Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and...
-
Upload
alexandrina-reeves -
Category
Documents
-
view
212 -
download
0
Transcript of Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and...
![Page 1: Unicompartmental Knee Arthroplasty with Use of Novel Patient-Specific Resurfacing Implants and Personalized Jigs by Wolfgang Fitz J Bone Joint Surg Am.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/1.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/2.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/3.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/4.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/5.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/6.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/7.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/8.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/9.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/10.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/11.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/12.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/13.jpg)
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.](https://reader035.fdocuments.us/reader035/viewer/2022070401/56649f1e5503460f94c363cf/html5/thumbnails/14.jpg)
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.