Status:
COMPLETED
Impact of Component Design and Fixation in Total Knee Arthroplasty
Lead Sponsor:
Washington University School of Medicine
Collaborating Sponsors:
Stryker Nordic
Conditions:
Arthroplasties, Knee Replacement
Eligibility:
All Genders
18-75 years
Brief Summary
The purpose of this study is to determine implant design and determine if method of fixation cemented versus cementless results in different bone loss patterns. The investigators also want to determin...
Detailed Description
Patients who present to the clinical practices of Dr. Ryan Nunley and Dr. Robert Barrack and are suitable candidates for primary total knee arthroplasty(TKA) type assigned either cemented or cementles...
Eligibility Criteria
Inclusion
- Patients who qualify for a Primary Total knee using Triathlon Implant(thin tray) or Depuy Attune(thick tray) Implant
- 18-75 years of age
- Willing to sign informed consent
- Willing to return for all follow-up visits
Exclusion
- Patients with inflammatory arthritis
- BMI \> 40
- Patient with an active infection or suspected infection in the joint
- Patient who have undergone osteotomy
- Patients who have a previous diagnosis of osteopenia/osteoporosis or patients with weak bones and/or currently on medications to increase bone density/who have poor bone quality
- Patients who have had previous patella fracture or surgery
- Patients who have had previous knee or hip replacement surgery on the ipsilateral side
- Patients who require patellar resurfacing
- Patient with major medical/muscular/orthopedic deformities
- Unable to undergo DEXA scanning.
- Female patients of childbearing potential and an interest in getting pregnant in the future \*NOTE: Patients receiving simultaneous bilateral total knee arthroplasties are eligible. Both knees are eligible for enrollment as long as all other inclusion/exclusion criteria are met for each knee. If only one knee is eligible it will be included. Patients receiving staged bilaterals are also eligible, provided that each knee meets the inclusion exclusion criteria.
Key Trial Info
Start Date :
November 20 2017
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
November 15 2021
Estimated Enrollment :
100 Patients enrolled
Trial Details
Trial ID
NCT03272178
Start Date
November 20 2017
End Date
November 15 2021
Last Update
December 1 2021
Active Locations (1)
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1
Washington University School of Medicine
St Louis, Missouri, United States, 63110