Denture means and method
US4370133A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 14, 1974 |
| Grant date | Jan 25, 1983 |
| Priority date | — |
| Expiry date | May 14, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C13/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed herein is an improved tray for use in producing a denture either in-situ or by use of a model of the patient's mouth. The tray comprises a basic tray of disposable material approximating the shape of either the palate or the lower gums and having inner and outer wall portions integral therewith and forming a trough defining a gum receiving portion with a U-shape opening in the trough mounting, means for mounting a plurality of artificial teeth approximating the teeth found in either the upper or lower portion of the mouth, the mounting means having a flange portion made of dental acrylic which rests on the sides of the trough adjacent the U-shaped opening with the plurality of the teeth extending through the opening. The process of producing the denture comprises placing the tray in to a patient's mouth, pressing the deformable walls of tray against the surfaces of the patient's mouth to approximate the shape of the upper or lower part of the mouth, withdrawing the shaped tray; placing a moldable acrylic base denture forming resin in the tray; pressing the tray holding the resin against the portion of the patient's mouth until the resin cures in-situ to conform to the sha…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.