CN206880722U - A kind of mandibular resetting means - Google Patents
A kind of mandibular resetting means Download PDFInfo
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- CN206880722U CN206880722U CN201621346779.3U CN201621346779U CN206880722U CN 206880722 U CN206880722 U CN 206880722U CN 201621346779 U CN201621346779 U CN 201621346779U CN 206880722 U CN206880722 U CN 206880722U
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- mandible
- guide plate
- lower jaw
- osteotomy guide
- osteotomy
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Abstract
This application discloses a kind of mandibular resetting means, including lower jaw reconstruction plate and Mandible Osteotomy guide plate, lower jaw reconstruction plate is the titanium bar that curved profile matches with mandible bending shape, surface carries mounting hole, maintenance is installed to mandible surface, the mechanical support as lower jaw reduction；Mandible Osteotomy guide plate is the thin slice that profile matches with mandible bending shape, inner side cladding fits in mandible outer surface, the left side or right side one end of the Mandible Osteotomy guide plate are osteotomy end, the edge at the osteotomy end is used to identify the lower cutter position for blocking mandible, the Mandible Osteotomy guide plate surface carries some positioning holes, and the positioning hole is used to position the lower jaw reconstruction plate mounting hole drilled through on mandible bone face.The application can simply, quickly and stably recover the upper lower jaw occluding relation of patient, reduce the wound to patient oral cavity, shorten operating time, reduce operating difficulty.
Description
Technical field
It the utility model is related to field of medical technology, and in particular to a kind of mandibular resetting means.
Background technology
In the operation on oral cavity for needing to amputate patient part's mandibular, after patient part's mandibular is cut out, the jaw of patient
Between occluding relation just lose, in subsequent procedures, except to carrying out transplanting Bone Defect Repari by osteotomy region, it is also necessary to accurate to recover very
To the upper lower jaw occluding relation of correction patient.
In the prior art, usually using both ends connection of the guide plate by osteotomy in operation is resetted, guide plate contact and maintenance are resetted
Healthy sclerotin in patient's osteotomy region both sides, reset guide plate and use photosensitive resin material printing shaping, guided by mechanical force,
Recover the upper lower jaw occluding relation of even correction patient, mandible is positioned to correct occlusal position.But due to light
The limitation of quick resin material intensity, it is impossible to ensure the accuracy resetted, it is necessary to install titanium mesh in mandible bone face
Fixed, and the appearance and size for resetting guide plate can be very big, limits the operative approach mode of patient, the exposure of operative incision position
The problems such as area is big, big to patient's oral wounds, and operating difficulty is big, the time is long.
Utility model content
The utility model provides a kind of mandibular resetting means, disorderly because of Mandible Osteotomy Post operation to recover patient
Random upper lower jaw occluding relation, guide plate is resetted in the prior art with using biteplate and intermaxillary wiring to substitute, is successively attached to
Cumbersome technical scheme in patient oral cavity, reduce corrective surgery cutting part exposed area and the wound to patient oral cavity, contracting
Short operating time, reduce operating difficulty.
To achieve the above object, the utility model provides a kind of mandibular resetting means, including one piece or two pieces of lower jaws
Bone osteotomy guide plate, and lower jaw reconstruction plate：
Lower jaw reconstruction plate is the titanium bar that curved profile matches with mandible bending shape, and lower jaw rebuilds plate surface
With mounting hole, lower jaw reconstruction plate installs maintenance to mandible surface by the mounting hole, as lower jaw reduction
Mechanical support；
Mandible Osteotomy guide plate is the thin slice that profile matches with mandible bending shape, and inner side cladding fits in patient
Mandibular outer surface, the left side or right side one end of Mandible Osteotomy guide plate are osteotomy end, and the edge at osteotomy end blocks for mark
The lower cutter position of mandible, Mandible Osteotomy guide plate surface carry some positioning holes, and positioning hole drills through patient for positioning
Lower jaw reconstruction plate mounting hole on mandibular bone face.
Alternatively, the curved profile of lower jaw reconstruction plate, moulded according to the postoperative mandible model of patient
Shape obtains.
Alternatively, the positioning hole on Mandible Osteotomy guide plate surface, according to the postoperative mandibular mould of patient
Lower jaw reconstruction plate mounting hole in type, positioning drill through acquisition.
Alternatively, the moulding material of Mandible Osteotomy guide plate is photosensitive resin, passes through three-dimensional printing technology
Integrated molding, the rolling shape of Mandible Osteotomy guide plate medial surface match with mandible surface undulation form.
A kind of Mandible Osteotomy guide plate provided by the utility model, the Mandible Osteotomy guide plate are profile and mandible
The thin slice of bending shape matching, inner side cladding fit in mandible outer surface, the left side or right side of Mandible Osteotomy guide plate
One end is osteotomy end, and the edge at osteotomy end is used to identify the lower cutter position for blocking mandible, Mandible Osteotomy guide plate surface
With some positioning holes, positioning hole is used to position the lower jaw reconstruction plate mounting hole drilled through on mandible bone face.
Alternatively, the positioning hole on Mandible Osteotomy guide plate surface, according on the postoperative mandible model of patient
Lower jaw reconstruction plate mounting hole, positioning drill through acquisition.
Alternatively, the moulding material of Mandible Osteotomy guide plate is photosensitive resin, passes through three-dimensional printing technology
Integrated molding, the rolling shape of Mandible Osteotomy guide plate medial surface match with mandible surface undulation form.
A kind of preparation method of mandibular resetting means provided by the utility model, comprises the following steps：
In Mandible Osteotomy operation consent, using digitizing technique, according to surgery planning, the postoperative mandibular mould of patient is made
Type；
Using postoperative mandible model, according to surgery planning, the Mandible Osteotomy guide plate without mounting-positioning holes is made；
Using postoperative mandible model, the standard medical titanium bonding jumper with mounting hole is carried out it is moulding, obtain with trouble
The lower jaw reconstruction plate of the postoperative mandible model bending shape matching of person；
Lower jaw reconstruction plate is fixed on postoperative mandible model, the mounting hole hole position of corresponding lower jaw reconstruction plate, after surgery under
Drilled on jawbone model；
Bone-culting operation is simulated, the Mandible Osteotomy guide plate without positioning hole is attached to postoperative mandible model, it is corresponding
The hole position on postoperative mandible model surface, positioning hole is drilled through on the Mandible Osteotomy guide plate without positioning hole, obtain lower jaw
Bone osteotomy guide plate.
Alternatively, during being drilled after surgery on mandible model, hole position is positioned using one group of metering pin
Center, the centrical method of positioning hole are：
According to the installation pore diameter size of lower jaw reconstruction plate, the metering pin of diameter matches is selected, metering pin is inserted perpendicularly into installation
Hole, the center in location and installation hole, drills on mandible model after surgery.
Alternatively, mounting-positioning holes are drilled through on the Mandible Osteotomy guide plate without mounting-positioning holes
During, hole position center is positioned using one group of metering pin, the centrical method of positioning hole is：
According to the hole position diameter on postoperative mandible model, the metering pin of diameter matches is selected, metering pin is inserted perpendicularly into
Hole position, the center of hole position is positioned, drilled on the Mandible Osteotomy guide plate without mounting-positioning holes.
Alternatively, one group of above-mentioned metering pin is length 50mm, interval between diameters 0.01mm, machining accuracy
0.001mm metal bar group.
Alternatively, the preparation method of mandibular resetting means provided by the utility model, in addition to it is following
To the setting accuracy detecting step of Mandible Osteotomy guide plate upper Positioning holes：
Simulation osteotomy is carried out to the postoperative mandible model of patient using Mandible Osteotomy guide plate, before osteotomy is simulated, to
The mounting-positioning holes carried on Mandible Osteotomy guide plate drill on mandible model after surgery；
Hole position on corresponding postoperative mandible model, postoperative mandible model surface is attached to by lower jaw reconstruction plate；
The prominent spacing of height, condyle of being dashed forward using survey tool to the condyle of postoperative mandible model both sides and facing are highly surveyed
Amount.
The utility model has the advantage of：Needing to block in the operation of mandible, by using fixed with installation
The Mandible Osteotomy guide plate in position hole implements osteotomy, before mandible is blocked, according to the positioning hole carried on osteotomy guide plate,
Drilled out on mandible for install it is moulding after lower jaw reconstruction plate hole position, after the completion of osteotomy, will be moulding after lower jaw rebuild
The hole position that plate is corresponded on mandible is attached to mandible outer surface, you can simply, quickly and stably recovers on patient
Lower jaw occluding relation.By using resetting means provided by the utility model, i.e. installation reset guide plate instead of in the prior art
The cumbersome reset schemes of metal fixing plate are installed again, by the positioning hole information carried on osteotomy guide plate, it is determined that and drilling through lower jaw
The mounting hole site of bone remoulding plate, so as to only need lower jaw reconstruction plate being attached in patient oral cavity, reduce corrective surgery notch
Position since it is desired that install simultaneously resets the problem of guide plate and big cutting part exposed area caused by metal fixing plate, effectively
Reduce the wound to patient oral cavity, while shorten operating time, reduce operating difficulty.
Brief description of the drawings
Fig. 1 is a kind of mandibular resetting means schematic diagram that the utility model embodiment provides；
Fig. 2 is a kind of Mandible Osteotomy guide plate schematic diagram that the utility model embodiment provides；
Fig. 3 is a kind of Mandible Osteotomy guide plate application schematic diagram that the utility model embodiment provides；
Fig. 4 is a kind of mandibular resetting means preparation method schematic flow sheet provided by the utility model.
Embodiment
With reference to the accompanying drawings and in conjunction with specific embodiments, the utility model is described in further detail.
A kind of mandibular resetting means that the utility model embodiment provides, as shown in figure 1,
Including one piece or two pieces of Mandible Osteotomy guide plates 1, and lower jaw reconstruction plate 2：
The titanium bar that lower jaw reconstruction plate 2 matches for curved profile with mandible bending shape, the table of lower jaw reconstruction plate 2
Face carries mounting hole 21, and lower jaw reconstruction plate is installed maintenance to mandible surface by the mounting hole, answered as mandibular
The mechanical support of position；
Mandible Osteotomy guide plate 1 is the thin slice that profile matches with mandible bending shape, and the cladding of inner side 11 fits in
Mandible outer surface, the left side or right side one end of Mandible Osteotomy guide plate are osteotomy end 12, and the edge at osteotomy end is used to mark
Know the lower cutter position for blocking mandible, the surface of Mandible Osteotomy guide plate 1 carries some positioning holes 13, and positioning hole 13 is used for fixed
Position drills through the lower jaw reconstruction plate mounting hole on mandible bone face.
Bone-culting operation is implemented by using the Mandible Osteotomy guide plate with mounting-positioning holes, mandible can blocked
Before, the hole position for lower jaw reconstruction plate is drilled out, after the completion of osteotomy, will be moulding after lower jaw reconstruction plate correspond on mandible
Hole position be attached to mandible outer surface, you can it is simple, quickly and stably recover the upper lower jaw occluding relation of patient, reduce
Corrective surgery cutting part exposed area and the wound to patient oral cavity, shorten operating time, reduce operating difficulty.
Optionally, the curved profile of lower jaw reconstruction plate, moulding acquisition is carried out according to the postoperative mandible model of patient.
Optionally, the positioning hole on Mandible Osteotomy guide plate surface, rebuild according to the lower jaw on the postoperative mandible model of patient
Plate mounting hole, positioning drill through acquisition.
As digitizing technique in recent years is in the gradual application of Maxillary region medical field, surgery planning is simulated in the preoperative, is made
The postoperative mandible model of patient is made, the transmission medium of lower jaw reconstruction plate position of mounting hole is used as by postoperative mandible model,
To get the positioning hole for being accurately positioned installation lower jaw reconstruction plate on Mandible Osteotomy guide plate.
Optionally, the moulding material of Mandible Osteotomy guide plate is photosensitive resin, by three-dimensional printing technology integrated molding,
The rolling shape of Mandible Osteotomy guide plate medial surface matches with mandible surface undulation form.
By designing and producing for the postoperative mandible model of patient, photosensitive resin integration printing shaping, machining accuracy are used
Height, it is applied to the Mandible Osteotomy guide plate of specific operation application using existing structure design data, has ensured that follow-up mandibular is cut
The accuracy of bone conduction plate upper Positioning holes positioning.
A kind of Mandible Osteotomy guide plate that the utility model embodiment provides, as shown in Figures 2 and 3, Mandible Osteotomy is led
Plate 1 is the thin slice that profile matches with mandible bending shape, and the cladding of inner side 11 fits in the outer surface of mandible 3, under
The left side or right side one end of jawbone osteotomy guide plate are osteotomy end 12, and the edge at osteotomy end, which is used to identify, to be blocked under mandible
Cutter position, Mandible Osteotomy guide plate surface carry some positioning holes 13, and positioning hole 13 drills through the bone face of mandible 3 for positioning
On lower jaw reconstruction plate mounting hole.
Optionally, the positioning hole on Mandible Osteotomy guide plate surface, rebuild according to the lower jaw on the postoperative mandible model of patient
Plate mounting hole, positioning drill through acquisition.
Optionally, the moulding material of Mandible Osteotomy guide plate is photosensitive resin, by three-dimensional printing technology integrated molding,
The rolling shape of Mandible Osteotomy guide plate medial surface matches with mandible surface undulation form.
The preparation method for a kind of mandibular resetting means that the utility model embodiment provides, as shown in figure 4, including following
Step：
Step 401, in Mandible Osteotomy operation consent, using digitizing technique, according to surgery planning, make patient it is postoperative under
Jawbone model；
Step 402, using postoperative mandible model, according to surgery planning, the mandibular without mounting-positioning holes is made
Osteotomy guide plate；
Step 403, it is moulding to the standard medical titanium bonding jumper progress with mounting hole using postoperative mandible model, obtain
Obtain the lower jaw reconstruction plate matched with the postoperative mandible model bending shape of patient；
Step 404, lower jaw reconstruction plate is fixed on postoperative mandible model, corresponds to the mounting hole hole position of lower jaw reconstruction plate,
Drilled after surgery on mandible model；
Step 405, bone-culting operation is simulated, the Mandible Osteotomy guide plate without positioning hole is attached to postoperative mandibular mould
Type, the hole position on corresponding postoperative mandible model surface, drills through positioning hole on the Mandible Osteotomy guide plate without positioning hole, obtains
Obtain Mandible Osteotomy guide plate.
Pass through above method step, you can the Mandible Osteotomy guide plate with mounting-positioning holes is obtained, it is auxiliary using the guide plate
Help Mandible Osteotomy operation consent, you can will be subsequently used for recovering and stablize needed for the lower jaw reconstruction plate of the upper lower jaw occluding relation of patient
The mounting hole wanted is got on the mandibular bone face of patient, after the completion of osteotomy, directly will be moulding after lower jaw reconstruction plate be attached to trouble
Person's mandibular outer surface, simply, quickly and stably recovers the upper lower jaw occluding relation of patient, and substitution passes through reset in the prior art
Guide plate reset after, again in art mounting plate technical scheme, reduce corrective surgery cutting part exposed area and to suffer from
The wound in person oral cavity, shorten operating time, reduce operating difficulty.
Optionally, during being drilled after surgery on mandible model, hole position center, positioning hole are positioned using one group of metering pin
Centrical method is：
According to the installation pore diameter size of lower jaw reconstruction plate, the metering pin of diameter matches is selected, metering pin is inserted perpendicularly into installation
Hole, the center in location and installation hole, drills on mandible model after surgery.
Optionally, during drilling through mounting-positioning holes on the Mandible Osteotomy guide plate without mounting-positioning holes, make
Hole position center is positioned with one group of metering pin, the centrical method of positioning hole is：
According to the hole position diameter on postoperative mandible model, the metering pin of diameter matches is selected, metering pin is inserted perpendicularly into
Hole position, the center of hole position is positioned, drilled on the Mandible Osteotomy guide plate without mounting-positioning holes.
In above two alternative, using metering pin auxiliary bore hole, the principle of lifting hole bit transition precision is identical, this be because
Be, lower jaw reconstruction plate after moulding, due to distortion of the lower jaw reconstruction plate in moulding process, mounting hole thereon there occurs
Compared with large deformation, by using with the metering pin that hole position diameter matches after deformation, be inserted perpendicularly into hole position, can be with simple and quick
Find hole position center, then the perpendicularity of nail during subsequent openings bit transition is guided by metering pin, it is simple and significantly carry
Rise the accuracy of hole position transfer.
Optionally, one group of above-mentioned metering pin is length 50mm, interval between diameters 0.01mm, machining accuracy 0.001mm metal
Rod group, data above are the conventional metering pin parameter in practical clinical.
Optionally, the preparation method for the mandibular resetting means that the utility model embodiment provides, in addition to below under
The setting accuracy detecting step of jawbone osteotomy guide plate upper Positioning holes：
Simulation osteotomy is carried out to the postoperative mandible model of patient using Mandible Osteotomy guide plate, before osteotomy is simulated, to
The mounting-positioning holes carried on Mandible Osteotomy guide plate drill on mandible model after surgery；
Hole position on corresponding postoperative mandible model, postoperative mandible model surface is attached to by lower jaw reconstruction plate；
The prominent spacing of height, condyle of being dashed forward using survey tool to the condyle of postoperative mandible model both sides and facing are highly surveyed
Amount.
By above-mentioned accuracy detection step, the mounting-positioning holes that are carried on Mandible Osteotomy guide plate can be determined in the preoperative
Position accuracy is detected：The Post operation model for operation section bone will have been simulated, installing the model of reconstruction plate and printing uses high
Chi is spent, slide calliper rule correspond to same position measurement and checked, such as gnathism height, gnathism spacing and facing to mandible model both sides
Highly measure, measurement result is contrasted with postoperative mandible model initial data, comparing result deviation ± 1mm with
It is interior, you can to think that the postoperative occluding relation of patient recovers normal.
Finally it should be noted that above-described embodiment is only illustrating the technical solution of the utility model, rather than to this reality
With new limitation.It will be understood by those within the art that still can be to the technical side described in previous embodiment
Case is modified, and either carries out equivalent substitution to which part or all technical characteristic, and these are changed or are replaced, and this
A little modifications are replaced, and the essence of appropriate technical solution is departed from the scope of technical solutions of the utility model.
Claims (7)
1. a kind of mandibular resetting means, including one piece or two pieces of Mandible Osteotomy guide plates, and lower jaw reconstruction plate, its feature exist
In：
The titanium bar that the lower jaw reconstruction plate matches for curved profile with mandible bending shape, the lower jaw reconstruction plate
Surface carries mounting hole, and the lower jaw reconstruction plate installs maintenance to mandible surface by the mounting hole, as lower jaw
The mechanical support of reduction；
The Mandible Osteotomy guide plate is the thin slice that profile matches with mandible bending shape, and inner side cladding fits in patient
Mandibular outer surface, the left side or right side one end of the Mandible Osteotomy guide plate are osteotomy end, and the edge at the osteotomy end is used for
Mark blocks the lower cutter position of mandible, and the Mandible Osteotomy guide plate surface carries some positioning holes, the positioning hole
For positioning the lower jaw reconstruction plate mounting hole drilled through on mandible bone face.
2. resetting means according to claim 1, it is characterised in that：The curved profile of the lower jaw reconstruction plate, according to trouble
The postoperative mandible model of person carries out moulding acquisition.
3. resetting means according to claim 1, it is characterised in that：The positioning on the Mandible Osteotomy guide plate surface
Hole, according to the lower jaw reconstruction plate mounting hole on the postoperative mandible model of patient, positioning drills through acquisition.
4. resetting means according to claim 1 or 2, it is characterised in that：The moulding material of the Mandible Osteotomy guide plate
For photosensitive resin, by three-dimensional printing technology integrated molding, the rolling shape of the Mandible Osteotomy guide plate medial surface and trouble
Person's mandibular surface undulation form matches.
A kind of 5. Mandible Osteotomy guide plate, it is characterised in that：The Mandible Osteotomy guide plate is that profile is bent with mandible
The thin slice of form matching, inner side cladding fit in mandible outer surface, the left side or right side of the Mandible Osteotomy guide plate
One end is osteotomy end, and the edge at the osteotomy end is used to identify the lower cutter position for blocking mandible, the Mandible Osteotomy
Guide plate surface carries some positioning holes, and the positioning hole is used to position the lower jaw reconstruction plate installation drilled through on mandible bone face
Hole.
6. Mandible Osteotomy guide plate according to claim 5, it is characterised in that：The institute on the Mandible Osteotomy guide plate surface
Positioning hole is stated, according to the lower jaw reconstruction plate mounting hole on the postoperative mandible model of patient, positioning drills through acquisition.
7. the Mandible Osteotomy guide plate according to claim 5 or 6, it is characterised in that：The Mandible Osteotomy guide plate into
Section bar material is photosensitive resin, by three-dimensional printing technology integrated molding, the fluctuating shape of the Mandible Osteotomy guide plate medial surface
State matches with mandible surface undulation form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346779.3U CN206880722U (en) | 2016-12-09 | 2016-12-09 | A kind of mandibular resetting means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346779.3U CN206880722U (en) | 2016-12-09 | 2016-12-09 | A kind of mandibular resetting means |
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| Publication Number | Publication Date |
|---|---|
| CN206880722U true CN206880722U (en) | 2018-01-16 |
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| CN201621346779.3U Active CN206880722U (en) | 2016-12-09 | 2016-12-09 | A kind of mandibular resetting means |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606823A (en) * | 2016-12-09 | 2018-10-02 | 深圳市普天阳医疗科技股份有限公司 | A kind of mandibular resetting apparatus and production method |
| CN109864821A (en) * | 2019-04-03 | 2019-06-11 | 深圳市艾科赛龙科技股份有限公司 | A kind of production method of surgical navigation plate |
| CN110464482A (en) * | 2019-08-28 | 2019-11-19 | 南京市口腔医院 | Mandible reconstruction positioning component |
-
2016
- 2016-12-09 CN CN201621346779.3U patent/CN206880722U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108606823A (en) * | 2016-12-09 | 2018-10-02 | 深圳市普天阳医疗科技股份有限公司 | A kind of mandibular resetting apparatus and production method |
| CN109864821A (en) * | 2019-04-03 | 2019-06-11 | 深圳市艾科赛龙科技股份有限公司 | A kind of production method of surgical navigation plate |
| CN110464482A (en) * | 2019-08-28 | 2019-11-19 | 南京市口腔医院 | Mandible reconstruction positioning component |
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