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US 6,271,282 B1Granted
Method for fabricating endodontic orthodontic and direct restorations having infused ceramic network
AssigneeTrustees of Boston University
InventorRussell A. Giordano
Life of this patent
Estimating the term…
Abstract
A direct filling material and method of using the same. A powdered ceramic is mixed with a saline mixture. A curable resin is also maid with the powdered ceramic to forma a paste. After the paste has been used to fill a cavity, used in a preform or the like it is cured in site to form an interconnected ceramic and resin network.
Claims10
A process for preparing a direct filling material which comprises:
- milling a resin infused ceramic block to form a powder, the particles of the powder comprising interconnected ceramic and resin units;
- coating said powder with a silane mixture to form a coated powder;
- mixing the coated powder with a curable monomer to form a paste whereby when the resin is cured an interconnected ceramic and resin network is formed.
A paste-like direct filling material which comprises:
- resin infused ceramic particles, the particles comprising interconnected ceramic and resin units, said particles characterized by being silane treated;
- and
- a curable monomer whereby when the paste-like filling material is cured an interconnected resin and ceramic network is formed.
Dependencies are inferred from the claim text.