| 摘要 |
The present invention relates to a tray which is used to obtain a cast for teeth by using impression material in a dental clinic and, more specifically, to a tray for obtaining a cast of teeth which is capable of having the accurate data which is needed to make dentures by obtaining a cast of teeth at once in order to have perfect occlusion of the upper jaw and the lower jaw. The present invention is provided to obtain an impression of lost or damaged defected teeth and teeth which are in the combined part of defected teeth perfectly at once. The present invention has an effect of reducing the work time by obtaining the impression of the upper and the lower jaw at once by obtaining the impression of lost or damaged defected teeth and teeth which are in the combined part of defected teeth at once by dividing the tray to upper and lower part in order to combine and split. The present invention is capable of obtaining an accurate impression by obtaining an impression material by biting the tray in which the impression material is injected and compressing by the patient after injecting the impression material in the tray by combining the upper and lower trays. |
