Ceramic Biomaterial Applications

Wilson editors 1990 crc handbook of bioactive ceramics vol ii 4.

Ceramic biomaterial applications.

Ceramics are refractory polycrystalline compounds usually inorganic including silicates metallic oxides carbides and various refractory hydrides sulfides and selenides. Ceramics provides current information on ceramics and their conversion from base materials to medical devices. Design and application of commercial bearings 6. The word biomaterial itself is loosely employed for describing a wide variety of materials used for biomedical applications.

And ceramic coatings on metallic implants degrade over time during lengthy applications. Materials for hard tissue applications. Bioinert ceramics such as alumina and zirconia have excellent mechanical properties for load bearing applications while bioactive glasses and ceramics have the potential for osteoconduction. Scaffolds for bone regeneration the solubility of bioceramics is an important parameter and the slow dissolution rate of most bioceramics relative to bone growth rates remains a challenge in their remedial usage.

From concept to clinic. They do not create strong biologically relevant interfaces with bones but they do promote strong adhesions to bones 3 the main applications of ceramic biomaterials include. A review of classes of biomaterials and their applications is presented. Ceramics are defined as the art and science of making and using solid articles that have as their essential component inorganic nonmetallic materials kingery et al 1976.

In bone repair applications i e. Initial chapters review biomedical applications and types of ceramics with subsequent sections focusing on the properties of ceramics and on corrosion degradation and wear of ceramic biomaterials. Particular interest is paid to bioceramics calcium phosphates and. Ceramics provides current information on ceramics and their conversion from base materials to medical devices.

Arguments still arise on where exactly the boundary lies between an authentic biomaterial and a biomedical device. Issues and perspectives 5. Ceramic biomaterials have been widely used in biological applications as orthopaedic and dental implants and porous scaffolds for tissue engineering. Ceramic biomaterials vol 1 2.

J amer ceramsoc 1991 74 7 1487 510. Biological assessment of bioceramics. Bioactive ceramics including bioglasses must be non toxic and form a bond with bone. Ceramic biomaterials also stimulate bone growth and have low friction coefficients.

Joint tissue replacement metal coating to improve biocompatibility. Initial chapters review biomedical applications and types of ceramics with subsequent sections focusing on the properties of ceramics and on corrosion degradation and wear of ceramic biomaterials. Shackelford editor 1999 msf bioceramics applications of ceramic and glass materials in medicine 3.