Device for molding a dental shade guide and a method of molding the same
AssigneeTokuyama Dental Corporation
InventorsMakoto Oguri, Hironobu Akizumi
Life of this patent
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Abstract
In dental crown restoration, a dental shade guide which is selected to match patient's teeth comprises a shade-guide portion and a handle. A molding device for molding the dental shade guide comprises a molding plate having a shade-guide molding portion and a handle-holding groove. The molding plate is closed by a cover. While the handle is held in the handle-holding groove of the molding plate, dental composite resin paste is filled in the shade-guide molding portion and the upper surface of the molding plate is tightly pressed by the inner surface of the cover.
Claims12
A device for molding a dental shade guide comprising a shade-guide portion for selecting shade and a handle supporting the shade-guide portion, the device comprising:
- a molding plate having a shade-guide molding portion on an upper surface and a handle-holding groove communicating with the shade-guide molding portion to hold the handle of the dental shade guide;
- and
- a light-permeable cover that, is adapted to close over the molding plate and has an inner surface facing the molding plate, photo-curable composite resin paste being filled in the shade-guide molding portion while the handle of the dental shade guide is held in the handle-holding groove, the shade-guide molding portion being tightly pressed by the inner surface of the cover when the molding plate is closed by the cover.
A method of molding a dental shade guide by a molding device for molding a dental shade guide comprising a shade-guide portion for selecting shade and a handle supporting the shade-guide portion, the molding device comprising a molding plate having a shade-guide molding portion on an upper surface and a handle-holding groove communicating with the shade-guide molding portion to hold the handle of the dental shade guide;
- and a light-permeable cover that is adapted to close the molding plate and has an inner surface facing the molding plate, photo-curable composite resin paste being filled in the shade-guide molding portion while the handle of the dental shade guide is held in the handle-holding groove, an opening of the shade-guide molding portion being tightly pressed by the inner surface of the cover when the molding plate is closed by the cover, the method comprising:
- filling the composite resin paste in the shade-guide molding portion of the molding plate;
- holding the handle in the handle holding groove;
- and
- tightly pressing the upper surface of the shade-guide molding portion by the inner surface of the cover.
Dependencies are inferred from the claim text.