30 Day Trial

Study Results: 98.8% Implant Survivorship of MicroPort Orthopedics Medial Pivot Knee

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Results of evaluation of MicroPort Orthopedics' Medial Pivot Knee demonstrated 95.0% satisfaction and 98.8% survivorship at 17 years, with patients reporting high stability and comfort during regular activity.

Study results are published in The Knee, January 2017.

Study details:

  • 325 patients with knee osteoarthritis undergoing total knee arthroplasty with the Medial Pivot prosthesis
  • All patients showed a statistically significant improvement in the Knee Society clinical rating system, Western Ontario and McMaster Universities Osteoarthritis Index and Oxford knee score
  • 94% of patients were able to perform age-appropriate activities with average knee flexion of 120°
  • 98% of patients reported relief of pain to be excellent, very good or good


At the start of 2014, Wright Medical completed its divestiture of OrthoRecon products to MicroPort Scientific, establishing MicroPort Orthopedics.  

Sources: MicroPort Orthopedics, Inc.; ORTHOWORLD Inc.