Ceramic On Ceramic Hip Replacement Zimmer

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Ceramic on ceramic hip replacement zimmer.

The maxera cup provides a large head ceramic on ceramic option for the younger and more active patient. The zimmer biomet ceramic heads are intended for use as a component of a total hip or hemi hip prosthesis in primary and revision patients. In 1995 an improved alumina ceramic was developed that had increased purity and strength over the first generation materials. A socket cup liner ball head and stem.

The liner is most commonly made of a medical grade plastic called polyethylene. The inner shell or liner can be made of ceramic metal or a plastic called polyethylene. There are two major product lines in the zimmer hip replacement arena. Refer to the zimmer biomet ceramic heads package insert for the indications for use.

Subscribe subscribed unsubscribe 45. The clinical use of ceramic as a bearing surface dates back to the early 1970s. The maxera cup presents orthopaedic surgeons with a system that offers high range of motion 1 2 and a low wear 7 9 bearing to better enable the restoration. Increased demands in hip replacement.

Do not couple 22 2 mm ceramic head sizes with cobalt chrome or stainless steel femoral stems. Ceramic hip implants are among the newer types of prostheses being used for hip replacement offering greater resistance to damage and smooth movement of the joint. This high performance ceramic offers the same advantages as alumina ceramic i e. When a metal or ceramic ball is joined with the socket the new hip can produce smooth nearly frictionless movement.

Based on past fda practices zimmer said it hopes to have approval to market the products in the second half of 2005. To replicate the action of your natural joint a total hip replacement has 4 parts. Excellent biocompatibility low wear high hardness superb chemical and hydrothermal stability but with higher strength than alumina ceramic 1 biolox option ceramic femoral head system. Hip replacement implant ceramic ball and ceramic liner ballball kee.

In a ceramic on ceramic hip replacement system a ceramic femoral head mates with a ceramic cup liner to form the ball and socket articulating couple. The cup is an established hemispherical design 8 11 12 that provides increased stability 2 6 with a familiar surgical technique. The type of ceramic used in total hip replacement today is aluminum oxide also known as alumina. Zimmer has developed hip replacement devices using technology known as kinective modular neck technology which is a modular system allowing the surgeon to choose each component that fits best for a particular patient.