Sigma® Knee System
Today’s diver patient population demands
a knee system that can react to the needs of the individual patient. The Sigma Knee System brings together function with wear resistance to match patient needs.
Regardless of the size, shape or activity level of patients, surgeons can feel confident that with the Sigma Knee system, they can choo the procedure and implant to meet their patients’ demands.
The Sigma Knee System offers one of today’s most comprehensive, integrated knee systems. It embraces a wide variety of philosophies and surgical techniques and continues to develop with the addition of further implant options and instrumentation.
The Sigma Rotating Platform
Knee Portfolio
1- Post
客户服务流程
(Round & Oval)
3-Post
(Round and Oval)
Int
Curved (CVD)RPF
村规民约Stabilized (STB)
CR CR150PS PS with lugs RP-F Open Box PS
CR Porocoat
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MBT Cementless Cone MBT Cemented Cone MBT Cementless Keel MBT Cemented Keel
Sigma Rotating Platform Knees Function with Wear Resistance Femoral Components
Rounded coronal geometry maximizes contact area while minimizing contact stress 1 Accommodates high flexion with Sigma CR150 and RP-F Highly Polished Cobalt Chrome Tibial Tray Minimizes abrasion and is designed to reduce backside wear 2 Bad on the clinical heritage of the LCS ®3 Unidirectional Motion
Conforming design promotes inrt rotation relative to tibial tray Self aligning bearing is designed to decouple flexion extension and rotation into two unidirectional motions
森林防火安全知识
Diminishes incidence of tray looning by reducing torque stress at the proximal tibia 4W e a r R e s i s t a n c e F u n c t i o n
