CN210612262U - Tray for manufacturing planting guide plate - Google Patents

Tray for manufacturing planting guide plate Download PDF

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Publication number
CN210612262U
CN210612262U CN201921002721.0U CN201921002721U CN210612262U CN 210612262 U CN210612262 U CN 210612262U CN 201921002721 U CN201921002721 U CN 201921002721U CN 210612262 U CN210612262 U CN 210612262U
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CN
China
Prior art keywords
plate
tray
wing plate
lingual
bottom plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201921002721.0U
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Chinese (zh)
Inventor
曾骁义
曾东林
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Guangzhou Baron Medical Investment Management Co ltd
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Guangzhou Baron Medical Investment Management Co ltd
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Priority to CN201921002721.0U priority Critical patent/CN210612262U/en
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Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a tray for manufacturing a planting guide plate, which comprises a bottom plate, a buccal wing plate and a lingual wing plate; the lower surface of the bottom plate is provided with uniform grid lines, each grid of the grid lines is a square grid, and the center of each grid is provided with a sunken radiation positioning eye; the cheek-side wing plates are fixedly arranged along the outer edge of the bottom plate; one side of the tongue side wing plate is fixedly arranged along the inner edge of the bottom plate; an accommodating groove is formed between the cheek-side wing plate and the tongue-side wing plate. The utility model discloses be favorable to accurate positioning to plant nest point, be applicable to non-flap wicresoft and implant operation, the preparation requires lowly, with low costs.

Description

Tray for manufacturing planting guide plate
Technical Field
The utility model belongs to the technical field of dentistry medical instrument, concretely relates to a tray for making planting baffle.
Background
In the clinical practice of oral medicine, the dental implant is a common treatment method for repairing the edentulous tooth, and in order to achieve the purpose of accurately implanting the implant into the alveolar bone, the implant can be implanted by adopting an operation guide plate implantation method to assist the operation. At present, the methods for manufacturing the implant operation guide plate include a simple compression molding method and an oral CT scanning 3D printing method.
The simple compression molding method can only determine the implantation position, but can not determine the implantation direction and depth of the implant, which easily causes nerve injury and implant side alveolar bone and is basically eliminated at present.
The oral cavity CT scanning 3D printing method is a method for obtaining three-dimensional image data of alveolar bone through oral cavity CT scanning, and manufacturing an implant guide plate through computer aided design and 3D printing. The method has the following disadvantages:
(1) when the guide plate is used in clinical operation, gum and periosteum need to be peeled off from alveolar bone in a large range and turned over to expose the bone surface, and then the planting guide plate is fixed on the bone surface for use (namely flap planting), so that the operation wound is large, bleeding is more, postoperative pain is obvious, the operation is complex, and the popularization is difficult;
(2) the software and hardware requirements are high, and specific design software and a 3D printer are needed so as to design the planting guide plate and 3D printing conveniently;
(3) the manufacturing cost is high.
The basic reason for these disadvantages is that the existing oral CT scanning method can accurately display the three-dimensional size of the alveolar bone, but cannot display the outline of the gum, and it is difficult to measure the thickness of the gum in the edentulous area, so the 3D printing implantation guide designed by the computer can only be suitable for alveolar bone surface implantation, i.e. flap implantation, i.e. turning the gingival mucosa flap from the bone surface to implant the implant, and cannot make an implantation guide for non-flap implantation.
The reason why the conventional oral cavity CT scanning method cannot display the contour of the gum and is difficult to measure the thickness of the gum in the edentulous region is that, in a natural situation, soft tissues such as lips, cheeks and tongues of a human are in contact with and attached to the teeth and the gum, and since the soft tissues such as the lips, the cheeks and the tongues are basically consistent in X-ray density and are not greatly different in density, the conventional oral cavity CT scanning method does not separate the soft tissues such as the lips, the cheeks and the tongues from the teeth and the gum, it is difficult to distinguish the gum from the adjacent soft tissues such as the lips, the cheeks and the tongues on the oral cavity CT image, and alveolar bones and the teeth are hard tissues, and the X-ray density thereof is significantly higher than the soft tissues such as the lips, the cheeks and the tongues, and can be clearly recognized and recognized.
Therefore, a new technology is needed to solve the problems that the implantation guide plate in the prior art needs flap-turning implantation, the operation is complex, the wound is large, the requirements on software and hardware are high, and the cost is high.
Therefore, when performing the oral CT scan, what method is used to separate the soft tissues such as the lip, the cheek, the tongue, etc. from the gum so as to clearly display the gum contour through the oral CT image and measure the thickness of the gum becomes the key to solve the problem.
SUMMERY OF THE UTILITY MODEL
For solving the operation problem among the prior art, the utility model provides a tray for making planting baffle, it is favorable to the accurate positioning to plant the position, is applicable to the operation of non-flap wicresoft implantation, makes and requires lowly, with low costs.
The utility model adopts the following technical scheme:
a tray for manufacturing a planting guide plate comprises a bottom plate, a buccal wing plate and a lingual wing plate; the shape of the bottom plate is matched with that of a dental arch, uniform grid lines are arranged on the lower surface of the bottom plate, all grids of the grid lines are square grids, and a sunken radiation positioning eye is arranged in the center of each grid; one side of the cheek-side wing plate is fixedly connected with the outer edge of the bottom plate, and the cheek-side wing plate is arranged along the outer edge of the bottom plate; one side of the lingual wing plate is fixedly connected with the inner edge of the bottom plate, and the lingual wing plate is arranged along the inner edge of the bottom plate; and a containing groove capable of containing teeth and alveolar bones is formed between the buccal wing plate and the lingual wing plate.
As the utility model discloses technical scheme's further improvement, the cheek side pterygoid lamina includes a plurality of cheek side petals, and is a plurality of the cheek side petal is followed in proper order the outer edge setting of bottom plate.
As a further improvement of the technical scheme of the utility model, the tongue side pterygoid lamina includes a plurality of tongue side petals, and is a plurality of the tongue side petal sets up along the interior of bottom plate in proper order.
As a further improvement of the technical solution of the present invention, the flange plate on the buccal side and/or the flange plate on the lingual side are close to one side of the bottom plate corresponds to the grid line is provided with a concave grid scale number.
As a further improvement of the technical proposal of the utility model, the bottom plate, the cheek-side wing plate and the tongue-side wing plate are all made of X-ray transmission materials.
As a further improvement of the technical proposal of the utility model, a handle which protrudes outwards is also arranged on the wing plate at the cheek side.
Compared with the prior art, the beneficial effects of the utility model are that:
the tray of the utility model is provided with the grid lines, the grid scale numbers and the radiation positioning holes, when in use, radiation resisting materials can be filled in the radiation positioning holes and the grid scale numbers at the corresponding positions of the edentulous area, and the tray can play a role in accurate positioning when being worn for CT scanning, can be used for manufacturing a planting guide plate and has low manufacturing difficulty; the manufactured implantation guide plate is suitable for non-flap minimally invasive implantation operation, is beneficial to reducing operation difficulty and operation trauma, and effectively reduces cost.
Drawings
The technology of the present invention will be further described in detail with reference to the accompanying drawings and detailed description:
fig. 1 is a schematic structural view of a tray of the present invention;
fig. 2 is a top view of the tray of the present invention;
fig. 3 is a bottom view of the tray of the present invention;
FIG. 4 is a schematic view of a method of inserting a metal rod into a guide hole;
FIG. 5 is a partial longitudinal cross-sectional view of a metal rod inserted into a guide hole;
fig. 6 is a partial transverse cross-sectional view of a metal rod inserted into a guide hole.
Reference numerals:
1-a tray; 11-a base plate; 12-buccal wing panel; 13-lingual wing panel; 111-grid lines; 112-radial positioning eye; 121-buccal flap; 131-lingual flap; 14-a handle; 15-a receiving groove; 16-grid scale number; 113-a via;
2-a solid model; 21-simulating planting holes;
3-a thermoplastic material; 31-a guide straight hole;
4-metal rod.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.
Referring to fig. 1 to 3, a tray 1 for manufacturing a planting guide includes a base plate 11, a buccal wing plate 12 and a lingual wing plate 13, wherein the buccal wing plate 12 is further provided with a handle 14 protruding outward. The base plate 11, the buccal wing plate 12 and the lingual wing plate 13 are all made of an X-ray transparent material.
Wherein, the shape of the bottom plate 11 is adapted to the shape of the dental arch and is U-shaped or horseshoe-shaped. The lower surface of the bottom plate 11 is provided with uniform grid lines 111, and each grid of the grid lines 111 is a square grid with a side length of 2 mm. The center of each grid is provided with a concave radiation positioning eye 112, and the radiation positioning eye 112 is cylindrical, the diameter of the radiation positioning eye is 1mm, and the depth of the radiation positioning eye is 1 mm. The radiation positioning eye 112 is used for placing an X-ray blocking material for accurate positioning when performing CT photographing.
One side of each cheek-side wing plate 12 is fixedly connected to the outer edge of the base plate 11, and each cheek-side wing plate 12 is disposed along the outer edge of the base plate 11 and slightly inclined outward; the buccal wing plate 12 includes a plurality of buccal flaps 121, the plurality of buccal flaps 121 are sequentially disposed along the outer edge of the bottom plate 11, and two adjacent buccal flaps 121 are partially connected and fixed, so that the buccal flaps 121 are disassembled in a segmented manner when the implant guide plate is manufactured subsequently.
One side of the tongue-side wing plate 13 is fixedly connected with the inner edge of the bottom plate 11, and the tongue-side wing plate 13 is arranged along the inner edge of the bottom plate 11 and slightly inclines inwards; this lingual pterygoid lamina 13 includes a plurality of lingual side flaps 131, and a plurality of this lingual side flaps 131 set up along the interior of bottom plate 11 in proper order, and two adjacent lingual side flaps 131 part are connected fixedly to carry out the segmentation to lingual side flap 131 and dismantle when subsequent preparation is planted the baffle in the convenience.
A receiving groove 15 capable of receiving teeth and alveolar bone is formed between the buccal wing plate 12 and the lingual wing plate 13, and both sides of the receiving groove 15 are slightly inclined outward, thereby facilitating wearing.
Preferably, the side of the buccal wing plate 12 and/or lingual wing plate 13 close to the base plate 11 is provided with grid scale numbers 16 corresponding to the grid lines 111, and the grid scale numbers 16 are recessed, so that the recesses can be filled with X-ray blocking material for identification and positioning during CT imaging.
The above-mentioned X-ray radiation blocking material may be gutta-percha.
The method for manufacturing the planting guide plate by adopting the tray 1 is briefly described as follows, and comprises the following steps:
s1, taking a tooth impression of a patient including a tooth lacking area in a conventional mode and preparing a solid model 2, wherein the solid model 2 is a plaster model generally;
s2, filling radiation-resistant materials (such as tooth glue) into the radiation positioning holes 112 and grid scale numbers 16 at the positions, corresponding to the edentulous areas, on the tray 1, filling impression materials (such as silicon rubber, dental model paraffin, self-setting plastics or alginate impression materials and the like) into the non-edentulous areas of the accommodating grooves 15 of the tray 1, immediately positioning the tray 1 on the dental arch of the plaster model after filling the impression materials, and taking tooth impressions by adopting the tray 1;
s3, putting the tray 1 with the tooth impression in the S2 into the oral cavity of the patient, ensuring that the tray 1 is well positioned and fixed, and keeping the tray to be worn for photographing the oral cavity CT. The radiation positioning eye 112 and the radiation shielding material filled in the grid scale numbers 16 will generate high-density images which will be used as position reference in the subsequent simulation implant design, the buccal wing plate 12 and the lingual wing plate 13 of the tray 1 can separate the teeth and the gums by supporting the soft tissues such as lips, cheeks and tongues, and an air space exists between the buccal wing plate 12 and the lingual wing plate 13 and the teeth and the gums, so that the air surrounds the gums in the edentulous area and has lower density than the gums, therefore, the lips, the cheeks, the tongues, the teeth, the gums and the alveolar bones can be obviously distinguished on the shot CT image, and accurate positioning is facilitated;
s4, performing simulated planting design on the image data obtained in the S3 by using oral CT data analysis software, and determining simulated planting data by taking a radiation positioning point and grid scale numbers 16 on the tray 1 as references, wherein the data comprises the width and height of the alveolar bone of the patient, the thickness of the gum, the simulated implantation position of the implant, the bucco-lingual inclination angle and the simulated near-far and middle-middle inclination angles;
s5, filling a temporary guide plate material which is a thermoplastic material 3 (such as paraffin) into the part, corresponding to the edentulous area, of the tray 1 in the S2, drilling a through hole 113 in the position, corresponding to the simulated implantation position in the S4, of the bottom plate 11 of the tray 1 by using a drill, inserting a hot metal rod 4 into the through hole 113 and extending into the thermoplastic material 3 to form a guide straight hole 31, and adjusting the direction of the metal rod 4 according to the bucco-lingual inclination angle and the near-far inclination angle in the S4 so that the bucco-lingual inclination angle and the near-far inclination angle of the guide straight hole 31 are consistent with the bucco-lingual inclination angle and the near-far inclination angle simulated in the S4, wherein the diameter of the metal rod 4 is equal to the diameter of the through hole 113;
s6, after the straight guide hole 31 is manufactured, taking out the metal rod 4, wearing the tray 1 on the solid model 2, drilling a simulated planting socket 21 on the solid model 2 through the straight guide hole 31 by adopting a drill bit in S5, wherein the diameter of the simulated planting socket 21 is equal to that of the metal rod 4, and inserting the metal rod 4 into the simulated planting socket 21 through the guide hole to ensure that the simulated planting socket 21 is coaxial with the straight guide hole 31, as shown in FIGS. 4, 5 and 6; removing the cheek-side wing plate 12 or the tongue-side wing plate 13 corresponding to the edentulous area, keeping the tray 1 on the solid model 2, keeping the metal rod 4 inserted in the guide straight hole 31 and the simulated planting socket hole 21, replacing the thermoplastic material 3 with a guide plate material (for example, self-setting plastic), taking out the metal rod 4 after solidification, and polishing the tray 1, thereby completing the planting guide, wherein the planting guide comprises a tray and a solidified body of the self-setting plastic, and the solidified body and the tray are provided with the guide straight hole 31.
Because the tray 1 is worn for CT shooting in the method, soft tissues such as lips, cheeks, tongues and the like can be distinguished from gingiva and alveolar bones on a CT image, an implantation guide plate containing the outline and thickness of the gingiva can be accurately manufactured, and a flap-turning operation is not needed in the subsequent operation, so that the method is suitable for implementing a non-flap-turning minimally invasive accurate implantation operation, namely an implant cavity can be prepared through the guide straight hole 31 without turning over a gingival mucosa periosteum flap, the operation wound and bleeding amount are greatly reduced compared with the flap-turning operation, and the operation hardly causes pain.
Adopt tray 1 and solid model 2 to guide the preparation of straight hole 31, simulation planting nest hole 21 when the baffle is planted in the preparation, ensure the accuracy nature of follow-up planting nest.
The method has low manufacturing difficulty, and can effectively reduce the cost by manufacturing the implant guide plate by a dentist.
The method for manufacturing the planting guide plate by adopting the tray 1 and matching with the 3D printing technology is briefly described as follows, and comprises the following steps:
s01, taking a full mouth tooth impression of a patient including a tooth lacking area in a conventional mode and preparing a solid model 2, wherein the solid model 2 is a plaster model.
S02, filling impression materials (the impression materials are silicon rubber, dental model paraffin, self-setting plastics, alginate impression materials and the like) into the non-edentulous area of the accommodating groove 15 of the tray 1, immediately positioning the tray 1 on the dental arch of the plaster model after the impression materials are filled, and taking tooth impressions by adopting the tray 1.
S03, the tray 1 with the tooth impression taken in S02 is fitted to the intraoral dental example of the patient to ensure that the tray 1 is well positioned and fixed and to maintain the fit for taking a CT image of the oral cavity, and since CT imaging is performed while the tray 1 is being fitted, the buccal flap 12 and the lingual flap 13 of the tray 1 can support soft tissues such as the lips, the cheeks, and the tongue and separate the soft tissues from the teeth and the gums, and thus there is an air space between the buccal flap 12 and the lingual flap 13 and the teeth and the gums, the air is wrapped around the gums in the area of the missing teeth, and the density of the air is lower than that of the gums, so that the lips, the cheeks, and the tongue can be clearly distinguished from the teeth, the gums, and the alveolar bones on the CT image taken, and very detailed CT data can be obtained.
S04, 3D printing is carried out according to the oral CT data to manufacture the planting guide plate, and the planting guide plate manufactured by the method is suitable for non-flap minimally invasive implantation surgery, is beneficial to reducing the difficulty of the surgery, greatly reduces the surgical wound and bleeding amount compared with the flap surgery, and is almost painless after the surgery.
Other contents of the tray for manufacturing the planting guide plate and the method for manufacturing the planting guide plate of the utility model are referred to in the prior art and are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a tray for making plant baffle which characterized in that: comprises a bottom plate, a buccal wing plate and a lingual wing plate;
the shape of the bottom plate is matched with that of a dental arch, uniform grid lines are arranged on the lower surface of the bottom plate, all grids of the grid lines are square grids, and a sunken radiation positioning eye is arranged in the center of each grid;
one side of the cheek-side wing plate is fixedly connected with the outer edge of the bottom plate, and the cheek-side wing plate is arranged along the outer edge of the bottom plate;
one side of the lingual wing plate is fixedly connected with the inner edge of the bottom plate, and the lingual wing plate is arranged along the inner edge of the bottom plate;
and a containing groove capable of containing teeth and alveolar bones is formed between the buccal wing plate and the lingual wing plate.
2. The tray for manufacturing a planting guide of claim 1, wherein: the buccal wing plate includes a plurality of buccal flaps sequentially disposed along an outer edge of the base plate.
3. The tray for manufacturing a planting guide of claim 1, wherein: the lingual pterygoid lamina includes a plurality of lingual side flaps, and is a plurality of lingual side flaps sets up along the interior edge of bottom plate in proper order.
4. The tray for manufacturing a planting guide of claim 1, wherein: and concave grid scale numbers are arranged on one side, close to the bottom plate, of the buccal wing plate and/or the lingual wing plate corresponding to the grid lines.
5. The tray for manufacturing a planting guide of claim 1, wherein: the base plate, buccal wing panel and lingual wing panel are all made of an X-ray transmitting material.
6. The tray for manufacturing a planting guide of claim 1, wherein: and the cheek-side wing plate is also provided with a handle protruding outwards.
CN201921002721.0U 2019-06-27 2019-06-27 Tray for manufacturing planting guide plate Expired - Fee Related CN210612262U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921002721.0U CN210612262U (en) 2019-06-27 2019-06-27 Tray for manufacturing planting guide plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921002721.0U CN210612262U (en) 2019-06-27 2019-06-27 Tray for manufacturing planting guide plate

Publications (1)

Publication Number Publication Date
CN210612262U true CN210612262U (en) 2020-05-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110200714A (en) * 2019-06-27 2019-09-06 广州巴伦医疗投资管理有限公司 A method of for making the pallet and production plantation guide plate of plantation guide plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110200714A (en) * 2019-06-27 2019-09-06 广州巴伦医疗投资管理有限公司 A method of for making the pallet and production plantation guide plate of plantation guide plate

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Granted publication date: 20200526