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Technological Innovation in Total Knee Arthroplasty: Navigation, Robotics, and Customization
Marcus Vinicius Malheiros Luzo1, Marcio de Castro Ferreira1, Alexandre Barbieri Mestriner1
1Knee Surgery Group, Department of Orthopedics and Traumatology, Escola Paulista de Medicina, Universidade Federal de São Paulo, São Paulo, SP, Brazil.
Revista Brasileira De Ortopedia
|November 6, 2025
Summary
Total knee arthroplasty (TKA) offers excellent outcomes but some patients remain dissatisfied. Recent advancements in TKA include customized implants and robotic-assisted surgery, aiming to improve patient satisfaction and functional results.
Area of Science:
- Orthopedics and Biomedical Engineering
- Surgical Innovation
Background:
- Total knee arthroplasty (TKA) is a primary treatment for advanced knee arthritis, providing significant functional improvement.
- A subset of patients experience persistent dissatisfaction following conventional TKA procedures.
Purpose of the Study:
- To review the advancements in TKA technologies, focusing on customized implants and novel surgical techniques.
- To discuss the concepts, benefits, and drawbacks associated with these emerging TKA innovations.
Main Methods:
- Literature review of recent developments in total knee arthroplasty.
- Analysis of customized implant design principles and surgical automation (robotics) and computer-assisted navigation.
Main Results:
- Technological evolution in TKA includes patient-specific implants and advanced surgical navigation.
- Robotics and computer assistance offer potential improvements in surgical precision and customization.
Conclusions:
- While new TKA technologies show promise, further long-term studies are needed.
- Demonstrating the definitive advantages of advanced TKA techniques requires rigorous, extended follow-up research.
