CN218066274U - Orthopedic operation channel inspection device - Google Patents
Orthopedic operation channel inspection device Download PDFInfo
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- CN218066274U CN218066274U CN202220857383.4U CN202220857383U CN218066274U CN 218066274 U CN218066274 U CN 218066274U CN 202220857383 U CN202220857383 U CN 202220857383U CN 218066274 U CN218066274 U CN 218066274U
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Abstract
The utility model relates to an orthopedic surgery passageway verifying attachment, include: the connecting support column is arranged between the upper plate and the lower plate and used for supporting the upper plate; the spine model is arranged between the upper plate and the lower plate, and a channel hole is formed in the spine model; and the precision disc is fixedly arranged on the upper plate, and a precision ring matched with the channel hole is arranged on the precision disc. The utility model discloses, realized measuring linear precision and angle precision, can realize measuring linear precision and angle precision, simple structure, the low price, and can batch production, the convenient maintenance of maintaining.
Description
Technical Field
The utility model relates to a medical accessory technical field, concretely relates to bone surgery passageway verifying attachment.
Background
The modular surgical guidance system is intended for lesion location and surgical access establishment in orthopedic surgery, and mainly consists of a robotic trolley and a three-dimensional planning trolley. The technical parameters are as follows: the linear precision is less than or equal to 1.5mm, the angle precision is less than or equal to 1 degree, the existing project type detection is completed, the production stage is entered, and the produced machine needs to meet the design indexes through detection, namely the linear precision is less than or equal to 1.5mm and the angle precision is less than or equal to 1 degree.
At present, the main detection means is a laser tracker which performs real-time positioning detection deviation by taking a laser spot as a channel deviation, but the production cost is increased due to the fact that the laser three-coordinate measuring instrument is high in price and small in application range.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a price matter just can conveniently carry out measuring bone surgery passageway verifying attachment by batch production, and is applicable to the automatic registration of software.
In order to realize the above purpose of the utility model, the utility model provides an orthopedic operation passageway verifying attachment, include:
the connecting support column is arranged between the upper plate and the lower plate and used for supporting the upper plate;
a spine model disposed between the upper plate and the lower plate;
and the fine dial is fixedly arranged on the upper plate.
In any of the above technical solutions, a groove is disposed at a center of the upper plate, and the precision disc is disposed in the groove.
In any of the above technical solutions, the precision disc is provided with a positioning pin hole.
In any of the above technical schemes, the spine model is manufactured by 3D printing and is fixed on the support base.
In any one of the above technical solutions, the supporting seat includes a supporting pillar and a base, the supporting seat is fixed on the base, and the supporting pillar is embedded in the spine model for connection.
In any of the above technical solutions, the lower plate is provided with a through hole adapted to the base.
In any of the above technical solutions, the number of the precision rings is multiple, the multiple precision rings are concentrically arranged, the radius of the first precision ring is 0.5mm, and the radius of the second precision ring is 1.5mm, which are sequentially increased.
In any of the above technical solutions, the upper plate, the lower plate, and the connecting struts are made of carbon fiber.
In any of the above technical solutions, there are 3 channel holes, where 3 channel holes are located on the same radial circle, and 3 corresponding precision rings are provided, and correspond to the channel holes one to one.
In any of the above technical solutions, the angles of the 3 passage holes are 90 °, 85 ° and 80 ° in sequence.
Compared with the prior art, the utility model discloses an orthopedic operation passageway verifying attachment, include: the connecting support column is arranged between the upper plate and the lower plate and used for supporting the upper plate; the spine model is arranged between the upper plate and the lower plate, and is provided with a passage hole; the precision disc is fixedly arranged on the upper plate, and the precision ring matched with the channel hole is arranged on the precision disc, so that the linear precision and the angle precision can be measured, the structure is simple, the price is low, the mass production can be realized, and the maintenance is convenient.
Drawings
Fig. 1 schematically shows a perspective view of an orthopedic surgery passage inspection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an orthopedic surgery passage inspection device according to an embodiment of the present invention in use;
FIG. 3 is a view schematically showing a structure of a spine model of the inspection device for an orthopedic surgery passage according to an embodiment of the present invention;
fig. 4 is a schematic top view of an orthopedic surgical access verifying device precision disc according to an embodiment of the present invention.
Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
10. an upper plate; 11. a groove; 20. a lower plate; 30. connecting the supporting columns; 40. a spine model; 41. a passage hole; 50. a precision disc; 51. a precision ring; 52. a positioning pin hole; 60. a supporting seat; 61. a support pillar; 62. a base; 70. a Kirschner wire; 80. a front end instrument; 90. a robotic arm.
Detailed Description
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 will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In describing embodiments of the present invention, the terms "longitudinal," "lateral," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and other terms are used in an orientation or positional relationship shown in the associated drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are not repeated herein, but the present invention is not limited to the following embodiments.
Referring to fig. 1 to 4, the device for examining the bone surgery passage of the present invention comprises:
an upper plate 10 and a lower plate 20, between which a connection post 30 for supporting the upper plate 10 is provided, are provided;
a spine model 40 disposed between the upper plate 10 and the lower plate 20, the spine model 40 having a passage hole 41;
the precision disc 50 is fixedly arranged on the upper plate 10, and the precision disc 50 is provided with a precision ring 51 matched with the channel hole 41.
In this embodiment, the upper plate 10 and the lower plate 20 are fixedly connected through the connecting support 30, a cavity is formed between the lower plate 20 and the lower plate 20, the spine model 40 is arranged in the cavity between the upper plate 10 and the lower plate 20, the precision dial 50 is arranged on the upper plate 10, in the using process, the end part of the mechanical arm 90 is provided with the front end instrument 80, the kirschner wire 70 is arranged on the front end instrument 80, the tip end of the kirschner wire 70 is abutted to the precision ring 51, the linear precision and the angular precision of measurement are realized, the linear precision and the angular precision of measurement can be realized, the structure is simple, the price is low, the mass production can be realized, and the maintenance is convenient.
Specifically, the inspection device is placed on an operating table, a front-end instrument 80 is arranged and installed at the end portion of a mechanical arm 90, a Kirschner wire 70 is arranged on the front-end instrument 80, planning module trolley software loads a tooling CT, the CT is processed, then the CT and an X-ray film are registered through three-dimensional planning trolley software, finally channels on the spine model 40 are respectively positioned, linear deviation is obtained from a precision ring 51, and system precision measurement is carried out through a universal angle ruler, so that detection of linear precision and angle precision is completed.
The technical indexes of the design are that the linear precision is less than or equal to 1.5mm, and the angular precision is less than or equal to 1 degree, so that the market demand is met.
As shown in fig. 4, the precision dial 50 is a single PCB plate, and has a disk shape, and the diameter of the precision ring 51 is set to 20mm.
As shown in fig. 1, in an embodiment of the present invention, preferably, a groove 11 is provided at a central position of the upper plate 10, and the precision plate 50 is disposed in the groove 11.
In this embodiment, the groove 11 is formed in the center of the upper plate 10, the precision disc 50 is embedded into the groove 11, and after the precision disc 50 is embedded into the groove 11, the upper surface of the precision disc 50 and the upper surface of the upper plate 10 are on the same plane, so that on one hand, the precision disc 50 can be quickly positioned and installed, on the other hand, the precision disc 50 can be protected, the problem that the accuracy of the precision disc 50 is reduced due to collision is avoided, and the stability and reliability of the channel inspection device are improved.
The depth of the groove 11 of the upper plate 10 is the same as the thickness of the precision disc 50, and the shape of the precision disc 50 is the same as the shape of the groove 11, that is, when the precision disc 50 is circular, the groove 11 is the circular groove 11, and the thickness of the groove 11 needs to be smaller than the thickness of the upper plate 10.
In one embodiment of the present invention, as shown in fig. 4, the fine dial 50 is preferably provided with a positioning pin hole 52.
In this embodiment, by providing the registration pin hole 52 in the precision disk 50, on the one hand, quick registration of the precision disk 50 can be achieved by the registration pin hole 52, and on the other hand, registration of the precision disk 50 can be achieved by the registration pin hole 52.
The precision disc 50 is connected with the upper plate 10, and the positioning pin hole 52 on the precision disc 50 and the upper plate 10 can be locked through a positioning pin.
The precision disc 50 and the upper plate 10 can also be connected by gluing.
In one embodiment of the present invention, preferably, the spine model 40 is made by 3D printing and fixed on the supporting base 60.
In this embodiment, backbone model 40 prints the manufacturing through 3D, and production is convenient, and is with low costs, and its material can adopt the PLA material, and backbone model 40 is fixed to be set up on supporting seat 60, can fix backbone model 40 effectively, avoids backbone model 40 to take place the position and removes and lead to the unsafe problem of precision measurement, has promoted passageway verifying attachment's stability and reliability.
In one embodiment of the present invention, preferably, the supporting seat 60 includes a supporting pillar 61 and a base 62, the supporting seat 60 is fixed on the base 62, and the supporting pillar 61 is embedded in the spine model 40 for connection.
In this embodiment, the supporting seat 60 includes a base 62 and a supporting column 61, the supporting column 61 is in a bar shape, and the embedded spine model 40 is connected and fixed, and the base 62 is used for supporting the spine model 40 as a whole, and ensures the stability of the spine model 40.
As shown in fig. 1 and 3, in one embodiment of the present invention, the lower plate 20 is preferably provided with a through hole adapted to the base 62.
In this embodiment, the lower plate 20 is provided with a through hole having the same shape and size as those of the base 62, and after the spine model 40 is fixed to the support base 60 during the assembling process, the spine model 40 and the support base 60 are integrally inserted into the through hole of the lower plate 20, and the base 62 is disposed to match the through hole.
In an embodiment of the present invention, the upper plate 10 and the connecting pillars 30 are preferably fastened together by glue, and the connecting pillars 30 and the lower plate 20 are preferably fastened together by glue.
In this embodiment, the upper plate 10 and the connecting pillars 30 are fastened together by glue, and the connecting pillars 30 and the lower plate 20 are fastened together by glue, so that the connecting method is simple, the installation is convenient, and the production cost is low.
As shown in fig. 4, in an embodiment of the present invention, preferably, the precision ring 51 is provided in a plurality, the plurality of precision rings 51 are concentrically arranged, a radius of the first precision ring 51 is 0.5mm, and a radius of the second precision ring 51 is 1.5mm, which are sequentially increased.
In this embodiment, the plurality of precision rings 51 are concentrically arranged, the radius of the first precision ring 51 is 0.5mm, the radius of the second precision ring 51 is 1.5mm, and the radius of the third precision ring 51 is 2.5mm, which are sequentially increased, and when the linear precision of the technical index is less than or equal to 1.5mm, that is, when the positioning position of the kirschner pin 70 is within the second precision ring 51, the passage hole 41 is considered to be qualified.
The precision rings 51 are concentrically arranged, and a line connecting the center of the precision rings 51 and the center of the channel hole 41 is perpendicular to the base 62.
In one embodiment of the present invention, the upper plate 10, the lower plate 20 and the connecting pillars 30 are preferably made of carbon fiber.
In this embodiment, in order to ensure X-ray transparency of the upper plate, the lower plate 20 and the connection pillars 30, the upper plate 10, the lower plate 20 and the connection pillars 30 are made of a carbon fiber material, and the diameter of the connection pillars 30 is set to 10mm.
In an embodiment of the present invention, preferably, the number of the channel holes 41 is 3, 3 channel holes 41 are located on the same radial circle, and the corresponding precision ring 51 is provided with 3 corresponding to the channel holes 41.
In this embodiment, 3 passage holes 41 are located on the same radial circle, and a positioning ring is arranged at the center of the precision disk 50, and the center of the positioning ring is located at the center of the circle formed by the 3 precision rings 51.
In an embodiment of the present invention, preferably, the angles of the 3 passage holes 41 are 90 °, 85 ° and 80 ° in sequence.
Referring to fig. 2, the present invention provides an orthopedic surgery passage testing device, which comprises the following steps:
step 1, opening two trolley devices, and placing a channel inspection device on an operating bed;
step 2, mounting the front-end instrument 80 at the mechanical arm 90, and confirming that the mounting is fastened;
step 3, loading a tooling CT by using planning module trolley software, and processing (partitioning and planning) the CT;
step 4, respectively carrying out positive position shooting and side position shooting on the tool by using a C-arm machine, transmitting the pictures to a mechanical arm 90 trolley and calibrating;
step 5, registering the CT and the X-ray film by using three-dimensional planning trolley software, and roughly manually adjusting and then automatically registering (the similarity is required to be more than 85%);
and 6, respectively positioning the three channels, reading linear deviations (the first circle is 0.5mm, the second circle is 1.5mm, and the precision is obtained in sequence) from the label, measuring the system precision by using a universal angle ruler, and recording data in a table.
The utility model discloses an orthopedic surgery passageway verifying attachment, include: the connecting support column is arranged between the upper plate and the lower plate and used for supporting the upper plate; the spine model is arranged between the upper plate and the lower plate, and a channel hole is formed in the spine model; the precision disc is fixedly arranged on the upper plate, and the precision ring matched with the channel hole is arranged on the precision disc, so that the linear precision and the angle precision can be measured, the structure is simple, the price is low, batch production can be realized, and the maintenance is convenient.
The above description is only an embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An orthopedic procedure access inspection device, comprising:
the device comprises an upper plate (10) and a lower plate (20), wherein a connecting strut (30) for supporting the upper plate (10) is arranged between the upper plate (10) and the lower plate (20);
a spine model (40) arranged between the upper plate (10) and the lower plate (20), wherein the spine model (40) is provided with a passage hole (41);
and the precision disc (50) is fixedly arranged on the upper plate (10), and a precision ring matched with the channel hole (41) is arranged on the precision disc (50).
2. The orthopedic surgical corridor testing device according to claim 1, characterized in that a groove (11) is provided at a central position of the upper plate (10), and the precision disc (50) is provided in the groove (11).
3. The orthopedic surgical tunnel examination device of claim 1, wherein the precision disc (50) is provided with a registration pin hole (52).
4. The orthopedic surgical corridor testing device according to claim 1, characterized in that the spine model (40) is made by 3D printing and fixed on a support base (60).
5. The device for examining an orthopedic surgical access according to claim 4, characterized in that the supporting seat (60) comprises a supporting column (61) and a base (62), the supporting seat (60) is fixed on the base (62), and the supporting column (61) is embedded in the spinal model (40) for connection.
6. The device for the verification of an orthopedic surgical access according to claim 5, characterized in that the lower plate (20) is provided with a through hole adapted to the seat (62).
7. The orthopedic surgical pathway inspection device of claim 1, wherein the precision rings are provided in plurality, the plurality of precision rings being concentrically arranged, a first of the precision rings having a radius of 0.5mm and a second of the precision rings having a radius of 1.5mm, increasing in sequence.
8. The orthopedic surgical channel examination device according to claim 1, characterized in that the upper plate (10), the lower plate (20) and the connection struts (30) are made of carbon fiber.
9. The orthopedic surgery passage inspection device according to claim 1, characterized in that the passage holes (41) are provided in 3, 3 passage holes (41) are located on the same radial circle, and the corresponding precision rings are provided in 3, corresponding to the passage holes (41) one to one.
10. The device for the verification of the orthopedic surgical access according to claim 9, characterized in that the angles of the 3 access holes (41) are 90 °, 85 ° and 80 ° in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220857383.4U CN218066274U (en) | 2022-04-13 | 2022-04-13 | Orthopedic operation channel inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220857383.4U CN218066274U (en) | 2022-04-13 | 2022-04-13 | Orthopedic operation channel inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218066274U true CN218066274U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220857383.4U Active CN218066274U (en) | 2022-04-13 | 2022-04-13 | Orthopedic operation channel inspection device |
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|---|---|
| CN (1) | CN218066274U (en) |
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2022
- 2022-04-13 CN CN202220857383.4U patent/CN218066274U/en active Active
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