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09-04-2013

Impression Tray for Lower Jaw

The invention provides an impression plastic tray for a lower jaw which is made of a plastic, can prevent a set impression material from floating upward from the tray and being peeled off from the tray, and can be used for taking an impression with high accuracy. The impression tray has an outer wall (2) and an inner wall (3) and a bottom portion (1) forming a flat U-shaped surface with an approximately uniform width. A rim (4) is provided along each of upper ends of the outer wall (2) and the inner wall (3). Elongate through holes (5) extend vertically from just below the rim (4) to the bottom portion (1) in the inner and outer wall. The distance between adjacent through holes is 2 to 5 times the width of said elongate through holes (5). Circular through holes (6) and elongated through holes (7) are provided in the bottom portion (1).

Document: EP2633833A1
Click here for the full patent text at DEPATISnet [PDF]
Published patent application
Disclosure date: 03-01-2013
Publication date: 09-04-2013
Applicant: G C DENTAL IND CORP, JP
Inventor: KAMOHARA HIROSHI, JP ; MARUMORI HIDEFUMI, JP


© European Patent Office. This information was obtained from the espacenet of the European Patent Office. There is no guarantee of its correctness or curency. For additional information, please use the research at espacenet. It is possible to determine the current legal and procedural status of patents and utility patents/models at http://worldwide.espacenet.com/ kfree of charge.

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