CHEMICAL VAPOR INFILTRATION APPARATUS AND PROCESS

The present invention relates to improvements in chemical vapor infiltration processes and devices for depositing a biocompatible material onto a porous substrate to form an orthopedic implant. The substrate may be formed of reticulated vitreous foam and coated with tantalum, niobium, tungsten, or o...

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Bibliographische Detailangaben
Hauptverfasser:	VARGAS, Joseph, R, SEELMAN, Steven, J, ROBERTS, David, B
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS DIFFUSION TREATMENT OF METALLIC MATERIAL FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL MEDICAL OR VETERINARY SCIENCE METALLURGY ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	The present invention relates to improvements in chemical vapor infiltration processes and devices for depositing a biocompatible material onto a porous substrate to form an orthopedic implant. The substrate may be formed of reticulated vitreous foam and coated with tantalum, niobium, tungsten, or other biocompatible materials.