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Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am Volume 91(Supplement 1):69-76 February 1, 2009 ©2009 by The Journal of Bone and Joint Surgery, Inc.
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Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Jan 04, 2016

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Page 1: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized

Jigs

by Wolfgang Fitz

J Bone Joint Surg AmVolume 91(Supplement 1):69-76

February 1, 2009

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 2: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Implants and instrumentation are derived from computed tomographic scans and full-length radiographs of the limb.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 3: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Instrumentation and implants are delivered in one sterile box.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 4: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

The patient-specific navigation and balancing block matches the tibial surface and comes in 1-mm increments.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 5: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 6: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 7: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 8: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 9: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 10: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

The cutting block is attached to the extramedullary alignment guide and, while protecting the medial collateral ligament with a retractor, the horizontal tibial cut is completed.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 11: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

After complete removal of all cartilage and osteophytes, the femoral iJig is placed on the condyle.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 12: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Final femoral preparation: preparation of the anterior recess; rounding of the edge, transitioning to the flat posterior cut; and drilling multiple small holes for cement interdigitation.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 13: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

Trial components are inserted for a final assessment.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.

Page 14: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.

An individualized tibial template is used to complete the tibial preparation.

Wolfgang Fitz J Bone Joint Surg Am 2009;91:69-76

©2009 by The Journal of Bone and Joint Surgery, Inc.