Genicular Artery Embolization (GAE) for Osteoarthritic Knee Pain

Trial ID or NCT#

NCT04472091

Status

not recruiting iconNOT RECRUITING

Purpose

The objective of this investigation is to evaluate the safety of the geniculate artery embolization (GAE) procedure with HydroPearl® Microspheres in 30 patients with knee pain caused by osteoarthritis with 24 months follow-up. The GAE procedure is an arterial embolization procedure that blocks abnormal blood vessels caused be knee arthritis in order to evaluate the effect on knee pain.

Official Title

Genicular Artery Embolization for the Treatment of Moderate to Severe Osteoarthritic Knee Pain

Eligibility Criteria

Ages Eligible for Study: Older than 40 Years
Sexes Eligible for Study: All
Accepts Healthy Volunteers: No
Inclusion Criteria:
  1. 1. Provide informed consent 2. Age ≥ 40 years 3. Moderate to severe knee pain (VAS >40 mm) 4. Pain refractory to 3 months of conservative treatments, including at least one of the following: - a. Anti-inflammatory medications - b. Physical therapy - c. Intra-articular injections 5. Kellgren-Lawrence radiographic grade 1, 2, or 3 disease 6. MRI features of active synovitis (synovial thickening and/or enhancement on MRI). 7. Ineligibility or refusal of surgical management. 8. Local knee tenderness
Exclusion Criteria:
  1. 1. Rheumatoid or infectious arthritis 2. Advanced lower extremity atherosclerosis that would limit selective angiography 3. Local knee infection 4. Prior knee surgery (excluding arthroscopic/meniscal interventions) 5. Uncorrectable coagulopathy (INR>1.8, platelets<50,000/µL) 6. Iodine allergy resulting in anaphylaxis 7. Chronic renal insufficiency (serum creatinine >2 mg/dL) 8. Life expectancy less than 6 months

Investigator(s)

Andrew Picel
Andrew Picel
Interventional radiologist
Clinical Associate Professor, Radiology

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Contact

Andrew C Picel, MD
650-736-6109