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US 6,663,387 B2Granted
Near net tooth shaped ceramic crown and method
AssigneeCenterpulse Dental Inc.
InventorRobert Riley
Life of this patent
Estimating the term…
Abstract
A near net tooth shaped ceramic prosthesis is provided in a tooth shape to minimize the amount of cutting and baking required to finish the outer crown portion of the dental prosthesis. A metallic core is provided for attachment to an implant in a patient's mouth. A ceramic crown is then attached to the core.
Claims17
A dental implant prosthetic system, comprising:
- a dental implant having a coronal end with an internally threaded bore;
- a plurality of prosthetic teeth, each tooth adapted to connect to the coronal end of the same implant and each tooth having a metallic core and a ceramic crown, wherein the core has an outer surface and an internal bore, and wherein the crown is attached to the outer surface of the core and the crown is prefabricated to have an anatomical shape and size of a natural human tooth, wherein the plurality of prosthetic teeth are provided with ceramic crowns having a plurality of different shapes and wherein at least a single tooth is selected from the plurality of teeth and attached to the coronal end of the implant;
- and
- a screw adapted to seat in the internal bore of the core and connect the tooth to the implant.
1 more element
A method for installing a dental prosthetic tooth onto a dental implant in the jawbone of human, comprising the steps of:
- identifying a replacement site in the jawbone to receive a prosthetic tooth;
- providing a dental implant;
- providing a plurality of prosthetic teeth having a plurality of different sizes, each prosthetic tooth adapted to connect to a coronal end of the implant and each prosthetic tooth having a ceramic crown connected to an internal metallic core, wherein the crown manufactured to have an anatomical shape and size of a natural human tooth;
- recording a size and shape of the replacement site;
- selecting one of the manufactured prosthetic teeth that has a size and shape similar to the size and shape of the replacement site;
- implanting the dental implant into the jawbone of the patient;
- recording the position of the dental implant in the jawbone;
- and
- connecting the prosthetic tooth to the dental implant.
6 more elements
A dental implant prosthetic system, comprising:
- a dental implant having a coronal end;
- and
- a plurality of prosthetic teeth, each tooth adapted to connect to the coronal end of the same implant and each tooth having a metallic core and a ceramic crown, wherein the core has an outer surface and an internal bore, and wherein the crown is attached to the outer surface of the core and the crown is prefabricated to have an anatomical shape and size of a natural human tooth, wherein the plurality of prosthetic teeth are provided with ceramic crowns having a plurality of different shapes and wherein at least a single tooth is selected from the plurality of teeth and attached to the coronal end of the implant.
Dependencies are inferred from the claim text.