Ceramic On Ceramic Hip Replacement Zimmer

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Ceramic on ceramic hip replacement zimmer.

The type of ceramic used in total hip replacement today is aluminum oxide also known as alumina. In 1995 an improved alumina ceramic was developed that had increased purity and strength over the first generation materials. Subscribe subscribed unsubscribe 45. The clinical use of ceramic as a bearing surface dates back to the early 1970s.

Many surgeons today consider them to be an improvement over traditional metal and plastic implants in which the deterioration of plastic can lead to the gradual buildup of debris. 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. 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.

Do not couple 22 2 mm ceramic head sizes with cobalt chrome or stainless steel femoral stems. Refer to the zimmer biomet ceramic heads package insert for the indications for use. To replicate the action of your natural joint a total hip replacement has 4 parts. When a metal or ceramic ball is joined with the socket the new hip can produce smooth nearly frictionless movement.

This high performance ceramic offers the same advantages as alumina ceramic i e. Usually for hip replacements the outer shell of the new socket is made of metal. 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. A socket cup liner ball head and stem.

The cup is an established hemispherical design 8 11 12 that provides increased stability 2 6 with a familiar surgical technique. 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. The liner is most commonly made of a medical grade plastic called polyethylene. The maxera cup provides a large head ceramic on ceramic option for the younger and more active patient.

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. 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. 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 typically made of metal and fits into the natural hip socket.