In three patients a mechanically well-fixed Mathys Ceros 80 (Ha) hydroxyapatite-coated acetabular component was revised 2, 5 and 13 months after total hip replacement due to component malposition. In each case there was a thin cellular connective tissue membrane between hydroxyapatite and bone, the
Coatings for prostheses
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 164 KB
- Volume
- 5
- Category
- Article
- ISSN
- 1369-7021
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โฆ Synopsis
With the growth in the aged population and the need to extend average individual healthspan, biomaterials have an increasingly important role in the development of new generation medical devices, drug delivery systems, and medical diagnostic technologies. This column seeks to provide an insight into the latest developments in biomedical materials and related technologies through brief synopses and expert commentaries of recent presentations, publications, and patents.
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In this work we present some results about the low temperature, plasma-assisted growth of silicon-oxygen amorphous thin film alloys (a-SiO x ) on different types of dental materials used for the fabrication of dental prostheses. The a-SiO x films were grown at substrate temperatures lower than 70 ยฐC
## Abstract Commercially available polyester vascular prostheses (__n__ = 6) in the control group (CG) and titaniumโcoated vascular prostheses (TP; __n__ = 7) were interposed within the infrarenal aorta of pigs. The respective healing characteristics and patency rates were compared after 3 months.
## Forming Method .for Apatite Prostheses Biological hydroxyapatites and closely related compounds form the inorganic or mineral phase of tooth enamel, dentine and bone.' The chemical composition of hydroxyapatite is Ca ,O(POa),(OH)2. The chemistry, structure and physical properties of biological,
## Abstract Wearโdebrisโinduced periprosthetic bone loss and aseptic loosening is regarded as the main longโterm problem of total hip replacements (THRs). In this study the amount of wear debris from articulating surfaces of THRs was reduced so as to be close to negligible by the use of highโqualit