CN109700501B - Manufacturing and using method of mandibular ascending branch split type osteotomy guide plate - Google Patents
Manufacturing and using method of mandibular ascending branch split type osteotomy guide plate Download PDFInfo
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- CN109700501B CN109700501B CN201811573450.4A CN201811573450A CN109700501B CN 109700501 B CN109700501 B CN 109700501B CN 201811573450 A CN201811573450 A CN 201811573450A CN 109700501 B CN109700501 B CN 109700501B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000001174 ascending effect Effects 0.000 title claims abstract description 20
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 22
- 239000010936 titanium Substances 0.000 claims abstract description 22
- 210000000988 bone and bone Anatomy 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000007639 printing Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000007547 defect Effects 0.000 claims description 3
- 230000003902 lesion Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 210000001847 jaw Anatomy 0.000 description 10
- 230000000630 rising effect Effects 0.000 description 8
- 238000001356 surgical procedure Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 210000004373 mandible Anatomy 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
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- Surgical Instruments (AREA)
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Abstract
The invention belongs to the technical field of medical treatment, in particular to a manufacturing and using method of a mandibular ascending branch split type osteotomy guide plate, which comprises a front guide plate and a rear guide plate, wherein a first hole site is arranged on the surface of the front guide plate, a second hole site is arranged on the surface of the rear guide plate, and the opposite surfaces of the front guide plate and the rear guide plate are mutually overlapped; the invention provides a manufacturing method of a vertical mandibular ascending and supporting guide plate and a pre-curved titanium plate which are suitable for intraoral operation and are accurately positioned simultaneously, so that the mandibular ascending and supporting guide plate and the titanium plate can be positioned intraorally in the operation process of the vertical mandibular ascending and supporting guide plate, and the accurate reconstruction of the mandibular of an intraoral access can be realized.
Description
Technical Field
The invention belongs to the technical field of medical treatment, and particularly relates to a manufacturing and using method of a mandibular ascending branch split type osteotomy guide plate.
Background
With the application of computer aided surgery, the method provides possibility for accurately constructing an ideal new mandible form and recovering the original function, and the virtual surgery plan can help doctors to make reasonable surgery schemes for surgery exercise and prediction of surgery effects; and printing a three-dimensional model, a pre-curved titanium plate and manufacturing various osteotomies and shaping guide plates according to a simulation result to ensure that a doctor repeats the process of virtual operation planning in actual operation, thereby helping the doctor to complete accurate craniomaxillofacial bone excision and reconstruction operation, and the surgical guide plates and the pre-curved titanium plate are direct manifestations of the virtual operation planning in the operation process, so that accurate positioning of the guide plates and the pre-curved titanium plate is a key factor for accurately implementing the virtual operation planning in operation.
The traditional 3D printing surgical guide plate mainly completes the determination of the osteotomy position of the jawbone by attaching the surface morphology of the mandible and the anatomical sign in place, is easy to move and deflect and has larger error, in addition, the titanium plate pre-bent before operation guides the titanium plate in place by the surface anatomical sign of the remained jawbone, and also has larger error, the human occlusion system is quite precise, and the tiny error of the jawbone reconstruction can cause occlusion dysfunction of a postoperative patient and lower life quality.
The existing osteotomy guide plate has poor retention accuracy and large whole volume, is difficult to be positioned in an oral cavity during oral operation, in the prior art, no guide plate suitable for cutting and reconstructing a mandibular tumor during oral operation exists, and patent CN107951538A discloses a surgical guide plate capable of guiding to cut a mandibular segment and position a preformed reconstructed titanium plate simultaneously, which is beneficial to accurately restoring the occlusion relationship and maintaining the stability of the condylar process position, improves the operation accuracy, but has large volume and cannot be used for oral operation.
Unlike the extraoral operation, when the intraoral operation goes up the bone of the mandibular ascending branch, the operation field and operation are limited due to the shielding of soft tissues such as the lip cheek, and the like, and the operations such as the unobstructed bone and titanium plate punching and retention can be directly seen when the extraoral operation is difficult to be like the extraoral bone.
Disclosure of Invention
To solve the problems set forth in the background art. The invention provides a manufacturing and using method of a mandibular ascending branch split type osteotomy guide plate, which has the characteristic of being beneficial to realizing accurate reconstruction of mandible of an oral access.
In order to achieve the above purpose, the present invention provides the following technical solutions: the manufacturing and using method of the mandibular ascending branch split type osteotomy guide plate comprises a front guide plate and a rear guide plate, wherein a first hole site is formed in the surface of the front guide plate, a second hole site is formed in the surface of the rear guide plate, the opposite surfaces of the front guide plate and the rear guide plate are mutually overlapped, and the manufacturing and using method comprises the following steps:
s1, collecting data of a jawbone of a patient, importing the data into operation design simulation software, and reconstructing a jawbone three-dimensional model;
s2, determining a jaw bone osteotomy plane according to a lesion range, simulating and transplanting a bone graft to a jaw bone defect area to form a reconstructed expected jaw bone model, and reversely solving the length and the osteotomy angle of each bone graft segment according to the expected jaw bone shape to complete the design of the expected jaw bone model;
s3, printing an expected jawbone model entity, pre-bending a titanium plate according to the model, punching holes at a target position of the model entity according to titanium plate hole sites, and performing secondary scanning on the punched model;
s4, the guide plate is designed to be split and divided into a front guide plate and a rear guide plate, the front guide plate is positioned by utilizing the rising support front edge and the sigmoid notch, the front guide plate is used as an osteotomy guide plate after being fixed by utilizing the first hole site, the reserved rising support rear edge is a free end after osteotomy, the mobility is increased, and the mandibular angle part can be pulled forwards to fully expose the rising support rear edge. And then fixing the rear guide plate by using the mandibular angle and the rising branch rear edge, and punching holes according to the second hole position of the rear guide plate to serve as hole positions for retaining the preformed titanium plate.
S5, manufacturing a surgical guide plate: and exporting the digital surgical guide plate to a 3D printer to finish product manufacturing and post-treatment.
Preferably, the number of the first hole sites is at least 2, and the number of the second hole sites is at least 3.
Preferably, the opposite surfaces of the front guide plate and the rear guide plate are both osteotomy surfaces, and the osteotomy surfaces of the front guide plate and the rear guide plate are mutually matched in shape.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a manufacturing method of a vertical mandibular ascending and supporting guide plate and a pre-curved titanium plate which are suitable for intraoral operation and are accurately positioned simultaneously, so that the mandibular ascending and supporting guide plate and the titanium plate can be positioned intraorally in the operation process of the vertical mandibular ascending and supporting guide plate, and the accurate reconstruction of the mandibular of an intraoral access can be realized.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention in elevation;
in the figure: 1. a first guide plate; 2. a first hole site; 3. a second guide plate; 4. a second hole site; 5. osteotomy groove.
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.
Referring to fig. 1, the present invention provides the following technical solutions: the manufacturing and using method of the mandibular ascending branch split type osteotomy guide plate comprises a front guide plate and a rear guide plate, wherein a first hole site is formed in the surface of the front guide plate, a second hole site is formed in the surface of the rear guide plate, the opposite surfaces of the front guide plate and the rear guide plate are mutually overlapped, and the manufacturing and using method comprises the following steps:
s1, collecting data of a jawbone of a patient, importing the data into operation design simulation software, and reconstructing a jawbone three-dimensional model;
s2, determining a jaw bone osteotomy plane according to a lesion range, simulating and transplanting a bone graft to a jaw bone defect area to form a reconstructed expected jaw bone model, and reversely solving the length and the osteotomy angle of each bone graft segment according to the expected jaw bone shape to complete the design of the expected jaw bone model;
s3, printing an expected jawbone model entity, pre-bending a titanium plate according to the model, punching holes at a target position of the model entity according to titanium plate hole sites, and performing secondary scanning on the punched model;
s4, the guide plate is designed to be split and divided into a front guide plate and a rear guide plate, the front guide plate is positioned by utilizing the rising support front edge and the sigmoid notch, the front guide plate is used as an osteotomy guide plate after being fixed by utilizing the first hole site, the reserved rising support rear edge is a free end after osteotomy, the mobility is increased, and the mandibular angle part can be pulled forwards to fully expose the rising support rear edge. And then fixing the rear guide plate by using the mandibular angle and the rising branch rear edge, and punching holes according to the second hole position of the rear guide plate to serve as hole positions for retaining the preformed titanium plate.
S5, manufacturing a surgical guide plate: and exporting the digital surgical guide plate to a 3D printer to finish product manufacturing and post-treatment.
Specifically, the number of the first hole sites is at least 2, and the number of the second hole sites is at least 3.
Specifically, the opposite surfaces of the front guide plate and the rear guide plate are bone-cutting surfaces, and the shapes of the bone-cutting surfaces of the front guide plate and the rear guide plate are mutually matched.
The method can be summarized as follows: the invention provides a manufacturing method of a vertical mandibular ascending and supporting guide plate and a pre-curved titanium plate which are suitable for intraoral operation and are accurately positioned simultaneously, so that the mandibular ascending and supporting guide plate and the titanium plate can be positioned intraorally in the operation process of the vertical mandibular ascending and supporting guide plate, and the accurate reconstruction of the mandibular of an intraoral access can be realized.
Claims (3)
1. A manufacturing method of a mandibular ascending branch split type osteotomy guide plate is characterized by comprising the following steps: the manufacturing method comprises the following steps of:
s1, collecting data of a jawbone of a patient, importing the data into operation design simulation software, and reconstructing a jawbone three-dimensional model;
s2, determining a jaw bone osteotomy plane according to a lesion range, simulating and transplanting a bone graft to a jaw bone defect area to form a reconstructed expected jaw bone model, and reversely solving the length and the osteotomy angle of each bone graft segment according to the expected jaw bone shape to complete the design of the expected jaw bone model;
s3, printing an expected jawbone model entity, pre-bending a titanium plate according to the model, punching holes at a target position of the model entity according to titanium plate hole sites, and performing secondary scanning on the punched model;
s4, designing a split guide plate, namely dividing the guide plate into a front guide plate and a rear guide plate, wherein the front guide plate is positioned by utilizing a lifting support front edge and an ethylene-shaped notch, and then is used as an osteotomy guide plate after being fixed by utilizing a first hole site, the reserved lifting support rear edge is a free end after osteotomy, the activity is increased, and the mandibular angle part can be pulled forwards to fully expose the lifting support rear edge; then, fixing a rear guide plate by using the angle of the lower jaw and the trailing edge of the lifting branch, and punching holes according to the second hole position of the rear guide plate to serve as hole positions for retaining the preformed titanium plate;
s5, manufacturing a surgical guide plate: and exporting the digital surgical guide plate to a 3D printer to finish product manufacturing and post-treatment.
2. The method for manufacturing the mandibular ascending branch split osteotomy guide plate according to claim 1, wherein the method comprises the following steps: the number of the first hole sites is at least 2, and the number of the second hole sites is at least 3.
3. The method for manufacturing the mandibular ascending branch split osteotomy guide plate according to claim 1, wherein the method comprises the following steps: the opposite surfaces of the front guide plate and the rear guide plate are bone cutting surfaces, and the shapes of the bone cutting surfaces of the front guide plate and the rear guide plate are mutually matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573450.4A CN109700501B (en) | 2018-12-21 | 2018-12-21 | Manufacturing and using method of mandibular ascending branch split type osteotomy guide plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811573450.4A CN109700501B (en) | 2018-12-21 | 2018-12-21 | Manufacturing and using method of mandibular ascending branch split type osteotomy guide plate |
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| CN109700501A CN109700501A (en) | 2019-05-03 |
| CN109700501B true CN109700501B (en) | 2023-12-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110623715A (en) * | 2019-10-23 | 2019-12-31 | 四川大学 | Digital guide plate for stretching and osteogenesis of mandible and manufacturing method thereof |
| CN112842587B (en) * | 2021-02-01 | 2022-01-11 | 北京大学口腔医学院 | Intraoral combined tooth positioning block bone taking and transplanting whole-process guide plate and manufacturing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725849A (en) * | 2017-01-17 | 2017-05-31 | 武汉大学 | A kind of fast conversion method of operation on mandible titanium plate osteotomy guide plate locus |
| CN207785238U (en) * | 2017-05-04 | 2018-08-31 | 精唯信诚（北京）科技有限公司 | A kind of Mandible Osteotomy guide plate and Mandible Osteotomy positioning device |
| CN209529262U (en) * | 2018-12-21 | 2019-10-25 | 上海交通大学医学院附属第九人民医院 | A kind of Mandibular Rumas area split type osteotomy guide plate operated in mouth for retaining ascending branch rear |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2751360T3 (en) * | 2010-10-29 | 2020-03-31 | Cleveland Clinic Found | System and method for the association of a guide device with a patient tissue |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725849A (en) * | 2017-01-17 | 2017-05-31 | 武汉大学 | A kind of fast conversion method of operation on mandible titanium plate osteotomy guide plate locus |
| CN207785238U (en) * | 2017-05-04 | 2018-08-31 | 精唯信诚（北京）科技有限公司 | A kind of Mandible Osteotomy guide plate and Mandible Osteotomy positioning device |
| CN209529262U (en) * | 2018-12-21 | 2019-10-25 | 上海交通大学医学院附属第九人民医院 | A kind of Mandibular Rumas area split type osteotomy guide plate operated in mouth for retaining ascending branch rear |
Non-Patent Citations (1)
| Title |
|---|
| 虚拟手术辅助的血管化腓骨肌( 皮) 瓣行下颌骨精确重建;王良，李军，沈毅，吕明明，孙坚;中国耳鼻咽喉颅底外科杂志;第22卷(第3期);220-224 * |
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| CN109700501A (en) | 2019-05-03 |
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Inventor after: Lv Mingming Inventor after: Sun Jian Inventor after: Li Jun Inventor after: Wang Huishan Inventor before: Lv Mingming Inventor before: Sun Jian Inventor before: Li Jun Inventor before: Bai Shizhu Inventor before: Wang Huishan |
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Effective date of registration: 20230629 Address after: 201609 8111, 8112, Building 1, No. 310, Yexin Branch, Maogang Town, Songjiang District, Shanghai Applicant after: Shanghai Weiyoucheng Trading Co.,Ltd. Address before: 200011 No. 639, manufacturing Bureau Road, Shanghai, Huangpu District Applicant before: SHANGHAI NINTH PEOPLE'S HOSPITAL SHANGHAI JIAOTONG University SCHOOL OF MEDICINE |
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