OptiStem CRL Complete System

The OptiStem CRL system is based on a philosophy that has yielded excellent clinical results over the last 25 years. It is consisted of femoral components available in two versions: for press-fit and cemented use. Both types of implants can be implanted with the same set of instruments, all available in a single tray.

CRL Press-fit

The OptiStem CRL Press-fit is a Titanium and Hydroxyapatite (HA) coated femoral stem for press-fit use. Characterized by a design that has evolved to define many of the standards for the cementless stems. Identified from several national hip implants registers as having the best long-term outcomes for patients. The geometry provides immediate bone engagement and long-term stability supported by the HA coating that encourages osseointegration, allowing for an anatomic continuity between implant and host bone.

By basing our design in evidence with well-established features we are able to provide increased access to some of the best-in-class implants, with the highest quality materials.

Design Features

  • Clinical Heritage – modelled after the implants with the highest survivorship, reducing costs while simultaneously improving patient outcomes.
  • HA coating – providing an optimal surface for biological fixation.
  • Stability and Load transfer features- both Horizontal and Vertical grooves are present to provide increased stability and proximal load transfer helping to minimise distal thigh pain.
  • Neck allows for a wide degree of movement before impingement.
  • A surgical approach that is bone sparring.

Product Options

  • Collarless and Collared
  • Standard offset with 10 sizes
  • Lateral offset with 11 sizes

CRL Cemented

The OptiStem CRL Cemented is a Stainless-Steel femoral stem designed to be implanted with bone cement. It has a taper-slip design, collarless and has a highly polished surface finish. It achieves stability through micromotion at the prosthesis-cement interface promoting slight subsidence of the stem within the cement mantle, the generation of radial stresses, and ultimately compression at the bone-cement and prosthesis-cement interfaces. The stem is 1 mm undersized compared to the rasp, thus allowing for 1 mm cement mantle in each side of the prosthesis.

Product Options

  • Standard offset with 10 sizes
  • Lateral offset with 10 sizes

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     References

    • 97.0% Survivorship in 5,456 cases at 15 years. Havelin L. J. Bone and Joint Surg. 20071
    • 99.1% Survivorship in 120 Consecutive Cases at 12 years. Chatelet JC. Rev Chir Orthop Reparatrice Appar Mot. 20048
    • 97.7% Survivorship in 208 patients. Femoral Bone Modelling in HA Coated Stems with 20 yrs Follow-Up. Boldt J. EFORT Congress. 20089
    • Hardy DCRJ. Natural history of osteointegration: look through the microscope. In: Vidalain JP, Si Selmi TA, Beverland D, Young S, Board T, Boldt J, Brumby S, editors. The Corail Hip System. A practical approach based on 25 years of experience, Springer-Verlag, Heidelberg 2011. p. 39-51
    • Semay J-M and Barbour V. Intramedullary design: squaring the circle. In: Vidalain JP, Si Selmi TA, Beverland D, Young S, Board T, Boldt J, Brumby S, editors.The Corail Hip System. A practical approach based on 25 years of experience, Springer-Verlag, Heidelberg 2011. p. 8-15