CITIUS®
High Flex Total Knee Replacement System
The CITIUS® Knee system is a comprehensive and organized total knee system for restoring the knee function throughout a full range of motion.
Based on the anatomy, kinematics, biomechanics, engineering and material technologies, the Citius Knee system offers prosthesis to satisfy different demands.
CITIUS® strives to create a more efficient and precise experience for utilization with orthopedic implants and instruments that are designed to relieve pain and improve knee function in patients.
The device includes Posterior Stabilized (PS) type, Cruciate Retained (CR) type, and Ultracongruent (UC) type. PS type is designed to collocate with PS femoral component while CR and UC types are designed to collocate with CR femoral component.
Transition Hip Product Manual-cdr-compressed
Altius Cemented Hip Product Manual-compressed
Altius Bipolar Hip Product Manual
Product Description
Key Benefits

Cam and Post engagement: Mid-engagement from 45° provides stable roll back and improved wear resistance

Reduces stress on soft tissues in mid-flexion allowing for smooth patellar tracking

ML sizes adapted to the different morpho types

Increased contact area even in axial rotation. Compatible with all femoral and tibial sizes
System Description

Compatibility Chart
| Femur (L & R) | All Sizes Of Femoral Components compatible with all Sizes Of Tibial Inserts | ||||||
|---|---|---|---|---|---|---|---|
| Tibia Sizes | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| Insert Sizes (Thickness 8, 10, 12, 14, 16 mm) | 1 | ||||||
| 2/3 | |||||||
| 4/5 | |||||||
| 6/7 | |||||||
| Patella | All Sizes of Patella Components compatible with all sizes of Femoral Components | ||||||
Extra Resources
| CITIUS® PS High Flexion Knee replacement System Surgical Manual | |
| CITIUS® PS High Flexion Knee replacement System Product Manual | |
| CITIUS® PS High Flexion Knee replacement System-IFU |

References
- National Joint Registry for England and Wales 2011 Annual Report.
- Australian National Joint Register 2011 Annual Report.
- Epinette JA, Geesink RGT. Hydroxyapatite Coasted Hip and Knee Arthroplasty. Expansion ScientifiqueFrancaise. 1995. 2-7046-1470-9.
- Epinette JA, Manley MT. Fifteen Years of Clinical Experience with Hydroxyapatite Coatings in Joint Arthroplasty. Springer-Verlag. 2004. 2-287-00508-0.
- Geesink RGT, Manlet MT. Hydroxylapatite Coatings in Orthopaedic Surgery. Raven Press. 1995. 0-7817-0005-1.
- Hallan G, Lie SA, Furnes O, Engesaeter LB, Vollset SE, Havelin LI. Medium. and long term perfromance of 11516 uncemented femoral primary stems from the Norwegian arhtroplasty register. J Bone Joint Surg [Br] 2007 Dec;89(12): 1574-80.