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Method for producing a dental prosthesis and a device for carrying out said method

A technology for dentures and teeth, applied in the field of denture manufacturing, can solve the problems of not taking into account, not preventing harm to patients, and complicated positioning of implants.

Inactive Publication Date: 2008-01-23
P·A·P·G·德莫耶
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this does not prevent all hazards to the patient since the drilling operation is still manual and slippage is still possible
Also, future prosthetics are not considered
This technique is expensive and the least used
[0010] All of these techniques have the disadvantage that the final prosthesis must be manufactured after obtaining an impression of the jaw where the implant has been placed, which is carried out several weeks after the positioning of the implant, while the implant's Positioning is complex and requires multiple follow-up interventions which are difficult for the patient

Method used

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  • Method for producing a dental prosthesis and a device for carrying out said method
  • Method for producing a dental prosthesis and a device for carrying out said method
  • Method for producing a dental prosthesis and a device for carrying out said method

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Embodiment Construction

[0055] In different figures, identical or similar elements have the same reference signs.

[0056] Fabrication of radioactive guides

[0057] First, an accurate and non-extruded impression of the patient's jaw is made in silicon with medium or low viscosity, thereby obtaining a three-dimensional model of the gums and teeth. The same procedure is then carried out to obtain an impression of the reverse body of the jaw to be treated, and thus a model of the reverse body. From these impressions, molds made of anhydrite are cast, preferably three times for the mold 1 (see FIG. 1 ) of the jaw to be treated and once for the counterbody of the jaw.

[0058] As shown in FIG. 2, an exact mounting ("wax-up") is made on a mold 1 by means of a mounting base 2 made of wax or resin and a selected false tooth 3. , wherein said dentures are commercially available, for example under the trade name Physiodens. The fitting must accurately predict the prosthetic outcome and thus must be tried ...

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Abstract

The method of the present invention for manufacturing implantable dentures includes forming a radioactive guide, the image of which radioactive guide located on the patient's jaw can be processed in such a way that the implant and the virtual guide cylinder can be Introduced into a site suitable for surgery; Drilling a radioactive guide according to the items of information obtained by image processing; The guide cylinder drills the jaw model through the surgical guide; inserts the implant into the hole drilled by the simulated surgical site of the processed image and marks its rotational position; and forms the denture from the model, which is at It is done before placing it in the mouth. Apparatus for implementing the method are also disclosed.

Description

technical field [0001] The present invention relates to a method of manufacturing a denture to be implanted in the jawbone of a patient; and an apparatus for such implantation. Background technique [0002] Implants are currently positioned in four ways: [0003] 1. With bare hands, there is a wide gap in the gum and the gum is broken down. Fitting is done in a conventional manner without any fiducials or guide marks relative to the future prosthesis. This technique is the most widely used, although it is the worst and gives results that are often aesthetically, functionally and hygienically poor. This technique also causes the most common accidents (rupture of the jaw nerve, puncture of the sinus, rupture of the cortices, etc.). [0004] 2. Manually, with wide gaps in the gums and disintegrating the gums, the positioning is done in a more or less precise manner, since dental laboratories have made surgical guides that more or less foreshadow ( prefigure) future prosthes...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61C13/00A61C8/00A61C1/08A61B6/51
CPCA61C1/084A61C8/0089A61C2201/005A61C13/00A61C1/08A61C8/00
Inventor P·A·P·G·德莫耶
Owner P·A·P·G·德莫耶