Bone-graft material and method of manufacture
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United States of America Patent
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Nov 1, 1988
Issued Date -
N/A
app pub date -
May 19, 1986
filing date -
Feb 25, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This invention relates to bone-graft material or implant and to the method of producing the same, for the replacement of animal and human bones and bone parts. The material or implant comprises a morphologically stable, open-pored or open-celled moulding having a sponge-like structure. The mean width of the pores or cells in the implant is in the range of 0.5 to 1.5 mms. and preferably of 0.8 to 1.0 mm. The implant may be made of metal or plastic material, and may be of any desired shape, such as a wedge, a key, a parallelepiped, a cylinder, a disc or a sheath, for example.
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