Physical Therapy and Rehabilitation Science

  • Orthopedic Gait Analysis Laboratory


    01421 John Pappajohn Pavilion (JPP)
    (319) 384-6893

    The 750 square foot facility is located within University of Iowa Hospitals and Clinics. It is adjacent to Sports Medicine, Rehabilitation Therapies (PT), and Orthopaedic Surgery. The laboratory is used for both research and clinical testing.


    Yack Lab Personnel

    Clinical Services

    • 3-D Gait Analysis with motion and force data
      • Pre-surgical and Post-surgical Treatment Planning in Pediatric Cerebral Palsy
      • Biomechanical Analysis of Runners
    • Biomechanical Training with Real-Time Feedback capabilities
    • Biomechanical assessment of feet with Plantar Pressure Analysis
    • Motor control assessment with EMG Monitoring during gait
    • Global Gait Assessment (Temporal and Spatial Analysis) with Computerized Gait Mat

    Research Projects

    • Biomechanical Factors of Impingement in Total Hip Replacement, in collaboration with Dr. Callaghan
    • Optimizing Mobility in Elders with Knee Osteoarthritis: Gait and Power Training, in collaboration with Dr. Segal
    • Strengthening and Real-Time Feedback in Runners with Anterior Knee Pain, in collaboration with Sports Medicine

    Sources of Funding

    • Children's Miracle Network (CMN)
    • National Institutes of Health
    • U.S. Department of Veterans Affairs

    Basic Equipment

    • 9 camera OPTOTRAK Motion Analysis System
    • Two Kistler Force Platforms
    • Eight-Channel EMG Telemetry System
    • Gaitway Instrumented Treadmill with Force Plate
    • Pedar-Foot Pressure Mapping System