Status:

RECRUITING

Geniculate Artery Embolization for Osteoarthritis

Lead Sponsor:

University of Minnesota

Conditions:

Osteo Arthritis Knee

Arthritis

Eligibility:

All Genders

40-70 years

Phase:

NA

Brief Summary

The need for exploration of more definitive and cost effective non-arthroplasty treatments of osteoarthritis (OA) has been demonstrated by the orthopedic and health economic research. Embolotherapy o...

Detailed Description

This is a single center, two-arm, open label, pilot study to assess feasibility and safety and obtain a preliminary estimate of efficacy of geniculate artery embolization in reducing pain compared to ...

Eligibility Criteria

Inclusion

  • Between 40 - 70 years of age.
  • Unilaterally dominant symptomatic OA (bilateral radiographic OA will not exclude).
  • Symptomatically refractory of at least 3 months of medical and/or rehabilitation measures (anti-inflammatory drugs, and/or physical therapy, and/or strength conditioning, and/or intra-articular injections of the affected knee in the last 3 months).
  • Kellgren-Lawrence grade 1, 2, or 3 on radiograph of the knee
  • Willing to comply with the protocol requirements and willing to undergo non- contrast MRI during screening and at 12 months.
  • Willing to comply with regular follow up during the 12 month follow-up period.
  • Not a current candidate for partial or total knee arthroplasty.
  • WOMAC Score \>=6 in at least 2 categories.

Exclusion

  • BMI \>35 kg/m2
  • Advanced peripheral arterial disease (resting ABI \<= 0.9).
  • Known significant peripheral arterial disease precluding common femoral catheterization
  • Have smoked tobacco regularly (smoking 1 or more tobacco product(s) per week) within the last year
  • Diabetics with hemoglobin A1C of \>9%
  • Previous lower extremity embolization
  • Uncontrolled emotional disorders per patient medical history
  • Chronic pain syndrome or currently under a pain contract.
  • Anatomic variants involving the lower extremities which would increase the risk of non-target embolization
  • Renal insufficiency based on an estimated GFR\<45 ml/min who are not already on hemodialysis.
  • Abnormal INR (\>1.5)
  • Platelet count \<50x109/L.
  • Currently receiving medications for anticoagulation which cannot safely be held for the procedure and for 7 days post-procedure.
  • Known severe allergy to iodine which cannot be adequately pre-medicated
  • Pregnant or intend to become pregnant within 6 months of the procedure
  • Contraindication to drugs used for moderate sedation during interventional procedures, including Midazolam and Fentanyl
  • Life expectancy \<60 months
  • Currently enrolled or who plan to enroll in other investigations that conflict with follow-up testing or confounds data in this trial
  • Contraindications to medical and physical rehabilitative treatments of OA.
  • Advanced atherosclerosis.
  • Current or previous lower extremity fistula.
  • Rheumatoid arthritis or seronegative arthropathies.
  • WOMAC Pain Scale \< 6
  • Steroid injection in the affected joint within 3 months of screening. I- n investigator assessment, patient is not a candidate for study participation

Key Trial Info

Start Date :

February 1 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

February 1 2026

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT04456569

Start Date

February 1 2022

End Date

February 1 2026

Last Update

June 29 2025

Active Locations (1)

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1

University of Minnesota

Minneapolis, Minnesota, United States, 55455