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by Atul F. Kamath, David G. Lewallen, and Arlen D. Hanssen

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Presentation on theme: "by Atul F. Kamath, David G. Lewallen, and Arlen D. Hanssen"— Presentation transcript:

1 by Atul F. Kamath, David G. Lewallen, and Arlen D. Hanssen
Porous Tantalum Metaphyseal Cones for Severe Tibial Bone Loss in Revision Knee Arthroplasty by Atul F. Kamath, David G. Lewallen, and Arlen D. Hanssen J Bone Joint Surg Am Volume 97(3): February 4, 2015 ©2015 by The Journal of Bone and Joint Surgery, Inc.

2 Anteroposterior radiograph of the left knee in a seventy-three-year-old female patient who was referred for treatment after thirteen prior knee surgical procedures, including four attempts at a two-stage exchange for infection. Anteroposterior radiograph of the left knee in a seventy-three-year-old female patient who was referred for treatment after thirteen prior knee surgical procedures, including four attempts at a two-stage exchange for infection. The use of stacked tibial cones has provided durable fixation since implantation in 2003. Atul F. Kamath et al. J Bone Joint Surg Am 2015;97: ©2015 by The Journal of Bone and Joint Surgery, Inc.

3 Anteroposterior radiograph of the right knee in a fifty-nine-year-old female patient demonstrating the use of a stepped cone with larger cone height (30 mm) placed laterally. Anteroposterior radiograph of the right knee in a fifty-nine-year-old female patient demonstrating the use of a stepped cone with larger cone height (30 mm) placed laterally. Atul F. Kamath et al. J Bone Joint Surg Am 2015;97: ©2015 by The Journal of Bone and Joint Surgery, Inc.

4 Atul F. Kamath et al. J Bone Joint Surg Am 2015;97:216-223
©2015 by The Journal of Bone and Joint Surgery, Inc.

5 Atul F. Kamath et al. J Bone Joint Surg Am 2015;97:216-223
©2015 by The Journal of Bone and Joint Surgery, Inc.

6 Kaplan-Meier survivorship estimates for the porous tantalum tibial cones at a single institution, presented as percentage of porous tantalum tibial cones not revised over time (i.e., revision of tibial cone component as the end point; the x axis is time in ... Kaplan-Meier survivorship estimates for the porous tantalum tibial cones at a single institution, presented as percentage of porous tantalum tibial cones not revised over time (i.e., revision of tibial cone component as the end point; the x axis is time in years). For purposes of survivorship analyses, all cones implanted to date by the authors (n = 284) have been included to demonstrate all cones at the risk of revision up to the present time. Atul F. Kamath et al. J Bone Joint Surg Am 2015;97: ©2015 by The Journal of Bone and Joint Surgery, Inc.


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