CN210277283U - Bone cutting guide plate for maxilla giant tumors - Google Patents
Bone cutting guide plate for maxilla giant tumors Download PDFInfo
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- CN210277283U CN210277283U CN201920346358.8U CN201920346358U CN210277283U CN 210277283 U CN210277283 U CN 210277283U CN 201920346358 U CN201920346358 U CN 201920346358U CN 210277283 U CN210277283 U CN 210277283U
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- osteotomy
- guide plate
- maxilla
- groove
- bone
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- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 39
- 210000002050 maxilla Anatomy 0.000 title claims abstract description 31
- 210000000988 bone and bone Anatomy 0.000 title abstract description 65
- 238000005520 cutting process Methods 0.000 title abstract description 33
- 230000002787 reinforcement Effects 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000019771 cognition Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000003128 head Anatomy 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000007493 shaping process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000002316 cosmetic surgery Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000256 facial nerve Anatomy 0.000 description 1
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- 210000000214 mouth Anatomy 0.000 description 1
- 210000004977 neurovascular bundle Anatomy 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of medical instruments for oral and maxillofacial surgery, in particular to a maxilla huge tumor bone cutting guide plate, which aims to solve the problem that in the actual operation process of maxilla huge tumor, the bone cutting lines of huge tumor are staggered, so that the bone cutting of the bone cutting line designed before the operation is difficult to be performed accurately in the operation; the osteotomy groove comprises at least one first osteotomy groove arranged along the longitudinal direction, at least one second osteotomy groove arranged along the transverse direction, and at least one third osteotomy groove inclined towards any direction, the first osteotomy groove, the second osteotomy groove and the third osteotomy groove are mutually staggered and connected in sequence from head to tail, and a fourth osteotomy groove arranged along the edge is further formed in one side of the osteotomy guide plate body.
Description
Technical Field
The utility model relates to an oral cavity maxillofacial surgery medical instrument technical field, concretely relates to huge tumour of upper jaw cuts bone baffle.
Background
At present, the digital biotechnology is rapidly developed and widely applied to surgical clinics. Among them, the techniques that can accurately convert preoperative designs into intraoperative operations include surgical navigation and guide plates. The operation navigation needs to register the information of CT, MRI and the like before or during the operation with the patient entity through a large-scale and expensive navigator, and not only the operation is complex, but also the navigation fails. The surgical guide plate technology has a certain application in orthopedics, plastic surgery and maxillofacial surgery, the used data mostly come from CT or three-dimensional scanning, the requirement on equipment is high, the guide plate design process is also complex, and special engineering technicians are needed.
In the actual operation process aiming at the maxilla huge tumor, the requirements on operation instruments and operation skills are higher due to the limited visual field and operation, and the operation effect depends on the clinical experience of doctors to a great extent; however, a doctor can only operate according to reading and cognition of a preoperative CT image, cannot observe the tissue structure and adjacent relation of an upper jaw bone in the operation in real time, such as walking of an upper alveolar neurovascular bundle, and the like, and excessive traction also easily causes damage to facial nerves, so that the risk of the operation is increased. Meanwhile, doctors also have experience and hand feeling in grasping the osteotomy amount, and the osteotomy lines of huge tumors are staggered, so that the operation is difficult to be accurately performed. Therefore, how to precisely cut the bone according to the preoperative osteotomy line in the operation and reduce the occurrence of complications is a problem to be solved urgently in the technical expression of the maxilla huge tumor osteotomy.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the actual operation in-process of the huge tumour of upper jaw, because the osteotomy line of huge tumour is crisscross numerous, is difficult to the accurate defect of cutting the bone according to the osteotomy line of design before the art in the art to provide a huge tumour of upper jaw cuts the bone baffle.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the maxilla huge tumor osteotomy guide plate comprises an osteotomy guide plate body, wherein an arc-shaped surface tightly attached to the surface of a maxilla is formed on the inner side of the osteotomy guide plate body, an osteotomy groove capable of containing an electric saw blade is formed in the osteotomy guide plate body, and the osteotomy groove is consistent with the position of an osteotomy line and the osteotomy amount;
the osteotomy groove comprises at least one first osteotomy groove arranged along the longitudinal direction, at least one second osteotomy groove arranged along the transverse direction, and at least one third osteotomy groove inclined towards any direction, the first osteotomy groove, the second osteotomy groove and the third osteotomy groove are mutually staggered and connected in sequence from head to tail, and a fourth osteotomy groove arranged along the edge is further formed in one side of the osteotomy guide plate body.
Optionally, the osteotomy guide body is provided with an observation hole for observing the fitting degree of the osteotomy guide body and the maxillary bone surface.
Optionally, the end of the bone cutting guide body close to the side of the maxilla is provided with a positioning hole.
Optionally, the osteotomy guide body is provided with four reinforcement holes arranged close to the osteotomy groove or the observation hole, and the four reinforcement holes are arranged in a rhombic distribution manner.
Optionally, each of the positioning holes and the reinforcing holes is a nail hole with a diameter of 2 mm.
Optionally, the bone cutting guide body is made of photosensitive resin.
The utility model discloses technical scheme has following advantage:
1. the utility model discloses a huge tumour of upper jaw cuts bone baffle will cut the inboard of bone baffle body and closely laminate with the upper jaw surface to set up the bone cutting groove that can hold the electric saw bit on cutting bone baffle body, make bone cutting groove and cut bone line, cut the bone volume identical, thereby can guide the angle that the saw bit cut the bone in order to cut off huge tumour, let the operation more accurate, can guide the doctor to accomplish the huge tumour of upper jaw and cut the bone operation.
2. The utility model discloses a huge tumour of upper jaw cuts bone baffle, the setting in osteotomy groove makes the first osteotomy groove of vertical setting, along the second osteotomy groove of horizontal setting, towards the third osteotomy groove crisscross each other and head and tail end connection in order that arbitrary direction slope set up to open the fourth osteotomy groove that has the edgewise setting on one side of cutting bone baffle body, guarantee with this that the bone volume of cutting with huge tumour is identical, can accurate cut the part that the bone needs to be amputated.
3. The utility model discloses a huge tumour of upper jaw cuts bone baffle, the setting in observation hole to in the doctor knows cut bone baffle body and upper jaw bone face laminating degree, ensures bone face and baffle and laminates mutually, and reduced and cut bone baffle production material, reduce cost has more shortened the preparation time, prepares the shortening time for patient's operation promptly.
4. The utility model discloses a huge tumour of upper jaw bone cuts bone baffle, the setting of locating hole, according to reading and the cognition of CT image before the art, closely laminate the inboard and upper jaw surface of cutting bone baffle body, the rethread locating hole will cut bone baffle body and fix on human maxilla, prevent that the baffle from shifting by a wide margin to in order to follow-up monolithic stationary behind the continuous angular adjustment.
5. The utility model discloses a huge tumour of upper jaw cuts bone baffle is the reinforcement hole that the rhombus distributes, has improved fixed strength on the one hand, and on the other hand it moves towards the orbit of having avoided the scalpel to follow the cooperation of locating hole and reinforcement hole through the titanium nail, can firmly fix this cuts bone baffle body to the upper jaw, make and cut the bone baffle and can accurately cut bone and bone piece location in the art.
6. The utility model discloses a huge tumour of upper jaw cuts bone baffle chooses for use photosensitive resin material preparation to cut bone baffle body, and it has that the solidification is quick, the shaping precision is high, surface effect is good, have type ABS performance, mechanical strength is high, low smell, resistant storage, characteristics that the commonality is strong to utilize 3D printing technique, make the operation more accurate reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an installation structure of a maxilla giant tumor osteotomy guide plate in an embodiment of the present invention;
fig. 2 is a schematic view of the overall structure of the maxillary giant tumor osteotomy guide plate according to an embodiment of the present invention.
Description of reference numerals:
1. a bone cutting guide plate body; 2. a osteotomy slot; 21. a first osteotomy groove; 22. a second osteotomy slot; 23. a third osteotomy slot; 3. positioning holes; 31. reinforcing holes; 4. and (6) observing holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a huge tumour of upper jaw cuts bone baffle, as shown in figure 1, including cutting bone baffle body 1, the inboard of this bone baffle body 1 of cutting is formed with the arcwall face of closely laminating with the upper jaw bone surface, in addition, it has the bone cutting groove 2 that can hold the electric saw bit to cut to open on the bone baffle body 1 of cutting for bone cutting groove 2 is unanimous with the bone cutting line, the volume of cutting bone, thereby the angle that can guide the saw bit to cut the bone is in order to cut off huge tumour, let the operation more accurate, can guide the doctor to accomplish the huge tumour of upper jaw bone and cut the bone operation.
Since the osteotomy lines of the huge tumor are staggered more, the osteotomy lines in different directions need to be designed on a large osteotomy guide plate, and specifically, as shown in fig. 1 and fig. 2, the osteotomy groove 2 comprises at least one first osteotomy groove 21 arranged along the longitudinal direction, at least one second osteotomy groove 22 arranged along the transverse direction, and at least one third osteotomy groove 23 inclined towards any direction, meanwhile, the first osteotomy groove 21, the second osteotomy groove 22 and the third osteotomy groove 23 are staggered with each other and connected in sequence from head to tail, and one side of the osteotomy guide plate body 1 is provided with a fourth osteotomy groove 24 arranged along the edge, so as to ensure that the osteotomy amount of the huge tumor is matched, and the part of the bone to be cut can be cut accurately.
As shown in fig. 1 and 2, the osteotomy guide body 1 is provided with an observation hole 4 with a diameter not less than 2cm, so that a doctor can know the fitting degree of the osteotomy guide body 1 and the maxillary bone surface and ensure that the bone surface is fitted with the guide plate. On the other hand, the arrangement of the observation hole 4 reduces the production materials of the bone cutting guide plate, reduces the cost and shortens the manufacturing time, namely the time for preparing the operation of the patient is shortened.
As shown in fig. 1, the end of the bone cutting guide plate body 1 close to the side of the maxilla is provided with a positioning hole 3, so that a doctor firstly closely fits the inner side of the bone cutting guide plate body 1 with the surface of the maxilla according to reading and cognition of preoperative CT images, and then fixes the bone cutting guide plate body 1 on the maxilla of a human body through the positioning hole 3, thereby preventing the guide plate from greatly deviating and facilitating follow-up integral fixation after continuous angle adjustment.
As shown in fig. 2, the osteotomy guide body 1 is provided with four reinforcing holes 31 near the osteotomy groove 2 or the observation hole 4, and the four reinforcing holes 31 are arranged in a rhombic distribution manner, so that the fixing strength is improved, and the trend of the reinforcing holes avoids the track of a scalpel. In the embodiment of the present invention, each of the positioning holes 3 and the reinforcing holes 31 is a nail hole with a diameter of 2mm, and the titanium nail is matched with the positioning holes 3 and the reinforcing holes 31, so that the bone cutting guide body 1 can be firmly fixed to the maxilla, and the bone cutting guide can accurately cut the bone and position the bone blocks in the operation.
In the utility model discloses in this embodiment, choose photosensitive resin material preparation to cut bone baffle body 1 for use, it has that the solidification is quick, the shaping precision is high, surface effect is good, have type ABS performance, mechanical strength is high, low smell, resistant storage, characteristics that the commonality is strong to utilize 3D printing technique, make the operation more accurate reliable.
The working principle of the maxillary giant tumor bone cutting guide plate is as follows: according to reading and cognition of CT image before the art, at first, closely laminate the inboard and the maxilla surface of cutting bone baffle body 1, rethread locating hole 3 will cut bone baffle body 1 and be fixed in the maxilla, prevent that the baffle from shifting by a wide margin, and know the laminating degree of cutting bone baffle body 1 and maxilla bone face from observation hole 4, through the cooperation of titanium nail with reinforced hole 31, can firmly fix this cutting bone baffle body 1 to the maxilla, rely on first osteotomy groove 21, second osteotomy groove 22, third osteotomy groove 23, fourth osteotomy groove 24, guarantee to coincide with the osteotomy volume of huge tumour, thereby the angle of saw bit osteotomy can be guided in order to amputate huge tumour, guide the doctor to accomplish the huge tumour osteotomy operation of maxilla.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (6)
1. The maxilla huge tumor osteotomy guide plate comprises an osteotomy guide plate body (1), and is characterized in that an arc-shaped surface tightly attached to the surface of a maxilla is formed on the inner side of the osteotomy guide plate body (1), an osteotomy groove (2) capable of accommodating an electric saw blade is formed in the osteotomy guide plate body (1), and the osteotomy groove (2) is consistent with the position of an osteotomy line and the osteotomy amount;
the osteotomy guide plate comprises an osteotomy guide plate body (1), wherein the osteotomy guide plate body is provided with an osteotomy guide plate body (2) and an osteotomy guide plate body, the osteotomy guide plate body is provided with a first osteotomy groove (21) and a second osteotomy groove (22), the osteotomy groove (2) comprises at least one first osteotomy groove (21) which is arranged along the longitudinal direction, at least one second osteotomy groove (22) which is arranged along the transverse direction, and at least one third osteotomy groove (23) which is arranged towards any direction in an inclined mode, the first osteotomy groove (21), the second osteotomy groove (22) and the third osteotomy groove (23) are.
2. The maxilla giant tumor osteotomy guide plate according to claim 1, wherein said osteotomy guide plate body (1) is provided with an observation hole (4) for observing the degree of contact between said osteotomy guide plate body (1) and the maxilla surface.
3. The maxilla giant tumor osteotomy guide plate according to claim 2, wherein the end of said osteotomy guide body (1) near the maxilla side is provided with a positioning hole (3).
4. The maxilla giant tumor osteotomy guide according to claim 3, wherein said osteotomy guide body (1) has four reinforcement holes (31) disposed near said osteotomy groove (2) or said observation hole (4), said four reinforcement holes (31) being disposed in a diamond-shaped distribution.
5. The maxilla giant tumor osteotomy guide of claim 4, wherein each of said pilot holes (3) and reinforcement holes (31) is a nail hole with a diameter of 2 mm.
6. The maxilla giant tumor osteotomy guide of claim 1, wherein said osteotomy guide body (1) is made of photosensitive resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346358.8U CN210277283U (en) | 2019-03-18 | 2019-03-18 | Bone cutting guide plate for maxilla giant tumors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346358.8U CN210277283U (en) | 2019-03-18 | 2019-03-18 | Bone cutting guide plate for maxilla giant tumors |
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| Publication Number | Publication Date |
|---|---|
| CN210277283U true CN210277283U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920346358.8U Expired - Fee Related CN210277283U (en) | 2019-03-18 | 2019-03-18 | Bone cutting guide plate for maxilla giant tumors |
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| Country | Link |
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| CN (1) | CN210277283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569260A (en) * | 2020-11-18 | 2022-06-03 | 中山大学附属口腔医院 | Guiding plate for positioning after maxillary osteotomy |
-
2019
- 2019-03-18 CN CN201920346358.8U patent/CN210277283U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114569260A (en) * | 2020-11-18 | 2022-06-03 | 中山大学附属口腔医院 | Guiding plate for positioning after maxillary osteotomy |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |