Providers & Products

We have manufacturers, suppliers and service providers from the area One-piece knee prostheses, femur-patella knee prostheses, prosthesis for the knee

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BioFix interim prosthesis knee
Ortho Medicor AG

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Knee prostheses

Knee prostheses One-piece knee prostheses, femur-patella knee prostheses, prosthesis for the knee, femoral patellar prosthesis, kneecap prosthesis, meniscus prostheses, patellar prostheses

The femoral and tibial parts of the knee joint are resurfaced in total knee arthroplasty. These prostheses usually come with unconstrained or partially constrained components. While these implants do not provide knee stability, some of them still have the native posterior cruciate ligament. This type of joint prosthesis may make a clicking sound when a patient walks. Fortunately, this problem can be solved with a more durable and expensive version of the prosthesis.

One of the most important factors in knee prosthetics is sizing. Many manufacturers make knee prostheses with different sizing dimensions. A sizing error can result in pain or inflammation. Under-sizing may also cause muscle and ligament decay. Improper sizing can also increase pain and reduce the comfort level. Unfortunately, the sizing problem affects approximately 1 in 5 patients. However, with more advanced technologies, it is possible to size knee prostheses more accurately.

In addition to a functional knee simulator, there are mechanical devices that help doctors assess a knee's stability. These include the use of air pressure and hydraulic pumps. In some cases, patients must also have the use of an ambulator to be able to control the prosthesis. A debilitated individual cannot voluntarily control the prosthesis. For those patients, automatic locking knees are a necessary and valuable part of the prosthetic knee.

A polyethylene cushion is fixed to the base of a metal tibial component. This allows for greater mobility on both sides of the knee. It is more difficult to rotate a fixed-bearing implant than a rotating-platform prosthesis. It is therefore advisable for younger patients or physically active patients who want to exercise their knees without worrying about the long-term wear of a prosthesis. A flexible, mobile polyethylene insert is ideal for people who have a low pain threshold.

In addition to the above, patients can also choose from monocentric or polycentric knee devices. While standard knee devices are monocentric and allow only movement along the primary axis of the knee, polycentric knees provide flexibility similar to the natural joint. The main differences between the two types of prostheses include durability and patient comfort. The patient should be given the option to choose a monocentric or a polycentric implant according to their requirements.

The first type of knee prosthesis is called a simple hinge. It is made of plastic and has a metal baseplate. It is designed to replace a knee joint and relieve pain. It is used for traumatic arthritis and osteoarthritis. It is also used to restore a failed knee prosthesis. There are many options for a knee prosthesis. You may want to have yours replaced by a replacement.

Partially resurfaces the femur and tibia. It also resurfaces the patella. Some types leave the ligaments that support the knee in place, while others remove them completely. A partial replacement resurfaces either one or two sides of the knee. A partial implant is named after the area of the knee that is resurfaced. A partial knee prosthesis is made of three different components.

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