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Benefit of 3-D Planning in Total Hip Replacement. A Prospective Randomized Study
Sponsor: Balgrist University Hospital
Summary
In this prospective randomized four-armed study the investigators aim to compare wheter 3-D planning, which necessitates preoperative CT acquisition and sophisticated planning together with engineers, results in measurable benefits in terms of objective and subjective outcome values in a collective of patients undergoing primary total hip replacement. Hypothesis: 1. When compared to 2-D planning, 3-D planning of a THR results in better hip reconstruction, better subjective and clinical outcome and better longevity of total hip implants. 2. When compared to a non-anatomical stem, an anatomical stem allows better hip reconstruction, better subjective and clinical outcome and better longevity of total hip implants.
Key Details
Gender
All
Age Range
40 Years - 70 Years
Study Type
INTERVENTIONAL
Enrollment
133
Start Date
2012-06-01
Completion Date
2030-01-28
Last Updated
2023-08-15
Healthy Volunteers
No
Conditions
Interventions
SPS monoblock stem, Symbios
hip prosthesis
Quadra-H, Medacta
hip prosthesis
3D planning of THR
primary total-hip replacement (THR) planned on 3-dimensional images (computer tomography)
2D planning of THR
primary total-hip replacement (THR) planned on 2-dimensional images (anteroposteiros pelciv x-ray)