Use of Cooled Radiofrequency for the Treatment of Hip Pain Associated With OA of the Hip Compared to Intra-articular Steroid Injections

Inclusion Criteria:

- Subjects presenting with radiographic evidence of hip OA and demonstrating hip pain
for at least 30 days will be targeted. Radiographic evidence of hip OA is defined as
Kellegran-Lawrence grade 2-4

- Not an operative candidate as per RI joint replacement surgeon OR

- Subjects who do not desire joint replacement surgery after consultation with RI joint
replacement surgeon

- Male or non-pregnant female older than 18 years of age

- willing and able to sign the IRB-approved informed consent document.

Exclusion Criteria:

- Any steroid injection in hip within 90 days

- Local infection at injection site or active systemic infection

- Anticoagulation status with inability to discontinue medication for appropriate
duration for nerve blocks and RFA given proximity to major artery. (No anticoagulation
contraindications for joint injection)

- AICD with inability to utilize magnet for RFA per treating cardiologist

- Body habitus does not allow for placement of longest needles and electrodes
(approximately 15cm) to successfully administer treatment

- Allergy or severe renal impairment precluding iodionated contrast or magnavist
injection despite standard premedication protocol