CN209864113U

CN209864113U - Dental impression tray based on 3D prints

Info

Publication number: CN209864113U
Application number: CN201920269920.1U
Authority: CN
Inventors: 张晓强; 保罗·斯旺
Original assignee: Beijing Si Bullock Health Technology Co Ltd
Current assignee: Beijing Si Bullock Health Technology Co Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2019-12-31
Anticipated expiration: 2029-03-04

Abstract

The utility model provides a dental impression tray based on 3D printing, belonging to the field of dental impression making tools, comprising a U-shaped groove plate, wherein the U-shaped groove plate is provided with a plurality of through holes along the groove bottom to prevent the inkpad from overflowing when biting, and the U-shaped groove plate is provided with a plurality of strip-shaped pores along the groove wall to allow the inkpad to overflow when taking a mould; the U-shaped slot plate comprises a U-shaped bottom plate, an inner side plate and an outer side plate, wherein the inner side plate and the outer side plate are arranged on the inner side and the outer side of the U-shaped bottom plate vertically, the through holes are formed in the U-shaped bottom plate, and the strip-shaped fine holes are formed in the inner side plate and the outer side plate respectively. The utility model discloses be equipped with a plurality of through-holes along the tank bottom at U type frid, inkpad can not be excessive and influence user's normal breathing when porous design can guarantee the interlock, and U type frid is equipped with a plurality of bar pores along the cell wall, and inkpad's overflow when bar pore conveniently gets the mould also conveniently breaks away from the dental cast after getting the mould simultaneously.

Description

Dental impression tray based on 3D prints

Technical Field

The utility model belongs to dental cast preparation instrument field, concretely relates to dental impression tray based on 3D prints.

Background

Dental impression trays are tools used by dentists in making dentures for patients and generally require a series of trays of different sizes to more closely conform to the mouth of the user to cover the teeth and some of the gingival tissue. The use of larger trays may result in excess mold pick-up mud being used to fill the remaining space due to the smaller size options, the use of smaller trays may allow the trays to embed into the gum tissue, gum damage occurs and dental impression may not be used, and in addition, the use of either larger or smaller trays may result in outflow of mold pick-up mud and result in breathing difficulties.

SUMMERY OF THE UTILITY MODEL

To the technical background, the utility model provides a dental impression tray based on 3D prints can guarantee through porous design that inkpad can not be excessive and influence user's normal breathing when the interlock.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a dental impression tray based on 3D printing comprises a U-shaped groove plate, wherein a plurality of through holes are formed in the U-shaped groove plate along the groove bottom to prevent inkpad from overflowing during occlusion, and a plurality of strip-shaped fine holes are formed in the U-shaped groove plate along the groove wall to allow the inkpad to overflow during mold taking.

The U-shaped groove plate comprises a U-shaped bottom plate, an inner side plate and an outer side plate, wherein the inner side plate and the outer side plate are vertically arranged on the inner side and the outer side of the U-shaped bottom plate, the through holes are formed in the U-shaped bottom plate, and the strip-shaped fine holes are formed in the inner side plate and the outer side plate respectively.

Preferably, the strip-shaped fine holes are vertically arranged.

More preferably, the width of the stripe-shaped fine pores is 1-1.1mm, and the height is 10-11 mm.

Preferably, the diameter of the through hole is 4-5 mm.

Preferably, the height of the outer side plate is higher than that of the inner side plate, and the outer side plate is further provided with a notch for the outer convex incisor to pass through.

Preferably, the width of the notch is 2-3mm, and the distance between the bottom end of the notch and the bottom end of the outer side plate is 9-10 mm.

Wherein, U type frid prints integrated into one piece through 3D.

Wherein, the U-shaped trough plate is made of biodegradable low-temperature thermal forming materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with a plurality of through holes along the groove bottom on the U-shaped groove plate, the design of multiple holes can ensure that inkpad can not overflow when in occlusion to influence the normal respiration of a user, the U-shaped groove plate is provided with a plurality of strip-shaped pores along the groove wall, the strip-shaped pores are convenient for the inkpad to overflow when in taking a model, and simultaneously, the inkpad can be conveniently separated from a tooth model after taking the model; 2. the size of the dental impression tray of the utility model is obtained by optimizing a large amount of data, is suitable for most adults and can be integrally formed by 3D printing; 3. the utility model discloses a biodegradable's low temperature thermoforming material makes, can change the shape according to the profile of user's dentition after the heating, makes the clearance of tray and tooth profile reduce, reduces the use amount to consumptive materials such as dentistry inkpad.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic perspective view of a dental impression tray based on 3D printing according to an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a right side view of FIG. 1;

fig. 5 is a partial cross-sectional view of fig. 4.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to solve the problem that the existing dental impression tray in the prior art may cause outflow of mold-taking mud to cause unsmooth breathing, the present embodiment provides a dental impression tray based on 3D printing, as shown in fig. 1, including a U-shaped slot plate, the U-shaped slot plate is provided with a plurality of through holes 1-1 along a slot bottom to prevent overflow of the ink paste during occlusion, the U-shaped slot plate is provided with a plurality of strip-shaped pores 1-2 along a slot wall to allow overflow of the ink paste during mold-taking, and the ink paste can not overflow during occlusion to affect normal breathing of a user through a porous design.

In this embodiment, specifically, as shown in fig. 1 and 2, the U-shaped channel plate includes a U-shaped bottom plate 1, an inner side plate 2 vertically disposed inside the U-shaped bottom plate 1, and an outer side plate 3 vertically disposed outside the U-shaped bottom plate 1, the inner side plate 2 and the outer side plate 3 are both U-shaped structures matched with the U-shaped bottom plate 1, the height of the outer side plate 3 is higher than that of the inner side plate 2, the joints of the U-shaped bottom plate 1 and the inner and outer side plates are respectively provided with an arc-shaped connecting portion, and are integrally formed by 3D printing. The through holes 1-1 are arranged on the U-shaped bottom plate 1, and inkpad discharged from the small holes can be prevented from being attached to the surfaces of gums and teeth after being taken out by adjusting the aperture size of the through holes 1-1, so that the ink pad is clean and sanitary. As shown in fig. 3-5, the strip-shaped fine holes 1-2 are respectively vertically arranged on the inner side plate 2 and the outer side plate 3, so that the inkpad can overflow when the model is taken, and the model can be separated from the dental model after the model is taken. As shown in fig. 1, 3 and 5, the medial position of the outer panel 3 is provided with notches 1-3 to facilitate use by patients with protruding incisors.

In this embodiment, through the final size of reacing the product after a large amount of data and optimization to print this tray through 3D printing technique, the tray of this embodiment is applicable to and uses when most adult's impression taking, is applicable to upper fracturing and lower dentition, and specific size parameter is: the outer side of the U-shaped slot plate is 67.7mm multiplied by 53.0mm, and the distance between the inner side plate 2 and the outer side plate 3 is 21.7 mm; the height of the outer side plate 3 is 17mm-18mm, and the thickness is 2.7 mm; the diameter of the through hole 1-1 is 4.5mm, the width of the strip-shaped fine hole 1-2 on the inner side plate 2 is 1.0mm, the width of the strip-shaped fine hole 1-2 on the outer side plate 3 is 1.1mm, and the height of the strip-shaped fine hole is 10.63 mm; the width of the notch 1-3 is 2.85mm, and the distance between the bottom end of the notch 1-3 and the U-shaped bottom plate 1 is 9.75 mm.

Traditional dental impression tray is disposable plastics or repeatedly usable's stainless steel material, and the U type cell-plate of this embodiment is made through biodegradable low temperature thermoforming material, during specific use, place dental impression tray in 80-95 ℃ of water earlier and preheat the back for 30s and add immediately and get the mould with the inkpad, scribble and be flat in recess 1-3 department, then the user bites and breathes in so that dental impression tray and inkpad are quick and take shape according to user's dentition, become hard again through cooling dental impression tray after the shaping, the inner and outer wall bilayer structure can ensure the shape and the integrality of new tray.

It should be noted that, for those skilled in the art, without departing from the inventive concept, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A dental impression tray based on 3D printing comprises a U-shaped groove plate and is characterized in that a plurality of through holes are formed in the U-shaped groove plate along the groove bottom to prevent inkpad from overflowing during occlusion, and a plurality of strip-shaped fine holes are formed in the U-shaped groove plate along the groove wall to allow the inkpad to overflow during mold taking.

2. The dental impression tray based on 3D printing of claim 1, wherein the U-shaped slot plate comprises a U-shaped bottom plate, and an inner side plate and an outer side plate vertically arranged inside and outside the U-shaped bottom plate, the through holes are arranged on the U-shaped bottom plate, and the strip-shaped fine holes are respectively arranged on the inner side plate and the outer side plate.

3. A dental impression tray based on 3D printing according to claim 2, wherein the strip shaped pores are vertically arranged.

4. A dental impression tray based on 3D printing according to claim 3, wherein the strip shaped pores have a width of 1-1.1mm and a height of 10-11 mm.

5. A dental impression tray based on 3D printing according to claim 2, wherein the diameter of the through hole is 4-5 mm.

6. The 3D printing-based dental impression tray of claim 2, wherein the outer side plate has a height higher than that of the inner side plate, and the outer side plate is further provided with a notch for the outer convex incisor to pass through.

7. The 3D printing based dental impression tray of claim 6, wherein the width of the notch is 2-3mm and the distance between the bottom end of the notch and the bottom end of the outer side plate is 9-10 mm.

8. A dental impression tray based on 3D printing according to claim 1, wherein the U-shaped channel plate is integrally formed by 3D printing.

9. A dental impression tray based on 3D printing according to claim 1, wherein the U-shaped channel plate is made of a biodegradable low temperature thermo forming material.