Clinical Validation of a Structural Porous Tantalum Biomaterial for Adult Reconstruction by J. Dennis Bobyn, R.A. Poggie, J.J. Krygier, D.G. Lewallen,

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Presentation transcript:

Clinical Validation of a Structural Porous Tantalum Biomaterial for Adult Reconstruction by J. Dennis Bobyn, R.A. Poggie, J.J. Krygier, D.G. Lewallen, A.D. Hanssen, R.J. Lewis, A.S. Unger, T.J. O'Keefe, M.J. Christie, S. Nasser, J.E. Wood, S.D. Stulberg, and M. Tanzer J Bone Joint Surg Am Volume 86(suppl 2): December 1, 2004 ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Scanning electron micrograph illustrating the three-dimensional, open-pored structure of the porous tantalum biomaterial. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Anteroposterior radiograph showing a monoblock porous tantalum cup that had been in situ for 6.5 years. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, The inset is a photograph of a monoblock porous tantalum cup that was retrieved two years after surgery because of recurrent dislocation. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Porous tantalum shell with a cementable polyethylene liner for use in revision acetabular surgery. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Porous tantalum rods for use in the treatment of osteonecrosis of the femoral head. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Coronal section through a monoblock porous tantalum tibial implant, illustrating the integral construct and fixation pegs. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Patellar augmentation implant. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Porous tantalum femoral spacer used for revision knee arthroplasty. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

A, Custom titanium-alloy femoral stem device with porous tantalum sleeves designed to abut against cortical bone and porous tantalum washers designed to facilitate abductor attachment. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.

Top, Porous tantalum devices for use in cervical and lumbar fusion and vertebral body replacement. J. Dennis Bobyn et al. J Bone Joint Surg Am 2004;86: ©2004 by The Journal of Bone and Joint Surgery, Inc.