Computer-assisted surgery in total knee arthroplasty:recent advances.

Area of Science:

• Orthopedic Surgery
• Medical Technology
• Surgical Navigation

Background:

• Computer-assisted surgery (CAS) for total knee replacement (TKR) was approved in the U.S. in 2001.
• Significant technological advancements and diverse navigation systems have emerged since its introduction.
• Modern CAS software includes sophisticated modules for precise limb and component alignment, ligament balance, and knee kinematics analysis.

Purpose of the Study:

• To review the fundamental principles of CAS in TKR.
• To present the author's clinical experience with CAS technology.
• To discuss ongoing improvements and future developments in CAS for TKR.

Main Methods:

• Review of existing CAS technologies and systems.
• Analysis of clinical outcomes and applications of CAS in TKR.
• Discussion of software advancements and their impact on surgical precision.

Main Results:

• CAS technology has evolved significantly, offering enhanced capabilities beyond basic alignment.
• Sophisticated analysis modules improve assessment of critical knee biomechanics.
• The technology facilitates more accurate component positioning and ligament balancing.

Conclusions:

• CAS has become an integral tool in total knee replacement surgery.
• Continuous innovation is enhancing the precision and scope of CAS applications.
• Future developments promise further improvements in TKR outcomes through advanced surgical navigation.