Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Patent
1995-09-28
1998-03-17
Kishore, Gollamudi S.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
424423, 424405, 424489, 424502, 264 44, 264102, 264129, 264273, 264279, 2642979, 523115, 523116, 623 16, A61K 916, A01N 102, A61F 228, B05D 722
Patent
active
057283958
ABSTRACT:
A hydroxylapatite base porous beads filler for use in cure of an injured or diseased part of bone of an organism. The porous filler is comprised of fired hydroxylapatite base beads each of which is formed with many pores. Each pore of the bead has a diameter of 1 to 100 .mu.m and a length larger than the diameter. Each bead has a porosity of 10 to 50% and a diameter of 0.02 to 20 mm. The pores of the bead may be filled with a solution containing a pharmaceutical in order to promote the cure of the injured or diseased part.
REFERENCES:
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patent: 4548959 (1985-10-01), Nagai
patent: 4610692 (1986-09-01), Eitenmuller
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patent: 4698375 (1987-10-01), Dorman
patent: 4988362 (1991-01-01), Toriyama
patent: 5034059 (1991-07-01), Constantz
Basic Studies of Hydroxyapatite, Masami Hori, Biometerial, vol. 8, No. 1, pp. 11-22 (1990).
Fukaya Makoto
Hashimoto Shinpei
Hattori Tomokazu
Kato Takayuri
Niwa Shigeo
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