CN213641303U - 3D printing guide plate for fluid resin injection - Google Patents

Abstract

The utility model discloses a fluid resin is 3D for injection to print baffle, including baffle, injection channel, maintenance gomphosis structure and row overflow hole, the baffle is connected with maintenance gomphosis structure, the injection channel passes the inside of maintenance gomphosis structure and baffle and links to each other, arrange overflow hole setting on the baffle. The utility model has the advantages that: the beautiful wax pattern is digitally designed, the beautiful wax pattern shape is accurately copied on the inner surface of the guide plate, accurate repair is realized, the repair effect is improved, and the clinical operation time is saved; the fluid resin can be prevented from overflowing excessively, the resin injection range is limited, and the accuracy of the injection shape is ensured; meanwhile, the operation is convenient, and time and labor are saved; ensuring the position of the fluid resin to be stable; the retention force between the labial and lingual guide plates is increased; the overflow hole is designed, so that the fluid resin can be completely injected, the injection effect of the fluid resin is further improved, and the defects of air bubbles and the like are prevented.

Description

3D printing guide plate for fluid resin injection

Technical Field

The utility model relates to an oral cavity resin repair technical field, concretely relates to fluid resin is 3D for injection to print baffle.

Background

Dental defects are one of the common problems in the oral cavity, and the most common causes of dental defects are caries, trauma, abrasion, wedge-shaped defects, acid erosion, developmental deformity and the like. Tooth defects often have adverse effects on chewing, development, facial appearance, dental pulp, periodontal tissue, and even general health. General tooth defects can be treated by resin filling, but if the tooth defects are serious, the tissues of the residual tooth are weak, good retention cannot be provided for the filling body, the residual tooth body and the filling body cannot achieve enough strength, or other methods for repairing and treating the tooth body are adopted to meet higher aesthetic requirements.

With the improvement of science and technology, the color and mechanical properties of the resin material are improved to a great extent, and the resin material is more and more applied to the repair of tooth defects. In addition, the aesthetic requirement of the patient is higher and higher, and the patient needs to be repaired in a minimally invasive way, and the teeth of part of the patient are loosened to some extent after being injured, so that the operations such as tray model taking and the like are not suitable to be carried out. More and more patients are demanding resin repair.

At present, most of fluid resin repairs clinically carried out are carried out by mockup through silicon rubber after wax patterns are manufactured, the injection effect cannot be observed, manual filling is needed when the injection is not in place, the beautiful wax patterns designed before can not be accurately copied, and the clinical operation time is long.

Therefore, a 3D printing guide plate for fluid resin injection needs to be designed, and aims to overcome the defect that in the prior art, in the clinical operation process of repairing tooth defects by fluid resin, the repair is difficult to be accurately and efficiently performed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the fluid resin is difficult to accurately and efficiently repair the defective clinical operation process of the tooth body in the prior art.

The utility model discloses a following technical scheme realizes:

A3D printing guide plate for fluid resin injection comprises a guide plate, an injection channel, a retention embedding structure and an overflow hole, wherein the guide plate is connected with the retention embedding structure, the injection channel penetrates through the retention embedding structure to be connected with the interior of the guide plate, and the overflow hole is formed in the guide plate.

In the prior art, after most of clinically-performed fluid resin repairs are made of wax patterns, mockup is performed by using silicon rubber, the injection effect cannot be observed, manual filling is often required when the injection is not in place, the previously-designed beautiful wax patterns cannot be accurately copied, and the clinical operation time is long.

The utility model discloses increased baffle, injection channel, maintenance gomphosis structure and row and overflowed the hole, each structure is mutually supported and is set up, and the baffle is connected with maintenance gomphosis structure, injection channel passes the inside of maintenance gomphosis structure and baffle and links to each other, and whether the inspection lip tongue side deflector takes one's place completely, arrange and overflowed the hole setting on the baffle for fluid resin injection is complete, accomplishes accurate restoration, improves the repair effect, practices thrift clinical operating time.

Further, the guide plate comprises a lip side guide plate and a tongue side guide plate, and the lip side guide plate is connected with the tongue side guide plate through a retention embedding structure;

the lip side guide plate and the tongue side guide plate are tightly combined through the retention embedded structure, the internal form of the guide plate is ensured to be consistent with the form of the designed restoration, and fluid resin enters the guide plate through the injection channel to realize fluid resin restoration.

Furthermore, the tail end of the tongue side guide plate is provided with an overflow hole, and the tail end is the damaged end of the tooth body;

this facilitates the overflow of excess resin.

Furthermore, the injection channel and the overflow hole are both arranged on the same tongue side guide plate;

the overflow holes are reserved at the tooth defect tail ends of the tongue side guide plates and are arranged on the same tongue side guide plate, so that complete injection of fluid resin is conveniently ensured, and overflow of redundant resin is facilitated.

Further, the retention embedding structure is a cuboid structure with the size of 3 x 2 mm;

the cutting is a concave-convex structure.

Furthermore, the lip side guide plate and the tongue side guide plate are light-transmitting guide plates;

the inner surface of the guide plate is an attractive wax pattern which is digitally designed.

Furthermore, the thickness of the lip side guide plate and the tongue side guide plate is 1 mm;

the strength of the guide plate is guaranteed, meanwhile, the fluid resin can be subjected to photocuring, and the range of the guide plate covers the defective tooth position and three tooth positions on two sides.

Further, the inner diameter of the injection channel is 1mm, and the wall thickness is 0.5 mm;

the shape of the injection channel matches the shape of the fluid resin injection head.

Furthermore, the diameter of the drainage and overflow hole is 0.8 mm;

the drainage holes are reserved at the tail end of the tooth defect of the tongue side guide plate for ensuring the complete injection of the fluid resin, so that the excess resin can overflow conveniently.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model relates to a fluid resin is 3D for injection to print baffle carries out the pleasing to the eye wax matrix of digital design, and the accurate duplication of baffle internal surface goes out pleasing to the eye wax matrix form, accomplishes accurate restoration, improves the repair effect, practices thrift clinical operating time.

2. The utility model relates to a 3D prints baffle for fluid resin injection, design lip tongue side two parts baffle, the baffle all gets into the undercut, can prevent that fluid resin from overflowing excessively, has restricted the resin injection scope, has guaranteed the accuracy of injection appearance; meanwhile, the operation is convenient, and the time and the labor are saved.

3. The utility model relates to a fluid resin is 3D for injection and prints baffle, baffle are the light transmissivity baffle, and light permeable baffle when carrying out preliminary photocuring guarantees the stability of fluid resin position.

4. The utility model relates to a 3D printing guide plate for fluid resin injection, the cutting end of the guide plate is provided with a retention embedded structure, which can check whether the labial lingual guide plate is completely in place and increase the retention force between the labial lingual guide plates; the overflow hole is designed, so that the fluid resin can be completely injected, the injection effect of the fluid resin is further improved, and the defects of air bubbles and the like are prevented.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of the inner surface of the tongue guide.

FIG. 3 is a schematic view of the injection channel and the retention engagement structure.

1-labial guide plate, 2-lingual guide plate, 3-injection channel, 4-retention embedding structure and 5-drainage hole.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

As shown in fig. 1-3, the utility model relates to a 3D prints baffle for injection of fluid resin, including baffle, injection channel 3, maintenance gomphosis structure 4 and row overflow hole 5, the baffle is connected with maintenance gomphosis structure 4, injection channel 3 passes maintenance gomphosis structure 4 and links to each other with the inside of baffle, arrange overflow hole 5 and set up on the baffle.

Example 2

As shown in fig. 1-3, the present embodiment is based on embodiment 1, the lip side guide 1 and the tongue side guide 2, the lip side guide 1 is connected with the tongue side guide 2 by the retention fitting structure 4; the lip side guide plate 1 and the tongue side guide plate 2 are tightly combined through the retention embedded structure 4, the internal form of the guide plate is ensured to be consistent with the form of the designed restoration, and fluid resin is injected into the guide plate through the injection channel 3, so that the fluid resin restoration is realized.

The tail end of the tongue side guide plate 2 is provided with an overflow hole 5, and the tail end is the damaged end of the tooth body; this facilitates the overflow of excess resin.

The injection channel 3 and the overflow hole 5 are both arranged on the same tongue side guide plate 2; the overflow holes 5 are reserved at the tail end of the tooth defect of the tongue side guide plate 22 and are arranged on the same tongue side guide plate 2, so that complete injection of fluid resin is conveniently ensured, and overflow of redundant resin is facilitated.

The retention embedding structure 4 is a cuboid structure with the length of 3 x 2 mm; the cutting is a concave-convex structure.

The lip side guide plate 1 and the tongue side guide plate 2 are light-transmitting guide plates; the inner surface of the guide plate is an attractive wax pattern which is digitally designed.

The thickness of the lip side guide plate 1 and the tongue side guide plate 2 is 1 mm; the strength of the guide plate is guaranteed, meanwhile, the fluid resin can be subjected to photocuring, and the range of the guide plate covers the defective tooth position and three tooth positions on two sides.

The inner diameter of the injection channel 3 is 1mm, and the wall thickness is 0.5 mm; the shape of the injection channel 3 matches the shape of the fluid resin injection head.

The diameter of the overflow hole 5 is 0.8 mm; the overflow hole 5 is reserved at the tooth defect tail end of the tongue side guide plate 2 for ensuring the complete injection of the fluid resin, so that the overflow of the redundant resin is facilitated.

The method comprises the following operation steps: A. obtaining an intra-oral model of a patient: scanning the patient's maxillomandibular plaster model or using an oral professional scanning device to acquire an intraoral scan model.

B. Digitally designing an attractive wax pattern: loading the intraoral model by using EXO dental professional design software, and digitally designing the beautiful wax pattern.

C. Digitally designing a guide plate: digital guide plate design by using EXO software and Materialise software

C1, design of a primary guide plate: and (3) reintroducing the designed beautiful wax model into EXO software, designing a guide plate according to a standard flow in the software, and designing an injection channel 3 and a retention embedded structure 4 by adding and removing attachments in an advanced mode.

C2, cutting by a guide plate: and guiding the designed guide plate and the beautiful wax pattern into Materialise software, and cutting the guide plate along the position of the cutting end.

D. Digital 3D prints injection baffle: and (3) printing the guide plate by using a resin 3D printing device, and performing post-processing after printing.

E. The guide plate is used clinically for fluid resin injection operation.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (9)

1. The 3D printing guide plate for fluid resin injection is characterized by comprising a guide plate, an injection channel (3), a retention embedding structure (4) and an overflow hole (5), wherein the guide plate is connected with the retention embedding structure (4), the injection channel (3) penetrates through the retention embedding structure (4) to be connected with the interior of the guide plate, and the overflow hole (5) is formed in the guide plate.

2. The 3D printing guide plate for fluid resin injection according to claim 1, wherein the guide plate comprises a lip side guide plate (1) and a tongue side guide plate (2), and the lip side guide plate (1) is connected with the tongue side guide plate (2) through a retention embedding structure (4).

3. 3D printing guide plate for fluid resin injection according to claim 2, characterized in that the lingual guide plate (2) is provided with a drainage hole (5), the drainage hole (5) being provided at the damaged end of the tooth.

4. 3D printing guide plate for fluid resin injection according to claim 1, characterized in that the injection channel (3) and the drainage holes (5) are both arranged on the same lingual guide plate (2) and on both sides of the same lingual guide plate (2).

5. 3D printing guide plate for fluid resin injection according to claim 1, characterized in that the retention engagement structure (4) is a rectangular parallelepiped structure of 3 x 2 mm.

6. 3D printing guide plate for fluid resin injection according to claim 2, characterized in that the lip side guide plate (1) and the tongue side guide plate (2) are light-transmissive guide plates.

7. 3D printing guide plate for fluid resin injection according to claim 2, characterized in that the thickness of the lip side guide plate (1) and the tongue side guide plate (2) are both 1 mm.

8. 3D printing guide plate for fluid resin injection according to claim 1, characterized in that the injection channel (3) has an inner diameter of 1mm and a wall thickness of 0.5 mm.

9. 3D printing guide plate for fluid resin injection according to claim 1, characterized in that the drainage holes (5) have a diameter of 0.8 mm.

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