نظام ركبة سينثيا للمراجعة

Features of Cynthia Revision Knee System

• Could be used independently:

• Distal augments: 5mm, 10mm, 15mm

• Posterior condylar augments: 5mm, 10mm

• Combined distal and posterior augments:

• 5mm distal × 5mm posterior

• 10mm distal × 5mm posterior

• 5mm distal × 10mm posterior

• 10mm distal × 10mm posterior

• Extension Stem with 6° Valgus Angle.
• High-Constraint Insert:

• Provides up to 155° of high-flexion range of motion.

• Tibial Plateau with 0°:

• Posterior Slope.

• Non-Penetrating Design:

• Reduces wear.

• Tibial Keel Height: 25mm

• Offset Connector:

• Provides 2mm, 4mm, and 6mm offset adjustments, 360°

free positioning, and allows flexion gap adjustment.

Indications of Cynthia Revision Knee System

• Aseptic Loosening: The implant has lost its bond to the bone without infection.
• Instability: The knee feels unreliable or gives way due to weak ligaments .
• Infection: Persistent deep infection requiring implant removal and replacement.
• Mechanical Failure: Broken components or excessive wear of the plastic liner
• Periprosthetic Fracture: A bone break around the existing implant.
• Stiffness & Pain: Limited range of motion or persistent pain not relieved by nonsurgical treatments.