Accelerated aging and associated changes in ultra-high molecular weight polyethylene (UHMWPE) microstructure as a function of resin type and consolidation variables

ASTM Special Technical Publication

Volumn 1307, Issue , 1998, Pages 120-129

  Poggie, Robert ^a   Takeuchi, Makoto ^a   Averill, Robert ^a   Nasser, Sam ^b  

^a Implex Corp   (United States)

^b HUTZEL HOSPITAL   (United States)

Author keywords

Calcium stearate; Compression molding; Fourier transform infrared spectroscopy; Gamma radiation; Molding materials; Molecular weight; Orthopaedic medical devices; Oxidation; Polyethylene; Ram extrusion; Ultra high molecular weight polyethylene

Indexed keywords

AGING OF MATERIALS; CALCIUM COMPOUNDS; COMPOSITION EFFECTS; COMPRESSION MOLDING; CONSOLIDATION; COOLING; EXTRUSION MOLDING; GAMMA RAYS; MOLECULAR WEIGHT; OXIDATION RESISTANCE; PRESSURE EFFECTS; THERMAL EFFECTS;

CALCIUM STEARATE; RAM EXTRUSION;

ULTRAHIGH MOLECULAR WEIGHT POLYETHYLENES;

EID: 0032000293     PISSN: 00660558     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1520/stp11915s     Document Type: Article

References (7)

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2. Dole, M., "Cross-linking and Crystallinity in Irradiated Polyethylene," Polymer Plastics Technology and Engineering, Vol. 30, No. 1, 1979, pp. 41-64.
3. Jahan, M. S., Wang, C., Schwartz, G., and Davidson, J. A., "Combined Chemical and Mechanical Effects on Free Radicals in UHMWPE Joints During Articulation," Journal of Biomedical Research, Vol. 25, No. 8, Aug. 1991, pp. 1005-1017.
4. Hamilton, J. V., Schmidt, M. B., and Greer, K. W., "Improved Wear of UHMWPE Using a Vacuum Sterilization Process," Proceedings, Forty-second Annual Meeting, Orthopaedic Research Society, 19-22 Feb. 1996, Atlanta, GA, p. 20-4.
5. Wang, A., Polineni, Stark, V. K., and Dumbleton, J. H., "Effect of Femoral Head Surface Roughening on the Wear of Unirradiated and Gamma Irradiated UHMWPE Acetabular Cups," Proceedings, Forty-second Annual Meeting, Orthopaedic Research Society, 19-22 Feb. 1996, Atlanta, GA, p. 473.
6. Collier, J. P., Currier, J. H., Currier, B. H., Sutula, L. C., and Farber, K. B., "Measurement of Mechanical Properties of Regions in UHMWPE Knee Components," Proceedings, Forty-second Annual Meeting, Orthopaedic Research Society, 19-22 Feb. 1996, Atlanta, GA, p. 475.
7. Streicher, R. M. and Schaffner, S., "Significance of the Sterilization Method and Long-Term Aging on the In-vivo Wear Rate of UHMWPE," Proceedings, Forty-second Annual Meeting, Orthopaedic Research Society, 19-22 Feb. 1996, Atlanta, GA, p. 477.