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Primary Examiner: Lieberman, Allan
Assistant Examiner:
Attorney: Oblon, Fisher, Spivak, McClelland & Maier

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Title: Osseous cement composition

Abstract: An osseous cement for orthopedic or dental application, which comprises the admixture of 10 to 40% weight of organic or inorganic particles wherein said particles are soluble in the extracellular fluid of the body, and are essentially non-toxic, 20 to 40% weight of an acrylic monomer and 35 to 65% weight of an insoluble particulate filler having a particle size of less than 100.mu..

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Inventors: Rijke, Arie (Velsen, NL)
McCoy, Sue (Gordonsville, VA, US)
McLaughlin, Robert E. (Charlottesville, VA, US)

Application Number: 861295
Filing Date: 1977-12-16
Publication_date: 1979-02-27
Assignee: University of Virginia Alumni Patents Foundation (Charlottesville, VA)
Primary Class(es): 523/114 433/173, 521/63, 524/56, 524/145, 524/148, 524/381, 524/400, 524/415, 524/417, 524/424, 524/427, 524/429, 606/92
Other Classes:
US Patent Ref:

2347567	Apr, 1944	Kresse	32/12.
3215137	Nov, 1965	Laakso	260/17.
3629187	Dec, 1971	Weller	32/15.
3639312	Feb, 1972	Turner	260/17.
3787900	Jan, 1974	McGee	32/12.
3789029	Jan, 1974	Hodosh	260/2.
3810938	May, 1974	Schmitt et al.	106/35.
3867329	Feb, 1975	Halpern et al.	260/17.

Other Refs: 1248165

Mar, 1976	GB.

Other References: Mitchell, A Textbook in Biochemistry, 1st Edition, 1946, pp. 500-503 and 530-534.
Lavelle and Johnson, Polymer Composites for use in Orthopedic Surgery, Journal of Biomechanics, vol. 6, No. 6, Nov. 1973, pp. 651-655.