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A400 Features and Benefits

Hip Product Group
A400 hip features

Addresses a range of patient anatomy

  • 15 sizes in both standard and lateral implant configurations
  • 10 degree anteverted neck option
  • 5 femoral head offsets
  • Reduced distal design option for proximal/distal femur mismatch

Multiple advanced bearing options

Proximal plasma coating

Provides circumferential bony attachment, which has been shown to provide an effective barrier against the distal migration of debris. [1,2]

Polished, narrow neck

Reduces debris generation and impingement and provides greater range of motion.

Streamlined surgical instrumentation

Straight-forward, broach-only surgical technique and streamlined instrumentation can be used utilized a variety of surgical approaches.


† BIOLOX delta is a registered trademark of Cerasiv GmbH Innovatives Keramick-Engineering and CeramTec AG Innovative Ceramic Engineering.

  1. Emerson RH Jr, Sanders SB, Head WC, Higgins L. Effect of Circumferential Plasma-Spray Porous Coating on the Rate of Femoral Osteolysis After Total Hip Arthroplasty. J Bone Joint Surg AM. 1999 Sept:81(9):1291-8.
  2. Bobyn JD, Jacobs JJ, Tanzer M, Urban RM, Aribindi R, Summer DR, Turner TM, Brooks CE. The Susceptibility of Smooth Implant Surfaces Peri-Implant Fibrosis and Migration of Polyethylene Wear Debris. Clin Orthop. 1995;311:21-9.