Ceramic Total Knee Components

A total knee replacement implant consists of the femoral component and the tibial component made of metal and the spacer which is made of polyethylene.

Ceramic total knee components.

Furthermore the incidence of knee replacement in young and active patients is also increasing. In total knee replacement damaged bone and cartilage are removed and replaced with metal components that recreate the surface of the joint. Bergschmidt p bader r mittelmeier w. However ceramic joint prostheses can make a squeaking noise when you walk.

In the us the approximate cost for a total knee replacement can amount to 49 500 while in the uk the cost can be around 24 000. Ceramic parts are the least likely to react with the body. However there is no clear clinical evidence that ceramic femoral components leading to less polyethylene wear would increase survivorship of total knee replacement so far. The swedish knee arthroplasty register evaluated in a 10 year period 2002 to 2012 3 102 revisions after primary tka using metallic femoral components.

Hypersensitivity introduction total knee replacement tkr is an effective treatment for degenerative knee joints 1 5 improvements in. Thereby there was a case of revision of a total knee replacement with a metal femoral component using a ceramic implant because of metal hypersensitivity. Current research is focusing on new materials and ceramic can play an important role in increasing the lifetime of the components. Knee 2012 19 144 147 kosukegawa i nagoya s kaya m et al.

Ceramic femoral components performed comparably to traditional metallic designs. The femoral and. The aim of the study was to evaluate the safety and efficacy of a novel metal free ceramic total knee replacement system. Implant components implants are made of metal alloys ceramic material or strong plastic parts.

Thirty eight primary total knee arthroplasties tkas were performed on 34 patients using the metal free bpk s ceramic total knee replacement system with both the femoral and tibial components of an alumina zirconia ceramic composite. Revision total hip arthroplasty due to pain from hypersensitivity to cobalt chromium in total hip arthroplasty. In rare cases they can shatter under heavy pressure into pieces that must be removed by surgery. 17 the patient suffered persistent pain and a reduction in the range of motion as well as swelling and patella immobility after tka with a metallic femoral component.

Types of knee replacement. The femoral and tibial components are both made of ceramic. Tkr systems was comparable. The femur the long bone in the thigh the tibia the larger of the two bones in the lower leg and a patellar kneecap component which.

Revision surgery using a ceramic femoral component a case report. Consequently knee replacements must be able to offer longer implant lifetime.