A Pilot Study to Evaluate the Contribution of the Saphenous Nerve in Ankle Pain of Patients With Degenerative Joint Disease of the Ankle


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Jacksonville, Florida: 09-007710
    NCT ID: NCT01716650
    Sponsor Protocol Number: 09-007710

About this study

To assess the pain scores before and after saphenous nerve block placement in patients with degenerative joint disease of the ankle.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria:

  • Patients evaluated with osteoarthritis who are surgical candidates for ankle fusion or total ankle replacement.
  • Registered patients at Mayo Clinic in Florida with scheduled visit to see Dr.Whalen

Exclusion Criteria:

  • Patients with lower extremity diabetic neuropathy
  • History of prior trauma of ankle with residual nerve injury
  • Current medication of pregabalin or gabalin
  • Allergy to lidocaine

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status

Jacksonville, Fla.

Mayo Clinic principal investigator

Steven Clendenen, M.D.

Closed for enrollment


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