CN115006023A - 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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- CN115006023A CN115006023A CN202210343639.4A CN202210343639A CN115006023A CN 115006023 A CN115006023 A CN 115006023A CN 202210343639 A CN202210343639 A CN 202210343639A CN 115006023 A CN115006023 A CN 115006023A
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- support frame
- guide support
- maxillary sinus
- lifting method
- sinus lifting
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- 238000010146 3D printing Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 23
- 210000004086 maxillary sinus Anatomy 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000011049 filling Methods 0.000 claims abstract description 8
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 210000000214 mouth Anatomy 0.000 claims description 15
- 230000003416 augmentation Effects 0.000 claims description 14
- 230000007547 defect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- -1 polyethylene Polymers 0.000 claims description 6
- 238000007639 printing Methods 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 claims description 2
- 210000002050 maxilla Anatomy 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 210000001847 jaw Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000007943 implant Substances 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 208000002679 Alveolar Bone Loss 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
- 229940036811 bone meal Drugs 0.000 description 1
- 239000002374 bone meal 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
- 230000008034 disappearance Effects 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
- 238000009434 installation 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
- 210000004400 mucous membrane 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
- 230000002980 postoperative effect Effects 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
- 230000029663 wound healing Effects 0.000 description 1
Images
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)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Otolaryngology (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 mouth of a patient, modeling according to obtained data and preset operation data to obtain a guide support frame model, 3D printing to obtain a guide support frame, polishing, installing a guide support frame, filling bone graft materials, taking out the support frame and 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
The repair and implantation are important technical means for clinically repairing tooth defects and loss in the department of stomatology, and aiming at the current partial tooth defects, new teeth need to be implanted on the parts with serious defects, and the oral cavity implants are also called as dental implants and also called as artificial tooth roots. Is through the mode of surgery with it implant human edentulous in the jaw, treat its operation wound healing back, the device of denture is restoreed in the portion installation above that, but the jaw often arouses alveolar bone atrophy after the tooth disappearance, the maxillary back bone volume that causes such reasons as maxillary sinus chamber gasification is not enough, it transplants the implant again to adopt earlier promotion postoperative in the maxillary sinus usually, at first in the maxillary sinus promotion art at the jawbone windowing, later adopt the instrument to peel off the sinus floor mucous membrane, traction tool promotes the back and fills bone graft material to the jaw through windowing, bone graft material is mostly bone meal and fills, in filling process, because the little filling of operating space has certain degree of difficulty.
Three-dimensional printing (3D printing) is a technique for realizing the physical structure of an object by layer-by-layer printing using materials such as powdered, linear, or block plastics, wax, or metal based on a digital model file (usually STL or CAD file), also called additive manufacturing, and covers various different types of techniques 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 into a plurality of dental clinics and professional denture production enterprises, a 3D design model is directly converted into a practical product by combining a 3D printing digital oral technology, and oral data and products with high precision and low cost are brought to the dental industry. Compared with the traditional manufacturing mode, the oral cavity 3D printing is more suitable for manufacturing products with small-batch customization and complex shapes, the existing 3D printing is applied to the fields of false tooth printing, appliance manufacturing, preview operation model manufacturing, operation guide plate manufacturing and the like of oral cavity medical treatment, and the accuracy and the efficiency of the oral cavity medical treatment are greatly improved.
However, most of the existing techniques use 3D printing devices to manufacture defect bodies, and certain development and application are still lacking for the operation in the bone augmentation process, so how to provide a simple and efficient bone augmentation technique based on 3D printing technology is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the invention provides a maxillary sinus lifting method based on a 3D printing technology, which realizes accurate support and introduction of filling, reduces labor force, and improves convenience of filling by using a calculation and support body modeling technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a maxillary sinus lifting method based on a 3D printing technology comprises the following steps:
(1) obtaining three-dimensional data of a patient's mouth: 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 the data into 3D modeling software, and carrying out modeling design on the peripheral structure of the part needing bone augmentation and the part needing bone augmentation to obtain an integral model of the guide support frame;
(3) adjusting the integral model according to a preset windowing position and a windowing size to obtain a guide support frame model with a guide hole and a traction rod;
(4) guiding a guide support frame diagram generated by 3D modeling software into 3D printing equipment, and printing the guide support frame by using a support material;
(5) polishing and grinding the surface of the manufactured and molded 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 gum to realize the traction maintaining function, the lifter is extended into the guide hole to lift the sinus floor, then the bone graft material is continuously filled in the guide hole, and the stent is taken out after the filling is finished.
Preferably, the three-dimensional data of the oral cavity structure in step (1) includes three-dimensional data of the surface of the oral cavity structure and three-dimensional data of the bone augmentation requiring part.
Preferably, the integral model of the guide support in the step (2) is established according to the data of the surface of the peripheral teeth of the bone augmentation required position, so that the guide support can be clamped on the peripheral teeth of the defect position.
Preferably, the thickness of the lead-in hole is 5-7mm, the side contacting with the jaw bone is matched with the windowing shape of the jaw bone, and the side far away from the jaw bone is larger in diameter than the side contacting with the jaw bone.
Preferably, the two pulling rods are symmetrically arranged at the guiding hole.
Preferably, the scaffold material in step (4) comprises one of resin, polyethylene or polypropylene.
Preferably, the bracket material in the step (4) comprises rubber, and the rubber is coated on the surface of the pulling rod.
According to the technical scheme, 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 technique modeling, rely on direction support frame and accurate calculation, design direction support frame realizes the tractive, reduces the human input to the infundibulate design of guiding hole has promoted the filling convenience of bone grafting material 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 used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an overall view of the guide support of the present invention;
fig. 2 is a partial structural view of the guide support frame of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The maxillary sinus lifting method based on the 3D printing technology comprises the following steps:
(1) obtaining three-dimensional data of a patient's mouth: 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 part needing bone augmentation are obtained;
(2) importing the data into 3D modeling software, enabling the guide support frame to be clamped on peripheral teeth of the defect part according to the surface data of the peripheral teeth of the part needing bone augmentation, and carrying out modeling design on the peripheral structure of the part needing bone augmentation and the part needing bone augmentation to obtain an integral model of the guide support frame;
(3) adjusting the integral model according to the preset windowing position and the windowing size in the maxillary sinus lifting surgery to obtain a guide support frame model with a guide hole and a traction rod, wherein as shown in the attached drawing 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 jaw bone, corresponding to the windowing position, the thickness of the guide hole is 5-7mm, and the diameter of one surface of the guide hole 2, which is contacted with the jaw bone, is larger than that of one surface, which is contacted with the jaw bone, so that the funnel shape is formed, and the operation is convenient;
(4) guiding a guide support frame graph generated by 3D modeling software into 3D printing equipment, printing the whole guide support frame by using a support material, and coating a rubber material on the surface of the traction rod 3 to prevent the flexible material from damaging gums;
(5) polishing and grinding the surface of the manufactured and molded 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 gum to realize the traction maintaining function, the lifter is extended into the guide hole to lift the sinus floor, then the bone graft material is continuously filled in the guide hole, and the stent is taken out after the filling is finished.
Wherein, the bracket material in the step (4) comprises one of resin, polyethylene or polypropylene.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
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 (7)
1. A maxillary sinus lifting method based on a 3D printing technology is characterized by comprising the following steps:
(1) obtaining three-dimensional data of a patient's mouth: 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 the data into 3D modeling software, and carrying out modeling design on the peripheral structure of the part needing bone augmentation and the part needing bone augmentation to obtain an integral model of the guide support frame;
(3) adjusting the integral model according to a preset windowing position and a windowing size to obtain a guide support frame model with a guide hole and a traction rod;
(4) guiding a guide support frame diagram generated by 3D modeling software into 3D printing equipment, and printing the guide support frame by using a support material;
(5) polishing and grinding the surface of the manufactured and molded 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 gum to realize the traction maintaining function, the lifter is extended into the guide hole to lift the sinus floor, then the bone graft material is continuously filled in the guide hole, and the stent is taken out after the filling is finished.
2. The maxillary sinus lifting method according to claim 1, wherein the three-dimensional data of the oral structure in the step (1) comprises three-dimensional data of the surface of the oral structure and three-dimensional data of the bone augmentation site.
3. The maxillary sinus lifting method according to claim 1, wherein the entire model of the guide support in the step (2) is established based on surface data of teeth around the site requiring bone augmentation so that the guide support can be engaged with teeth around the defect site.
4. The maxillary sinus lifting method according to claim 1, wherein the thickness of the insertion hole is 5-7mm, the side contacting the maxilla is matched with the shape of the fenestrated jaw, and the diameter of the side far away from the maxilla is larger than that of the side contacting the maxilla.
5. The maxillary sinus lifting method based on 3D printing technology of claim 1, wherein the two traction rods are symmetrically arranged at the position of the lead-in hole.
6. The maxillary sinus lifting method of claim 1 wherein the scaffold material of step (4) comprises one of resin, polyethylene or polypropylene.
7. The maxillary sinus lifting method of claim 1 wherein the scaffold material in the step (4) comprises rubber, and the rubber is coated on the surface of the pull rod.
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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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| CN202210343639.4A CN115006023B (en) | 2022-03-31 | 2022-03-31 | Maxillary sinus lifting method based on 3D printing technology |
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| CN115006023A true CN115006023A (en) | 2022-09-06 |
| CN115006023B CN115006023B (en) | 2024-05-10 |
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| CN115006023B (en) | 2024-05-10 |
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