Process for restoring an osseous defect or deficiency by filling

Details Process for restoring an osseous defect or deficiency by filling Process for restoring an osseous defect or deficiency by filling

1990-04-19

1993-04-20

Page:, Thurman

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424422, 623 16, A61F 228

Patent

active

052041069

ABSTRACT:
Process for the restoration of an osseous defect or deficiency by filling with osseous tissue with the aid of a bioreactive granular material causing an osteostimulation, the particles of said granular material being disintegrated from the inside, dissolved and replaced by osseous tissue, the granular material containing 40 to 55% SiO.sub.2, 10 to 32% Na.sub.2 O, 0 to 12% P.sub.2 O.sub.5 and 10 to 32% CaO, which has a grain size distribution between 280 and 425 .mu.m, sharp edges, an irregular profile and surface microdefects or microcracks.

REFERENCES:
patent: 3905047 (1975-09-01), Long
patent: 3981736 (1976-09-01), Broemer et al.
patent: 4563350 (1989-01-01), Nathan et al.

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