CN110464482A - Mandible reconstruction positioning component - Google Patents
Mandible reconstruction positioning component Download PDFInfo
- Publication number
- CN110464482A CN110464482A CN201910799481.XA CN201910799481A CN110464482A CN 110464482 A CN110464482 A CN 110464482A CN 201910799481 A CN201910799481 A CN 201910799481A CN 110464482 A CN110464482 A CN 110464482A
- Authority
- CN
- China
- Prior art keywords
- mandibular
- reconstructed
- positioning plate
- condyle
- positioning component
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
- A61B17/176—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the jaw
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
Abstract
The embodiment provides a kind of mandible reconstruction positioning component, positioning component includes the prominent positioning plate of condyle, and the prominent positioning plate of condyle is used for and the lower edge of mandibular to be reconstructed is clamped.By the way that condyle positioning plate of dashing forward is connected to the lower edge of mandibular to be reconstructed, so that mandibular to be reconstructed condyle when being positioned using reconstruction positioning plate is dashed forward and is not easy to rotate, the accurate positioning of mandibular to be reconstructed, to add mandibular to be not easy to shift again in surgical procedure, the surgical quality for carrying out reconstruction operations to the mandibular of defect is improved, operation risk is reduced, avoids that positioning and adjustment is repeated, operation cost is reduced, patients ' recovery is convenient for.
Description
Technical field
The present invention relates to field of medical technology, in particular to a kind of mandible reconstruction positioning component.
Background technique
Accurate one of the hot issue for repairing always domestic and international Oral and Maxillofacial Surgery doctor research of mandibular defect.Under
There are many kinds of the methods that repair of jaw defect is rebuild, and vascularization fibular autograft is that current clinical application is more and effect preferable one
Kind.3D printing technique the 1980s occurs, and surgical guide design and manufacture craft based on 3D printing technique are come into being.
Using area of computer aided, doctor can be carried out accurate operation designing, and the method is one kind of Computer Aided Surgery.Pass through the skill
Art designs and produces a kind of digitlization guide plate, can be applied to the surgical procedure that vascularization fibular autograft repairs mandibular defect.
The study found that the digitlization guide plate that existing mandibular defect restores to use when operation has the following disadvantages:
Mandibular position inaccurate to be reconstructed.
Summary of the invention
The purpose of the present invention includes, for example, provide a kind of mandible reconstruction operation method, can be improved it is to be reconstructed under
The accuracy of jawbone positioning.
The embodiment of the present invention this can be implemented so that
In a first aspect, the embodiment of the present invention provides mandible reconstruction positioning component, positioning component includes:
Condyle is dashed forward positioning plate, and condyle positioning plate of dashing forward is used for and the lower edge of mandibular to be reconstructed is clamped.
In alternative embodiments, condyle dash forward positioning plate be equipped with the first card slot and the second card slot, the first card slot be used for
The mandibular corner of mandibular to be reconstructed is clamped, and the second card slot is used to be clamped with the mandibular body portion of mandibular to be reconstructed.
In alternative embodiments, the prominent positioning plate of condyle includes that arc panel portion and two blocking parts, arc panel portion have
The closed arc groove of the other end open at one end, two blocking parts are all set in arc groove, a blocking part and arc panel portion
The first card slot is formed between open end, and the second card slot is formed between another blocking part and the closed end of arc panel.
In alternative embodiments, blocking part has the positioning surface for being bonded with mandibular to be reconstructed.
In alternative embodiments, arc panel portion is integrally formed with two blocking parts.
In alternative embodiments, mandible reconstruction positioning component further includes rebuilding positioning plate, rebuilds positioning plate and uses
In fitting on the outside of mandibular to be reconstructed.
In alternative embodiments, rebuilding positioning plate includes first connecting portion and the second connecting portion, first connecting portion
It is connect for the mandibular corner with mandibular to be reconstructed, second connecting portion is used to connect with the mandibular body portion of mandibular to be reconstructed
It connects.
In alternative embodiments, first connecting portion is provided with the fixation hole passed through for screw.
In alternative embodiments, second connecting portion is provided with the fixation hole passed through for screw.
The beneficial effect of the embodiment of the present invention includes, for example:
To sum up, present embodiments provide a kind of mandible reconstruction positioning component, by by condyle dash forward positioning plate be connected to
The lower edge of mandible reconstruction, so that mandibular to be reconstructed condyle when being positioned using reconstruction positioning plate is dashed forward and is not easy to rotate, to
The accurate positioning of mandible reconstruction, to again plus mandibular is not easy to shift, improve and carry out weight to the mandibular of defect in surgical procedure
The surgical quality of operation is built, operation risk is reduced, avoids that positioning and adjustment is repeated, operation cost is reduced, is convenient for patient's health
It is multiple.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of mandibular to be reconstructed provided in this embodiment；
Fig. 2 is the structural schematic diagram of the prominent positioning plate of condyle provided in this embodiment；
Fig. 3 is the cooperation schematic diagram of mandibular to be reconstructed provided in this embodiment and the prominent positioning plate of condyle；
Fig. 4 is the structural schematic diagram of transfer guide plate provided in this embodiment.
Icon:
001- mandibular to be reconstructed；100- mandibular corner；200- mandibular body portion；The second fixation hole of 300-；002- transfer
Guide plate；201- shifts hole；003- condyle is dashed forward positioning plate；The first card slot of 301-；The second card slot of 302-；303- arc panel portion；304- resistance
Every portion.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if there is the side of the instructions such as term " on ", "lower", "inner", "outside"
Position or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the side usually put
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, being only used for distinguishing description if there is term " first ", " second " etc., it is not understood to indicate or imply phase
To importance.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
Present embodiments provide a kind of mandible reconstruction positioning component, for for after tumour or tumor operation, wound
In the prosthesis of mandibular defect position caused by wound, plays the role of positioning mandibular to be reconstructed, use the positioning component
It can be improved the success rate of operation, reduce operation cost, surgical quality is high, and can reduce patient's pain.
Referring to Fig. 2, the mandible reconstruction positioning component provided in the present embodiment includes the prominent positioning plate 003 of condyle, condyle is prominent
Positioning plate 003 is used to be clamped with the lower edge of mandibular to be reconstructed.
Referring to Fig. 3, by the way that condyle positioning plate 003 of dashing forward is connected to the lower edge of mandibular to be reconstructed, so that under to be reconstructed
Jawbone condyle when being positioned using reconstruction positioning plate, which is dashed forward, to be not easy to rotate, the accurate positioning of mandibular to be reconstructed, in surgical procedure
To add mandibular to be not easy to shift again, the surgical quality for carrying out reconstruction operations to the mandibular of defect is improved, operation risk is reduced, keeps away
Exempt from that positioning and adjustment is repeated, reduces operation cost, be convenient for patients ' recovery.
Please refer to Fig. 1 and Fig. 2, in the present embodiment, condyle positioning plate 003 of dashing forward is equipped with the first card slot 301 and the second card slot
302, the first card slot 301 is used to be clamped with the mandibular corner 100 of mandibular to be reconstructed, the second card slot 302 be used for it is to be reconstructed
The mandibular body portion 200 of mandibular is clamped.
Please continue to refer to Fig. 2, optionally, the prominent positioning plate 003 of condyle includes arc panel portion 303 and two blocking parts 304, arc
Shape plate portion 303 has the closed arc groove of the other end open at one end, and two blocking parts 304 are all set in arc groove, a resistance
The first card slot 301, the closing of another blocking part 304 and arc panel are formed between portion 304 and the open end in arc panel portion 303
The second card slot 302 is formed between end.It is designed by the structure of the first card slot 301 and the second card slot 302, the positioning plate so that condyle is dashed forward
003 is clamped securely with mandibular corner 100 and mandibular body portion 200, the firm position of mandibular to be reconstructed, and condyle is prominent to be not easy to shift.
Optionally, for ease of description, blocking part 304 includes the first blocking part 304 and the second blocking part 304, the first barrier
The extending direction of portion 304 and the second blocking part 304 arcuately slot is intervally arranged, and the first blocking part 304 is far from the second blocking part 304
One side be provided for the one side in mandibular corner 100 cooperate the first positioning surface.Second blocking part 304 is far from
The one side of one blocking part 304 is provided for the second positioning surface cooperated with the one side in mandibular body portion 200, and condyle is dashed forward positioning plate
003 and mandible reconstruction combination it is even closer, good positioning effect.
It should be noted that arc panel portion 303 can be integrally formed with two blocking parts 304, manufacture easy to process, condyle is dashed forward
Positioning plate 003 is monolithic construction, and sound construction improves the accuracy of manufacture.
In the present embodiment, optionally, mandible reconstruction positioning component further includes rebuilding positioning plate, rebuilds positioning plate and is used for
It fits on the outside of mandibular to be reconstructed.
Optionally, rebuilding positioning plate includes connected first connecting portion and the second connecting portion, first connecting portion be used for
The mandibular corner 100 of mandibular to be reconstructed connects, and second connecting portion is used to connect with the mandibular body portion 200 of mandibular to be reconstructed
It connects.Further, first connecting portion is provided with the first fixation hole passed through for screw.Second connecting portion is provided with to be passed through for screw
The second fixation hole.
The machining manufacture and application method of the positioning component in the present embodiment are illustrated below:
Condyle positioning plate 003 of dashing forward first is connected in the lower edge of mandibular to be reconstructed, it then will be with 001 phase of mandibular to be reconstructed
The matched outside for rebuilding positioning plate (not shown) and being fixed on mandibular 001 to be reconstructed, then condyle is dashed forward into positioning plate 003 from again
It builds on mandibular and removes.It is filled in the region to be reconstructed of mandibular 001 to be reconstructed, to complete operation on mandible defect portion
The reparation of position.
In the present embodiment, rebuild positioning plate first connecting portion and second connecting portion respectively with mandibular corner 100 and under
Jaw body portion 200 is connected.In surgical procedure, mandibular 001 to be reconstructed is scanned first with 3-D scanning technology and remains position, in turn
Obtain mandible model identical with mandibular is completed.
It after mandible model obtains, is made according to mandible model and rebuilds positioning plate, titanium plate can be used by rebuilding positioning plate
It is bent to form, the planform and mandible model for rebuilding positioning plate match, and the medial surface for rebuilding positioning plate can be with lower jaw
The lateral surface band of bone model fits closely.Then corresponding drilling obtains the first fixation hole on rebuilding positioning plate, rebuilds positioning plate
On two regions have drilling, two regions correspond respectively to mandibular corner 100 and mandibular body portion 200, that is, it is fixed to rebuild
Position plate can be fitted in simultaneously on the lateral surface in lower jaw skeleton corner and mandibular body portion 200.
It should be noted that the quantity in the hole in each region is arranged on demand, herein without specifically limiting.
After processing obtains the first fixation hole on reconstruction positioning plate, positioning plate will be rebuild and be placed on mandible model, according to weight
The first fixation hole built on positioning plate carries out corresponding reverse bore operation to mandible model, makes formation on mandible model
Distribution.Obviously, the quantity of mating hole and position correspond to quantity and the position for the first fixation hole rebuild on positioning plate.Wherein,
Reverse drilling refers to, the drill bit of drilling machine is protruded into from the first fixation hole, and make extending direction direction of the drill bit along the first fixation hole
Mandible model drilling, finally obtains mating hole on mandible model.
Referring to Fig. 2, then, according to mandible model production transfer guide plate 002, transfer guide plate 002 can be with mandibular
The lateral surface of model is bonded, after transfer guide plate 002 is matched with mandible model, using the mating hole on mandible model using inverse
To drilling mode on transfer guide plate 002 drilling obtain transfer hole 201, shift the quantity and position and mating hole in hole 201
Quantity and position are corresponding, and in other words, the position for the first fixation hole rebuild on positioning plate has been reflected to transfer guide plate 002
On, with transfer guide plate 002 on position and quantity it is all the same.
When shifting the transfer hole 201 on guide plate 002 after processing is completed, transfer guide plate 002 is matched with mandibular 001 to be reconstructed
It closes, transfer guide plate 002 can make mandibular 001 to be reconstructed keep good working condition, at this point, utilizing the transfer on transfer guide plate 002
Hole 201 treats mandible reconstruction 001 and drills, and then the second fixation hole 300 is obtained on mandible reconstruction.Second is fixed
Hole 300 is corresponding with the first fixation hole, is distributed on two regions, that is, the second fixation hole 300 is distributed in mandibular to be reconstructed
On 001 mandibular corner 100 and mandibular body portion 200 on two regions.In other words, the position of the mating hole on mandible model
It sets and reflects with quantity onto the corresponding position of mandibular 001 to be reconstructed.
On mandibular 001 to be reconstructed the second fixation hole 300 drilling after the completion of, will rebuild positioning plate be fitted in it is to be reconstructed under
On the lateral surface of jawbone 001, the second fixation hole 300 on the first fixation hole and mandibular to be reconstructed 001 on positioning plate is rebuild
Quantity correspond, and the position of the second fixation hole 300 and the first fixation hole corresponds and is connected to, and is screwed onto using screw
In pairs of the first fixation hole and the second fixation hole 300, that is, complete the company for rebuilding positioning plate and mandibular 001 to be reconstructed
It connects.Since the position of the first fixation hole and the position of the second fixation hole 300 are accurate and reliable, the two cooperates precision high, using screw
After fixing reconstruction positioning plate and mandibular 001 to be reconstructed after the first fixation hole and the second fixation hole 300 of pairing, rebuild
The position of positioning plate is accurate, and solid and reliable, to improve success rate of operation, reduces operation risk, saves operation cost, is convenient for
Rehabilitation.
Fig. 3 and Fig. 4 are please referred to, in the present embodiment, optionally, will again plus positioning plate is fixed on mandibular 001 to be reconstructed
On step before, condyle positioning plate 003 of dashing forward is fixed on the mandibular corner 100 and mandibular body portion 200 of mandibular 001 to be reconstructed
On, i.e., realize that the first time in mandibular corner 100 and mandibular body portion 200 positions using the prominent positioning plate 003 of condyle.When practical operation,
The both ends of the prominent positioning plate 003 of condyle are formed with the first card slot 301 and the second card slot 302, the first card slot 301 and mandibular corner 100
Angle of mandible clamping, the second card slot 302 and the corner in mandibular body portion 200 are clamped, and then realize mandibular corner 100 and mandibular body
The fixation of the position in portion 200, the two are not susceptible to relative displacement, then, then rebuild the fixation of positioning plate, fixed convenient for rebuilding
The positioning operation of position plate, and when reconstruction positioning plate and fixed mandibular 001 to be reconstructed, the prominent rotation of condyle is not easily caused, is not susceptible to
There is situations such as asymmetric mandibular excess, arthralgia and occlusal disturbance in postoperative patient, greatly improves the success rate of operation.
When will rebuild positioning plate and fixed mandibular 001 to be reconstructed again, it is interior to reduce suitably to adjust reconstruction positioning plate
Stress.Meanwhile after positioning plate and the fixation of mandibular to be reconstructed 001 will be rebuild, the prominent positioning plate 003 of condyle can be removed, in order to rear
The progress of continuous operation, since condyle positioning plate 003 of dashing forward is located at 001 downside of mandibular to be reconstructed, remove condyle dash forward positioning plate 003 when, edge
Direction far from mandibular 001 to be reconstructed removes the prominent positioning plate 003 of condyle, will not influence the position for rebuilding positioning plate, and convenient for tearing open
It removes.
It is directly fixed with mandibular 001 to be reconstructed to rebuild positioning plate for mandible reconstruction operation method provided in this embodiment
Connection, the position for rebuilding positioning plate is solid and reliable, improves success rate of operation.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (9)
1. a kind of mandible reconstruction positioning component, which is characterized in that the positioning component includes:
Condyle is dashed forward positioning plate, and condyle positioning plate of dashing forward is used for and the lower edge of mandibular to be reconstructed is clamped.
2. mandible reconstruction positioning component according to claim 1, it is characterised in that:
The condyle dashes forward positioning plate equipped with the first card slot and the second card slot, and first card slot is used for and the mandibular to be reconstructed
Mandibular corner clamping, second card slot be used for and the mandibular to be reconstructed mandibular body portion be clamped.
3. mandible reconstruction positioning component according to claim 2, it is characterised in that:
The prominent positioning plate of the condyle includes arc panel portion and two blocking parts, and the arc panel portion has another end seal open at one end
The arc groove closed, two blocking parts are all set in the arc groove, a blocking part and the arc panel portion
First card slot is formed between open end, and described is formed between another described blocking part and the closed end of the arc panel
Two draw-in groove.
4. mandible reconstruction positioning component according to claim 3, it is characterised in that:
The blocking part has the positioning surface for being bonded with the mandibular to be reconstructed.
5. mandible reconstruction positioning component according to claim 3, it is characterised in that:
The arc panel portion is integrally formed with two blocking parts.
6. mandible reconstruction positioning component according to claim 1, it is characterised in that:
The mandible reconstruction positioning component further include rebuild positioning plate, the reconstructions positioning plate be used for fit in it is to be reconstructed under
On the outside of jawbone.
7. mandible reconstruction positioning component according to claim 6, it is characterised in that:
The reconstruction positioning plate includes first connecting portion and the second connecting portion, the first connecting portion be used for it is described to be reconstructed
The mandibular corner of mandibular connects, and the second connecting portion with the mandibular body portion of the mandibular to be reconstructed for connecting.
8. mandible reconstruction positioning component according to claim 7, it is characterised in that:
The first connecting portion is provided with the fixation hole passed through for screw.
9. mandible reconstruction positioning component according to claim 7, it is characterised in that:
The second connecting portion is provided with the fixation hole passed through for screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799481.XA CN110464482A (en) | 2019-08-28 | 2019-08-28 | Mandible reconstruction positioning component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910799481.XA CN110464482A (en) | 2019-08-28 | 2019-08-28 | Mandible reconstruction positioning component |
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| CN110464482A true CN110464482A (en) | 2019-11-19 |
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ID=68512455
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|---|---|---|---|
| CN201910799481.XA Pending CN110464482A (en) | 2019-08-28 | 2019-08-28 | Mandible reconstruction positioning component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113017765A (en) * | 2021-02-22 | 2021-06-25 | 上海交通大学医学院附属第九人民医院 | Integrated mandible osteotomy external fixation device and use method |
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Application publication date: 20191119 |