and midterm results in terms of pain relief and function improvement, but improvements were similar in both groups 1).
1)
Lakemeier S, Lind M, Schultz W, Fuchs-Winkelmann S, Timmesfeld N, Foelsch C,
Peterlein CD. A comparison of intraarticular lumbar facet joint steroid
injections and lumbar facet joint radiofrequency denervation in the treatment of
low back pain: a randomized, controlled, double-blind trial. Anesth Analg. 2013
Jul;117(1):228-35. doi: 10.1213/ANE.0b013e3182910c4d. Epub 2013 Apr 30. PubMed
PMID: 23632051.