🏛️ Verified NIH Record • Updated 2026-05-26
Analysis of Varus Collapse in Obese Patients With Stem and Non-Stem Tibial Components Following Primary Total Knee Arthroplasty (NCT06019832)
🔵 Active, Not Recruiting Observational / Diagnostic ⚙️ Medical Device Protocol Sponsor: Jacob M. Elkins
🩺 Plain-English Summary (8th-Grade Level)
The purpose of this study is to compare rates of varus collapse, aseptic loosening, and implant failure in female obese patients undergoing total knee arthroplasty (TKA) and will review the degree of influence of stemmed tibial components versus non-stemmed tibial components on varus collapse and aseptic loosening, a consequence of implant micromotion.
Who can join: Review the eligibility criteria below.
Location: Iowa Health Care Medical Center North Liberty — North Liberty, Iowa
Age range: 40 Years to 99 Years
🧪 Interventions in This Study
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- Iowa Health Care Medical Center North Liberty — North Liberty, Iowa
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.