CN115006023B - Maxillary sinus lifting method based on 3D printing technology - Google Patents
Maxillary sinus lifting method based on 3D printing technology Download PDFInfo
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- CN115006023B CN115006023B CN202210343639.4A CN202210343639A CN115006023B CN 115006023 B CN115006023 B CN 115006023B CN 202210343639 A CN202210343639 A CN 202210343639A CN 115006023 B CN115006023 B CN 115006023B
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- 238000010146 3D printing Methods 0.000 title claims abstract description 24
- 238000005516 engineering process Methods 0.000 title claims abstract description 18
- 210000004086 maxillary sinus Anatomy 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 14
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 16
- 210000000214 mouth Anatomy 0.000 claims abstract description 13
- 238000011049 filling Methods 0.000 claims abstract description 9
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 230000007547 defect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000007639 printing Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 4
- 210000004195 gingiva Anatomy 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- -1 polyethylene Polymers 0.000 description 4
- 210000002050 maxilla Anatomy 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 206010044048 Tooth missing Diseases 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 210000004373 mandible Anatomy 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 208000002679 Alveolar Bone Loss Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004053 dental implant Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0089—Implanting tools or instruments
- A61C8/0092—Implanting tools or instruments for sinus lifting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Otolaryngology (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Prosthetics (AREA)
Abstract
The invention discloses a maxillary sinus lifting method based on a 3D printing technology, which comprises the steps of obtaining three-dimensional data of a patient oral cavity, modeling according to obtained data and operation preset data to obtain a guide support frame model, 3D printing to obtain a guide support frame, polishing, installing a guide support frame, filling bone grafting materials, taking out the support frame, and finishing suturing.
Description
Technical Field
The invention relates to the technical field of dental treatment, in particular to a maxillary sinus lifting method based on a 3D printing technology.
Background
Repair and implantation are important technical means for clinically repairing tooth defects and missing, and aiming at the existing tooth partial defects, new tooth bodies need to be implanted in the parts with serious defects, and the oral implant is also called a dental implant and also called an artificial tooth root. The device is implanted into the maxilla and the mandible of a tooth-missing part of a human body in a surgical operation mode, after the surgical wound is healed, a device for repairing a false tooth is arranged at the upper part of the device, but the maxilla and the mandible often cause alveolar bone atrophy, maxillary sinus cavity gasification and other reasons after tooth missing, the maxillary posterior tooth quantity is insufficient, an implant is implanted after the maxillary sinus lifting operation is generally adopted firstly, the maxillary sinus lifting operation firstly opens a window in the maxillary, then a tool is used for stripping sinus mucosa, a traction tool is used for lifting and filling bone grafting materials into the maxillary bone through the opening window, most of the bone grafting materials are filled with bone powder, and in the filling process, the small filling of an operation space has a certain difficulty.
Three-dimensional printing (3D printing) is a technology for realizing the structure of an object body by using materials such as powder, linear or block plastic, wax or metal on the basis of a digital model file (usually STL or CAD file) through a layer-by-layer printing mode, and is also called additive manufacturing, and covers a plurality of different types of technologies such as fused deposition, laser sintering, photo-curing, binder jetting and the like. In recent years, dental restoration based on software design is rapidly popularized, 3D printing equipment is introduced by a plurality of dental offices and professional denture manufacturers, a 3D design model is directly converted into a realistic product by combining a digital oral technology of 3D printing, and oral data and products with high precision and low cost are brought to the dental industry. Compared with the traditional manufacturing mode, the 3D printing of the oral cavity is more suitable for manufacturing products with small batch customization and complex shapes, and the 3D printing is applied to the fields of denture printing, appliance manufacturing, previewing operation model manufacturing, operation guide plate manufacturing and the like in oral cavity medical treatment at present, so that the precision and efficiency of the oral cavity medical treatment are greatly improved.
However, in the prior art, the 3D printing device is used to manufacture the defect body, and certain development and application are not needed for the operation in the bone increment process, so how to provide a simple and efficient bone increment technology based on the 3D printing technology is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a maxillary sinus lifting method based on a 3D printing technology, which realizes accurate support and lead-in filling through calculation and a support modeling technology, reduces labor force and improves filling convenience.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A maxillary sinus lifting method based on a 3D printing technology comprises the following steps:
(1) Three-dimensional data of the patient's mouth are obtained: three-dimensional scanning is carried out on the oral cavity structure and the shape of a patient by using a 3D scanner, and three-dimensional data of the oral cavity structure are obtained;
(2) Importing data into 3D modeling software, and modeling and designing a peripheral structure of a part needing bone increment and the part needing bone increment to obtain a guide support frame integral model;
(3) Adjusting the whole model according to a preset windowing position and windowing size to obtain a guide support frame model with a guide hole and a traction rod;
(4) Leading a guide support frame diagram generated by 3D modeling software into 3D printing equipment, and printing the guide support frame by using a support frame material;
(5) Polishing and grinding the surface of the manufactured and formed guide support frame;
(6) After the window is opened in the operation, the guide support frame is clamped at the corresponding position, the traction rod acts on the gingiva to realize traction and retention, the guide support frame extends into the lifter from the guide hole to lift the sinus floor, then bone graft materials are continuously filled into the guide hole, and the support frame is taken out after filling is finished.
Preferably, the three-dimensional data of the oral structure in the step (1) includes three-dimensional data of the surface of the oral structure and three-dimensional data of the bone increment region.
Preferably, the integral model of the guide support frame in the step (2) is established according to the surface data of the teeth around the bone increment position, so that the guide support frame can be clamped on the teeth around the defect position.
Preferably, the thickness of the leading-in hole is 5-7mm, one side contacting the jawbone is matched with the shape of the jawbone fenestration, and the diameter of one side far away from the jawbone is larger than that of one side contacting the jawbone.
Preferably, the number of the traction rods is two, and the traction rods are symmetrically arranged at the position of the guide hole.
Preferably, the scaffold material in step (4) comprises one of a resin, polyethylene or polypropylene.
Preferably, the support material in the step (4) comprises rubber, and the rubber is coated on the surface of the traction rod.
Compared with the prior art, the invention discloses a maxillary sinus lifting method based on a 3D printing technology, which has the following beneficial effects:
based on 3D printing technology modeling, rely on guide support frame and accurate calculation, design guide support frame realizes the tractive, reduces the human input to the funnel-shaped design of guiding hole has promoted bone grafting material's filling convenience greatly, convenient operation and low in preparation cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall construction diagram of a guide support of the present invention;
Fig. 2 is a partial construction view of the guide supporting frame of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The maxillary sinus lifting method based on the 3D printing technology comprises the following steps of:
(1) Three-dimensional data of the patient's mouth are obtained: three-dimensional scanning is carried out on the oral cavity structure and the shape of a patient by using a 3D scanner, and three-dimensional data of the surface of the oral cavity structure and three-dimensional data of a bone increment part are obtained;
(2) Importing data into 3D modeling software, and enabling the guide support frame to be clamped on the peripheral teeth of the defect part according to the peripheral teeth surface data of the bone increment part to perform modeling design on the peripheral structure of the bone increment part and the bone increment part to obtain a guide support frame integral model;
(3) According to the preset windowing position and windowing size in the maxillary sinus lifting operation, the whole model is adjusted to obtain a guide support frame model with a guide hole and a traction rod, as shown in the attached figures 1-2, the side wall of the guide support frame 1 is provided with the guide hole 2, the traction rod 3 is symmetrically arranged at the upper side and the lower side of one surface of the guide hole 2, which is contacted with the jawbone, corresponding to the windowing position, the thickness of the guide hole is 5-7mm, the diameter of one surface of the guide hole 2, which is contacted with the jawbone, is larger than the diameter of one surface, which is contacted with the jawbone, so that the guide support frame model is funnel-shaped and convenient to operate;
(4) Guiding a guide support frame diagram generated by 3D modeling software into 3D printing equipment, printing the whole guide support frame by using a support material, coating a rubber material on the surface of a traction rod 3, and preventing gum from being damaged by a flexible material;
(5) Polishing and grinding the surface of the manufactured and formed guide support frame;
(6) After the window is opened in the operation, the guide support frame is clamped at the corresponding position, the traction rod acts on the gingiva to realize traction and retention, the guide support frame extends into the lifter from the guide hole to lift the sinus floor, then bone graft materials are continuously filled into the guide hole, and the support frame is taken out after filling is finished.
Wherein, the bracket material in the step (4) comprises one of resin, polyethylene or polypropylene.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The maxillary sinus lifting method based on the 3D printing technology is characterized by comprising the following steps of:
(1) Three-dimensional data of the patient's mouth are obtained: three-dimensional scanning is carried out on the oral cavity structure and the shape of a patient by using a 3D scanner, and three-dimensional data of the oral cavity structure are obtained;
(2) Importing data into 3D modeling software, and modeling and designing a peripheral structure of a part needing bone increment and the part needing bone increment to obtain a guide support frame integral model;
(3) Adjusting the whole model according to a preset windowing position and windowing size to obtain a guide support frame model with a guide hole and a traction rod; the thickness of the leading-in hole is 5-7mm, one side contacting the jawbone is matched with the shape of the jawbone fenestration, and the diameter of one side far away from the jawbone is larger than that of one side contacting the jawbone; the number of the traction rods is two and the traction rods are symmetrically arranged at the position of the guide hole;
(4) Leading a guide support frame diagram generated by 3D modeling software into 3D printing equipment, and printing the guide support frame by using a support frame material; the support is made of rubber, and the rubber is coated on the surface of the traction rod;
(5) Polishing and grinding the surface of the manufactured and formed guide support frame;
(6) After the window is opened in the operation, the guide support frame is clamped at the corresponding position, the traction rod acts on the gingiva to realize traction and retention, the guide support frame extends into the lifter from the guide hole to lift the sinus floor, then bone graft materials are continuously filled into the guide hole, and the support frame is taken out after filling is finished.
2. The method for lifting a maxillary sinus based on the 3D printing technology according to claim 1, wherein the three-dimensional data of the oral structure in the step (1) includes three-dimensional data of the surface of the oral structure and three-dimensional data of a bone increment region.
3. The method for lifting the maxillary sinus based on the 3D printing technology according to claim 1, wherein the overall model of the guide support frame in the step (2) is established according to the tooth surface data of the peripheral teeth of the incremental part of the bone, so that the guide support frame can be clamped on the peripheral teeth of the defect part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210343639.4A CN115006023B (en) | 2022-03-31 | 2022-03-31 | Maxillary sinus lifting method based on 3D printing technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210343639.4A CN115006023B (en) | 2022-03-31 | 2022-03-31 | Maxillary sinus lifting method based on 3D printing technology |
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| Publication Number | Publication Date |
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| CN115006023A CN115006023A (en) | 2022-09-06 |
| CN115006023B true CN115006023B (en) | 2024-05-10 |
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| CN115006023A (en) | 2022-09-06 |
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