CN108066007A - A kind of lower jaw fenestration guide plate and production method - Google Patents
A kind of lower jaw fenestration guide plate and production method Download PDFInfo
- Publication number
- CN108066007A CN108066007A CN201611024119.8A CN201611024119A CN108066007A CN 108066007 A CN108066007 A CN 108066007A CN 201611024119 A CN201611024119 A CN 201611024119A CN 108066007 A CN108066007 A CN 108066007A
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- guide plate
- lower jaw
- mandible
- fenestration
- fenestration guide
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 210000004373 mandible Anatomy 0.000 claims abstract description 72
- 238000005096 rolling process Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000005516 engineering process Methods 0.000 claims description 14
- 210000000988 bone and bone Anatomy 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 5
- 238000000547 structure data Methods 0.000 claims description 5
- 238000010146 3D printing Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920000747 poly(lactic acid) Polymers 0.000 claims description 4
- 239000004626 polylactic acid Substances 0.000 claims description 4
- 230000001815 facial effect Effects 0.000 claims description 3
- 239000003550 marker Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 210000004872 soft tissue Anatomy 0.000 claims description 3
- 210000005036 nerve Anatomy 0.000 claims description 2
- 238000002595 magnetic resonance imaging Methods 0.000 claims 3
- 238000003384 imaging method Methods 0.000 claims 2
- 241001269238 Data Species 0.000 claims 1
- 238000004891 communication Methods 0.000 claims 1
- 229940079593 drug Drugs 0.000 claims 1
- 239000003814 drug Substances 0.000 claims 1
- 238000001356 surgical procedure Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000013170 computed tomography imaging Methods 0.000 description 2
- 238000003709 image segmentation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 210000003456 pulmonary alveoli Anatomy 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000004296 neuralgia Diseases 0.000 description 1
- 229920000052 poly(p-xylylene) Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Dental Prosthetics (AREA)
Abstract
The invention discloses a kind of lower jaw fenestration guide plate and production methods, the lower jaw fenestration guide plate is the thin plate with certain rolling shape, it can be bonded and be fixed on mandible surface, specifically include windowing portion and retainer, windowing portion fits over the osteotomy windowed regions of mandible, the edge contour in windowing portion guides fenestration operation, and retainer is connected by the non-osteotomy windowed regions with mandible, with the fixed entire lower jaw fenestration guide plate of installation.Lower jaw fenestration guide plate provided by the invention is realized in the surgical procedure of Mandible Osteotomy windowing, and position is started in simple and quick positioning, improves the accuracy of lower jaw fenestration position, reduces wound of the operation to patient.
Description
Technical field
The present invention relates to field of medical technology, and in particular to a kind of lower jaw fenestration guide plate and production method.
Background technology
Careless manipulation or other reasons in the operations such as lower jaw tooth are pulled out, the outer foreign matter of body enter mandible
The problem of interior nervus alverlaris near zone, foreign matter are chronically at patient's nervus alverlaris near zone, will cause patient's lower tooth
The problems such as slot nerve pain and uncomfortable lower alveolus.
The foreign matter cleaning of nervus alverlaris near zone is always the operation that difficulty is larger in clinical treatment, in the prior art
In, the taking-up to foreign matter can be realized by computer assisted navigation technology, such as public affairs in application for a patent for invention 201610193661.X
It opens《Real-time navigation method in a kind of art of auxiliary mandibular area foreign body》；Or scheme according only to the CT in mandible region
Picture by doctor's clinical experience in mandibular area foreign matter correspondence position, carries out osteotomy windowing, by foreign body to mandible.
Wherein, the surgical procedure complexity of foreign matter is taken out using computer assisted navigation technology, equipment cost is high-leveled and difficult with popularization；And according only to
CT images carry out osteotomy windowing by doctor's clinical experience to mandible, excessively rely on doctor's experience, and operation is uncertain
Greatly, the osteotomy windowing position inaccuracy on mandible is easily caused, mandible is caused to lose, and bone amount is big, damage is big, even
The problems such as injured patient's nervus alverlaris.
The content of the invention
The present invention provides a kind of lower jaw fenestration guide plate and manufacturing methods, realize the operation in Mandible Osteotomy windowing
Cheng Zhong, simple and quick positioning fenestration position improve the accuracy of lower jaw fenestration position, reduce wound of the operation to patient.
To solve the above problems, the present invention provides a kind of lower jaw fenestration guide plate, which is with certain fluctuating shape
The thin plate of state can be bonded and be fixed on mandible surface, specifically include windowing portion and retainer, and windowing portion is used to fit over
The osteotomy windowed regions of mandible instruct doctor to carry out osteotomy fenestration operation, maintenance by the edge contour in windowing portion
Portion is then connected by the non-osteotomy windowed regions with mandible, with the fixed entire lower jaw fenestration guide plate of installation.
Alternatively, the size in windowing portion is designed according to the distribution situation of foreign matter in mandible,
The edge in windowing portion is beyond foreign matter distributed areas 1.0 to 2.5mm.
Alternatively, the surface in windowing portion also carries patient's nervus alverlaris station location marker.
Alternatively, retainer carries screw hole, by using screw through the screw hole, by entire lower jaw
Fenestration guide plate is fixed on mandible bone face.
Alternatively, the edge of retainer extends to mandible bone angle, edge wrap patient's lower jaw
Bone bone angle.
Alternatively, the rolling shape of lower jaw fenestration guide plate inner surface and the fluctuating in mandible bone face
Form matches.
Alternatively, the moulding material of lower jaw fenestration guide plate is polylactic acid.
Alternatively, lower jaw fenestration guide plate passes through three-dimensional printing technology integrated molding.
A kind of lower jaw fenestration guide plate production method provided by the invention, comprises the following steps：
The mandibular region of patient is measured, obtains mandible regional structure data；
The structured data is imported into CASE(Computer Aided Software Engineering)；
Mandible model is generated using computer image technology, foreign matter in nervus alverlaris model and mandibular
Model；
According to mandible model, foreign matter model in nervus alverlaris model and mandibular is determined needed for mandible
The position for the osteotomy that opens a window and size design the windowing portion of lower jaw fenestration guide plate；
With reference to the bone facial contour and structure of mandible windowing osteotomy area peripheral edge, design lower jaw fenestration guide plate is consolidated
Position portion；
Lower jaw fenestration guide plate die type data are imported into three-dimensional printer printing shaping.
Alternatively, the mandibular region of patient is measured including：Using helical CT scanners, to suffering from
The jawbone position of person is scanned measurement.
Alternatively, the mandibular regional structure data of patient are imported CASE(Computer Aided Software Engineering) includes：It will
The structured data is imported in dicom format in CASE(Computer Aided Software Engineering) Mimics.
Alternatively, using computer image technology generate mandible model, nervus alverlaris model,
And foreign matter model includes in mandibular：By image segmentation to the hard and soft tissues such as conical beam CT, MRI, CT imaging data point
It analyses, generation 3-dimensional digital mandible model, foreign matter model in nervus alverlaris model and mandibular.
The advantage of the invention is that：It aids in carrying out Mandible Osteotomy fenestration operation, energy by using Mandible Osteotomy guide plate
It enough realizes simple and quick positioning fenestration position, improves the accuracy of lower jaw fenestration position, reduce Mandible Osteotomy windowing pair
Unnecessary wound caused by patient.Wherein, according to the distribution situation of foreign matter in mandible, design and produce Mandible Osteotomy and lead
The minimum windowing of bone-culting operation, to 2.5mm, is realized in plate, the edge in guide plate windowing portion beyond foreign matter and nervus alverlaris position 1.0
Osteotomy amount avoids the problem that causing mandible mistake bone amount big；Meanwhile alveolus god under patient is identified in guide plate windowing portion
Through position and trend, avoid injuring patient's nervus alverlaris during osteotomy opens a window；Finally, table in Mandible Osteotomy guide plate
Face rolling shape is matched with mandible bone face rolling shape and the technologies such as guide plate retainer edge wrap patient's angle of mandible
Means, can making Mandible Osteotomy guide plate, well steadily mandible bone face is fixed in fitting, further ensures lower jaw
The accuracy of fenestration position.
Description of the drawings
Fig. 1 is a kind of lower jaw fenestration guide plate schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of lower jaw fenestration guide plate use state diagram provided in an embodiment of the present invention；
Fig. 3 is a kind of lower jaw fenestration guide plate production method flow diagram provided in an embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawings and in conjunction with specific embodiments, the present invention is described in further detail.
As depicted in figs. 1 and 2, a kind of lower jaw fenestration guide plate provided in an embodiment of the present invention：
The guide plate is the thin plate with certain rolling shape, can be bonded and be fixed on mandible surface, specifically include out
Window portion 11 and retainer 12；Windowing portion 11 is used to fit over the osteotomy windowed regions of mandible, passes through windowing portion 11
Edge contour instructs doctor to carry out osteotomy windowing, i.e. doctor uses osteotomy instrument along the edge contour in guide plate windowing portion in patient
Mandibular bone face carries out osteotomy, and retainer 12 is then connected by the non-osteotomy windowed regions with mandible, and installation fixation is whole
A lower jaw fenestration guide plate.It aids in carrying out Mandible Osteotomy fenestration operation by using Mandible Osteotomy guide plate, can realize letter
The accuracy of lower jaw fenestration position is improved in single quickly positioning fenestration position, reduces Mandible Osteotomy windowing and patient is caused
Unnecessary wound, reduce operating difficulty and operating time.
Optionally, the size in windowing portion 11 is designed according to the distribution situation of foreign matter in mandible, windowing
Portion 11 is on the basis of foreign matter distributed areas 21 are completely covered, and edge is beyond foreign matter distributed areas 1.0 to 2.5mm.Windowing portion 11
Above-mentioned size design, it can be achieved that the osteotomy that opens a window in operation on foreign matter distributed areas periphery about 1.0 to 2.5mm, so as to reach this
The minimum windowing osteotomy amount of technical field.
Optionally, the surface in windowing portion 11 also carries patient's nervus alverlaris station location marker 13.By on windowing portion surface
Position and the trend of the nervus alverlaris 22 of patient are identified, the nerve location of patient can be clearly judged, effectively avoid damage to
The nervus alverlaris of patient.
Optionally, retainer 12 carries screw hole 14, and by using screw, entire lower jaw fenestration guide plate is fixed on trouble
Person's mandibular bone face.
Optionally, the edge 15 of retainer 12 extends to mandible bone angle, and the edge wrap mandible bone
Angle.By retainer edge wrap mandible bone angle, it can effectively enhance the retention effect of windowing guide plate, certainly, pass through
The precondition for wrapping up the maintenance scheme at mandible bone angle is mandible osteotomy windowed regions and mandible bone
Angle is closer to.When needing the region of osteotomy windowing from mandible bone angle farther out, retainer edge bag can also be passed through
The other positions of mandible lower edge are wrapped up in enhance the fixed effect of guide plate.
Optionally, the rolling shape of lower jaw fenestration guide plate inner surface is matched with the rolling shape in mandible bone face.
Consolidated by the rolling shape of guide plate inner surface and the matched design of mandible bone face rolling shape and a kind of enhancing guide plate
Determine the preferred embodiment of effect, the individualized fit design of this rolling shape, it is necessary to based on digital computer technology design with
And 3D printing technique is realized in the application of medical field.
Optionally, the moulding material of lower jaw fenestration guide plate is polylactic acid.Polylactic acid is that a kind of biologic medical field is commonly used
Guide plate making material, there is 40-60MPa tensile strengths, the excellent mechanical property of 3000-4000MPa, and environmentally protective,
It is a kind of preferable Green Polymer Material.
Optionally, lower jaw fenestration guide plate passes through three-dimensional printing technology integrated molding.
A kind of lower jaw fenestration guide plate production method provided in an embodiment of the present invention, as shown in figure 3, comprising the following steps：
Step 301, the mandibular region of patient is measured, obtains mandible regional structure data；
Step 302, the structured data is imported into CASE(Computer Aided Software Engineering)；
Step 303, mandible model, nervus alverlaris model and lower jaw are generated using computer image technology
Foreign matter model in bone；
Step 304, according to mandible model, foreign matter model in nervus alverlaris model and mandibular is determined under patient
The position of windowing osteotomy and size needed for jawbone design the windowing portion of lower jaw fenestration guide plate；
Step 305, with reference to the bone facial contour and structure of mandible windowing osteotomy area peripheral edge, lower jaw fenestration is designed
The retainer of guide plate；
Step 306, lower jaw fenestration guide plate die type data are imported into three-dimensional printer printing shaping.
Optionally, the mandibular region of patient is measured including：Using helical CT scanners, to the jawbone portion of patient
Position is scanned measurement.
Optionally, the mandibular regional structure data of patient are imported CASE(Computer Aided Software Engineering) includes：By the structured data
It imports in dicom format in CASE(Computer Aided Software Engineering) Mimics.
Optionally, mandible model, nervus alverlaris model and mandibular are generated using computer image technology
Interior foreign matter model includes：The hard and soft tissues such as conical beam CT, MRI, CT imaging data is analyzed by image segmentation, generates 3D numbers
Word mandible model, foreign matter model in nervus alverlaris model and mandibular.
Above-mentioned technical proposal provided in an embodiment of the present invention and attached drawing, for the further explanation to the present invention rather than limit
System, in addition it should be noted that those of ordinary skill in the art are it is to be understood that still can be to the skill recorded in previous embodiment
Art scheme, which is modified, either to be carried out which part or all technical characteristic equivalent substitution and these modifications or replaces, and
The essence of appropriate technical solution is not made to depart from the scope of technical solution of the present invention.
Claims (12)
1. a kind of lower jaw fenestration guide plate, which is characterized in that the lower jaw fenestration guide plate is the thin plate with rolling shape, is pasted
Mandible surface is fixed in conjunction, and the lower jaw fenestration guide plate includes windowing portion and retainer, and the windowing portion is used to paste
The osteotomy windowed regions of covering mandible are closed, the edge contour in the windowing portion guides fenestration operation, and the retainer is led to
It crosses and the fixed lower jaw fenestration guide plate of installation is connected with the non-osteotomy windowed regions of mandible.
2. lower jaw fenestration guide plate according to claim 1, which is characterized in that the size in the windowing portion is according under patient
The distribution situation design of foreign matter in jawbone, the edge in the windowing portion is beyond foreign matter distributed areas 1.0 to 2.5mm.
3. lower jaw fenestration guide plate according to claim 1, which is characterized in that windowing portion surface is also under patient
Alveolar nerve station location marker.
4. lower jaw fenestration guide plate according to claim 1, which is characterized in that the retainer carries screw hole, passes through
Using screw through the screw hole, the lower jaw fenestration guide plate is fixed on mandible bone face.
5. lower jaw fenestration guide plate according to claim 1, which is characterized in that the edge of the retainer extends to patient
Mandibular bone angle, the edge wrap mandible bone angle.
6. lower jaw fenestration guide plate according to claim 1, which is characterized in that the lower jaw fenestration guide plate inner surface
Rolling shape is matched with mandible bone face rolling shape.
7. lower jaw fenestration guide plate according to claim 1, which is characterized in that the forming material of the lower jaw fenestration guide plate
Expect for polylactic acid.
8. lower jaw fenestration guide plate according to claim 1, which is characterized in that the lower jaw fenestration guide plate passes through three-dimensional
Printing technique integrated molding.
9. a kind of lower jaw fenestration guide plate production method, which is characterized in that comprise the following steps：
The mandibular region of patient is measured, obtains mandible regional structure data；
The structured data is imported into CASE(Computer Aided Software Engineering)；
Mandible model is generated using computer image technology, foreign matter model in nervus alverlaris model and mandibular；
According to the mandible model, foreign matter model in nervus alverlaris model and mandibular is determined needed for mandible
The position for the osteotomy that opens a window and size design the windowing portion of the lower jaw fenestration guide plate；
With reference to the bone facial contour and structure of mandible windowing osteotomy area peripheral edge, consolidating for the lower jaw fenestration guide plate is designed
Position portion；
Lower jaw fenestration guide plate die type data are imported into three-dimensional printer printing shaping.
10. lower jaw fenestration guide plate production method according to claim 9, which is characterized in that the lower jaw to patient
Bone region measure including：Using helical CT scanners, measurement is scanned to the jawbone position of patient.
11. lower jaw fenestration guide plate production method according to claim 9, which is characterized in that lead the structured data
Entering CASE(Computer Aided Software Engineering) includes：By the structured data with DICOM (Digital Imaging and Communications
In Medicine) form imported in CASE(Computer Aided Software Engineering) Mimics.
12. lower jaw fenestration guide plate production method according to claim 9, which is characterized in that described to utilize computer graphic
As technology generation mandible model, foreign matter model includes in nervus alverlaris model and mandibular：Split by image
To hard and soft tissues imaging datas such as conical beam CT, MRI (Magnetic Resonance Imaging, magnetic resonance imaging), CT
It analyzes, generation 3-dimensional digital mandible model, foreign matter model in nervus alverlaris model and mandibular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024119.8A CN108066007A (en) | 2016-11-18 | 2016-11-18 | A kind of lower jaw fenestration guide plate and production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611024119.8A CN108066007A (en) | 2016-11-18 | 2016-11-18 | A kind of lower jaw fenestration guide plate and production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108066007A true CN108066007A (en) | 2018-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611024119.8A Pending CN108066007A (en) | 2016-11-18 | 2016-11-18 | A kind of lower jaw fenestration guide plate and production method |
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| Country | Link |
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| CN (1) | CN108066007A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507429A (en) * | 2019-09-29 | 2019-11-29 | 浙江大学 | Jawbone foreign body surgical guide |
| CN111529133A (en) * | 2020-04-29 | 2020-08-14 | 上海交通大学医学院附属第九人民医院 | Windowing system for cheekbone planting |
| CN111658258A (en) * | 2020-05-28 | 2020-09-15 | 北京为开数字科技有限公司 | Digital auxiliary joint reduction plate manufacturing method and joint reduction plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507429A (en) * | 2019-09-29 | 2019-11-29 | 浙江大学 | Jawbone foreign body surgical guide |
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| CN111658258A (en) * | 2020-05-28 | 2020-09-15 | 北京为开数字科技有限公司 | Digital auxiliary joint reduction plate manufacturing method and joint reduction plate |
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Application publication date: 20180525 |