Orthopedic surgery practical operation simulation guiding device

By introducing a light guide structure and an external computer control system into the orthopedic surgery simulation device, the problem of lack of guidance in existing devices has been solved, achieving efficient learning guidance and convenient maintenance, thus improving learning and maintenance efficiency.

CN121122107BActive Publication Date: 2026-02-10FUJIAN PROVINCIAL HOSPITAL
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Patent Information

Application Number
CN202511674122.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-11-14
Publication Date
2026-02-10
Estimated Expiration
2045-11-14

AI Technical Summary

Technical Problem

Existing orthopedic surgical simulation devices lack effective guidance structures, resulting in low learning efficiency for beginners. Furthermore, damage to the auxiliary structures requires complete replacement, increasing maintenance costs and time.

Method used

A simulation guidance device for orthopedic surgery was designed, comprising a cabinet structure, a light guide structure, and an external computer control system. It simulates human tissue through light guide blocks and tissue layers, and uses optical fibers to transmit light to guide learners to complete the correct operation steps. Damaged parts can be replaced individually, reducing the frequency of overall replacement.

Benefits of technology

It improves the efficiency of instruction for learners, reduces maintenance costs and time, and enhances the portability and maintenance efficiency of the device.

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Abstract

The application belongs to the technical field of teaching instruments, and particularly discloses a simulation guiding device for orthopedic surgery operation, which comprises a cabinet structure, a mounting cavity is fixed on the cabinet structure, mounting grids are fixed at equal intervals in the mounting cavity, a light-emitting element is fixed to the rear side of the inner wall of the mounting cavity, a light guide structure is embedded in each mounting grid, an installation plate is fixed to the top surface of the cabinet structure, an auxiliary structure is arranged above the installation plate, an installation column is fixed to the lower part of the auxiliary structure, and the installation column is clamped with the installation plate. The tissue layers in the device are distributed on the auxiliary structure according to the distribution of human tissues, meanwhile, the control end of the light guide structure is connected with an external computer, and a control system is arranged in the external computer. The external computer can control the light guide blocks to sequentially transmit light to the tissue layers according to the steps required by learners to learn, thereby facilitating the learners to complete the orthopedic surgery operation according to accurate steps.
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Description

Technical Field

[0001] This invention belongs to the field of teaching equipment technology, and specifically discloses an orthopedic surgery practice simulation guidance device. Background Technology

[0002] In the process of teaching orthopedic surgery, practical simulation devices are needed. Currently, practical simulation devices suitable for orthopedic surgery teaching on the market usually include a prosthesis structure and an auxiliary structure connected to the prosthesis structure. In actual use, learners can perform actual operations on the prosthesis structure. The auxiliary structure can drive the tissue in the prosthesis structure to simulate the movement of a living body, thereby ensuring that the prosthesis structure has good realism.

[0003] However, while the aforementioned practical simulation device does provide a good simulation effect in orthopedic surgery teaching, it still has some shortcomings in actual use, such as:

[0004] The aforementioned practical simulation device does not have a good guidance structure. When beginners use the practical simulation device for practical learning, the device cannot provide good guidance, which can lead to confusion in the practical steps and reduce the learning efficiency of beginners.

[0005] Meanwhile, the auxiliary structure of the aforementioned practical simulation device is usually an integral structure connected to the prosthetic structure. If a control device of the auxiliary structure is damaged, the staff will need to replace all the control devices of the integral structure. This will not only increase the replacement cost of the auxiliary structure, but also increase the replacement time of the auxiliary structure, affecting the normal use of the practical simulation device. Summary of the Invention

[0006] In view of this, the purpose of the present invention is to provide an orthopedic surgical practice simulation guidance device to solve the problems mentioned above.

[0007] To achieve the above objectives, the present invention provides an orthopedic surgery practice simulation guidance device, including a cabinet structure, a mounting cavity fixed on the cabinet structure, mounting grids fixed at equal intervals inside the mounting cavity, a light-emitting element fixed on the rear side of the inner wall of the mounting cavity, and a light guide structure embedded inside each mounting grid.

[0008] A mounting plate is fixed to the top surface of the cabinet structure. An auxiliary structure is distributed above the mounting plate. A mounting column is fixed to the lower part of the auxiliary structure. The mounting column and the mounting plate are snapped together. A light guide block and an operating dummy are snapped together on the auxiliary structure. The operating dummy includes multiple tissue layers, and each tissue layer is snapped together with the light guide block.

[0009] A connecting tube runs through the mounting cavity, the inner wall of the connecting tube is coated with a reflective coating, and an external optical fiber connects the connecting tube and the light guide block.

[0010] In the above technical solution, further, multiple light guide blocks are distributed on the auxiliary structure, and each light guide block is snapped onto the corresponding tissue layer on the operating prosthesis, and the tissue layer guides the light.

[0011] In the above technical solution, the light guide structure further includes a mounting shell embedded inside the mounting grid, a socket shell distributed inside the mounting shell, a light guide post inserted inside the socket shell, a light guide tube embedded between the outer wall of the light guide post and the socket shell, and a connecting rod fixed between the inner wall of the socket shell and the mounting shell.

[0012] In the above technical solution, a sealing ring is further fitted onto the connecting pipe, the sealing ring being distributed between the mounting shell and the mounting cavity, and a support ring is fitted onto the mounting shell, the support ring being distributed inside the mounting shell.

[0013] In the above technical solution, the light-emitting element further includes a connecting frame fixed inside the mounting cavity, and lamps are embedded in the connecting frame at equal intervals. The connecting frame abuts against the mounting grid.

[0014] In the above technical solution, the lamp and the support ring abut against each other, the light-emitting end of the lamp abuts against the light guide post, and the light-emitting end of the lamp is inserted into the interior of the light guide tube, and the light guide tube abuts against the lamp.

[0015] In the above technical solution, the cabinet structure is further provided with a power connection module, a control module, a guidance display module and a placement part. The placement part includes collection grids evenly distributed on the cabinet structure. The collection grids are light-transmitting. A light-emitting lamp is installed inside the cabinet structure near the collection grid. The light-emitting lamp inside the cabinet structure transmits light to the collection grid.

[0016] In the above technical solution, the guidance display module, the lamps and the light-emitting lamps inside the cabinet structure are all connected to an external control structure. The upper part of the cabinet structure is equipped with a camera structure, the acquisition end of the camera structure faces the operating dummy, and the camera structure is connected to an external computer.

[0017] In the above technical solution, a card frame is further fixed on the auxiliary structure, the card frame engages with the operating prosthesis, and the highest end of the card frame is higher than the highest end of the light guide block.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The tissue layers in this device are distributed sequentially on the auxiliary structure according to the distribution of human tissues. At the same time, the control end of the light guide structure is connected to an external computer. The control system installed in the external computer can control the light guide block to transmit light to the tissue layers sequentially according to the steps that the learner needs to learn, so as to facilitate the learner to complete the orthopedic surgery practice according to the accurate steps.

[0020] 2. The light guide structure connecting the lamps and external optical fibers in this device can prevent learners from damaging the lamps due to improper operation. When learners complete orthopedic surgery practice, they can disconnect the external optical fiber between the connecting tube and the light guide block, which facilitates subsequent learners to prepare for orthopedic surgery practice, thereby shortening the maintenance time of the device and improving the efficiency of the device in guiding learners' learning.

[0021] 3. The device contains multiple tissue layers that constitute the human tissue required for orthopedic surgery. At the same time, the human tissue composed of multiple tissue layers is connected to the auxiliary structure. When the learner needs to replace the human tissue required for orthopedic surgery, the learner only needs to remove the prosthesis from the auxiliary structure, which improves the portability of the device.

[0022] 4. The device has multiple collection slots distributed on the cabinet structure, and each collection slot corresponds to only one type of surgical instrument. The location of each surgical instrument is entered into the system inside the external computer. When the learner needs to perform a practical orthopedic surgery experiment, the system inside the external computer will control the flashing of the light corresponding to the collection slot, thereby guiding the learner to pick up the correct surgical instrument. At the same time, the guidance display module will also display the usage information of the surgical instruments, making it easier for the learner to recognize the surgical instruments required for orthopedic surgery. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the structure of the present invention;

[0024] Figure 2 This is a schematic diagram showing the distribution of the mounting cavity and mounting plate in this invention;

[0025] Figure 3 This is a diagram showing the connection structure between the prosthesis and the auxiliary structure in this invention;

[0026] Figure 4 This is a connection structure diagram of the connecting frame and the mounting shell in this invention;

[0027] Figure 5 This is a schematic diagram showing the separation of the connecting frame and the mounting shell in this invention;

[0028] Figure 6 This is a diagram showing the connection structure between the light guide block and the tissue layer in this invention;

[0029] Figure 7 This is a diagram showing the connection structure between the light guide post and the mounting shell in this invention;

[0030] Figure 8 This is a diagram showing the connection structure between the light guide block and the auxiliary structure in this invention.

[0031] 1. Cabinet structure; 11. Mounting plate; 12. Power connection module; 13. Control module; 14. Guidance display module; 15. Placement section; 16. Collection compartment; 17. Camera structure; 2. Operating dummy; 21. Auxiliary structure; 22. Mounting column; 23. Light guide block; 24. Frame; 25. Organization layer; 3. Mounting cavity; 31. Mounting compartment; 32. Mounting shell; 321. Connecting rod; 322. Support ring; 323. Sealing ring; 324. Light guide column; 325. Sleeve shell; 326. Light guide tube; 33. Connecting frame; 34. Connecting tube; 35. Light fixture. Detailed Implementation

[0032] To better understand the above-mentioned objectives, features, and advantages of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0033] Numerous specific details are set forth in the following description in order to provide a full understanding of the invention. However, the invention may also be practiced in other ways different from those described herein, and therefore the invention is not limited to the specific embodiments disclosed below.

[0034] Example 1: Please refer to Figures 1-8 As shown, the present invention provides a technical solution:

[0035] This invention is a simulation guidance device for orthopedic surgery, including a cabinet structure 1, a mounting cavity 3 fixed on the cabinet structure 1, mounting grids 31 fixed at equal intervals inside the mounting cavity 3, a light-emitting element fixed on the rear side of the inner wall of the mounting cavity 3, and a light guide structure embedded inside each mounting grid 31.

[0036] In actual use, the mounting cavity 3 is provided with mounting grids 31 evenly spaced inside. The light guide structure inside each mounting grid 31 corresponds to the tissue layer 25. When the light guide structure cannot transmit light to the tissue layer 25, the maintenance personnel only need to replace or repair the corresponding light guide structure, which can improve the maintenance efficiency of the device.

[0037] A mounting plate 11 is fixed on the top surface of the cabinet structure 1. An auxiliary structure 21 is distributed above the mounting plate 11. A mounting column 22 is fixed at the bottom of the auxiliary structure 21. The mounting column 22 and the mounting plate 11 are snapped together. A light guide block 23 and an operating dummy 2 are snapped together on the auxiliary structure 21. The operating dummy 2 includes multiple tissue layers 25. Each tissue layer 25 is snapped together with the light guide block 23.

[0038] A connecting tube 34 runs through the mounting cavity 3. The inner wall of the connecting tube 34 is coated with a reflective coating. An external optical fiber is connected between the connecting tube 34 and the light guide block 23. The external optical fiber can be purchased on the market. In this document, its function is to transmit the light inside the connecting tube 34 to the light guide block 23.

[0039] In actual use, the light emitted by the light guide structure can be transmitted to the light guide block 23 through an external optical fiber. Then, the light guide block 23 can transmit the light to the tissue layer 25. The control end of the light guide structure is connected to an external computer. When the external computer controls the light generated by the light guide structure to transmit to the tissue layer 25 through the control system, it can prompt the orthopedic surgery learner to complete the orthopedic surgery operation steps.

[0040] Multiple light guide blocks 23 are distributed on the auxiliary structure 21. Each light guide block 23 is attached to the corresponding tissue layer 25 on the operating prosthesis 2. The tissue layer 25 can guide light.

[0041] The tissue layer 25 shown in this document is the tissue that constitutes the limb in orthopedic surgery, including muscle tissue, vascular tissue and skeletal structure. The tissue layer 25 is made of a light-transmitting flexible material, which can receive the light transmitted by the light guide block 23, thereby prompting orthopedic surgery learners to operate on this part of the tissue.

[0042] In order to make the tissue layer 25 resemble the realism of human limbs, the tissue layer 25 is distributed on the auxiliary structure 21 according to the distribution of human tissues. At the same time, the control end of the light guide structure is connected to an external computer. The control system installed in the external computer can control the light guide block 23 to transmit light to the tissue layer 25 in sequence according to the steps that the learner needs to learn, so as to facilitate the learner to complete the orthopedic surgery practice according to the accurate steps.

[0043] Example 2: Please refer to Figures 1-8 As shown, based on Embodiment 1, the present invention provides a technical solution that differs from Embodiment 1 in that, when learners need to conduct orthopedic surgery simulation experiments, the external computer controls the lamps 35 corresponding to the tissue layer 25 to work according to the actual operation steps. This allows the light generated by the lamps 35 to pass through the light guide column 324, connecting tube 34, external optical fiber, and light guide block 23 to irradiate the tissue layer 25, thereby guiding learners to simulate orthopedic surgery operations according to the correct operation steps.

[0044] The light guide structure includes a mounting shell 32 embedded inside the mounting grid 31. The mounting shell 32 has a socket shell 325 distributed inside it. A light guide post 324 is inserted into the socket shell 325. A light guide tube 326 is embedded between the outer wall of the light guide post 324 and the socket shell 325. A connecting rod 321 is fixed between the socket shell 325 and the inner wall of the mounting shell 32. The connecting rod 321 can drive the light guide post 324 to be fixed inside the mounting shell 32 through the socket shell 325.

[0045] The inner wall of the light guide tube 326 is coated with a reflective coating, which enables the light guide tube 326 to reflect light into the interior of the light guide post 324, and enables the light guide post 324 to transmit light through the connecting tube 34 to the external optical fiber between the connecting tube 34 and the light guide block 23, thereby ensuring that the light inside the light guide post 324 is stably transmitted to the tissue layer 25.

[0046] A sealing ring 323 is fitted onto the connecting pipe 34. The sealing ring 323 is distributed between the mounting shell 32 and the mounting cavity 3. A support ring 322 is fitted onto the sleeve shell 325. The support ring 322 is distributed inside the mounting shell 32.

[0047] The support ring 322 can work with the connecting rod 321 to drive the sleeve shell 325 to be fixed inside the mounting shell 32. The sealing ring 323 can reduce the impact force between the mounting shell 32 and the mounting cavity 3, and prevent strong impact force from being transmitted to the light guide post 324.

[0048] The light-emitting element includes a connecting frame 33 fixed inside the mounting cavity 3, and lamps 35 are embedded in the connecting frame 33 at equal intervals. The connecting frame 33 abuts against the mounting grid 31.

[0049] The lamp 35 and the support ring 322 abut against each other, the light-emitting end of the lamp 35 abuts against the light guide post 324, and at the same time the light-emitting end of the lamp 35 is inserted into the interior of the light guide tube 326, and the light guide tube 326 abuts against the lamp 35.

[0050] The control terminal of the lamp 35 is connected to an external computer. The external computer contains a program to control the operation of the lamp 35, and also contains the practical steps that learners need to learn.

[0051] When learners need to conduct orthopedic surgery simulation experiments, the external computer will control the lamps 35 corresponding to the tissue layer 25 according to the actual operation steps. This allows the light generated by the lamps 35 to pass through the light guide column 324, connecting tube 34, external optical fiber and light guide block 23 to irradiate the tissue layer 25, thereby guiding learners to simulate orthopedic surgery according to the correct operation steps.

[0052] Connecting the light fixture 35 to the external optical fiber with a light guide structure can prevent learners from damaging the light fixture 35 due to improper operation. When the learner completes the orthopedic surgery practice, the learner can disconnect the external optical fiber between the connecting tube 34 and the light guide block 23, which will facilitate the subsequent learners to prepare for the orthopedic surgery practice.

[0053] Example 3: Please refer to Figures 1-8 As shown, based on Embodiment 1, the present invention provides a technical solution. Unlike Embodiment 1, in this embodiment, there are multiple collection slots 16 distributed on the cabinet structure 1. Each collection slot 16 corresponds to only one type of operating instrument. The position of each operating instrument is entered into the system inside the external computer. When the learner needs to perform orthopedic surgery practice, the system inside the external computer will control the light corresponding to the collection slot 16 to flash, thereby guiding the learner to pick up the correct surgical instrument.

[0054] The cabinet structure 1 is also fixed with a power connection module 12, a control module 13, a guidance display module 14 and a placement part 15. The placement part 15 includes collection grids 16 evenly distributed on the cabinet structure 1. The collection grids 16 are light-transmitting. A light-emitting lamp is installed inside the cabinet structure 1 near the collection grids 16. The light-emitting lamp inside the cabinet structure 1 transmits light to the collection grids 16.

[0055] The power connection module 12, control module 13, guidance display module 14 and placement part 15 on the cabinet structure 1 are the structures in the existing orthopedic surgery simulation device. The power connection module 12 is a power socket, the control module 13 is a button for operating the electrical functions on the cabinet structure 1, the guidance display module 14 is a display screen on the cabinet structure 1, and the placement part 15 is a storage slot on the cabinet structure 1.

[0056] The light-emitting lamps inside the guidance display module 14, the lamp 35 and the cabinet structure 1 are all connected to an external control structure. The upper part of the cabinet structure 1 is equipped with a camera structure 17. The acquisition end of the camera structure 17 faces the operating dummy 2. The camera structure 17 is connected to an external computer.

[0057] In actual use, there are multiple collection slots 16 on the cabinet structure 1. Each collection slot 16 corresponds to only one type of operating instrument. The position of each operating instrument is entered into the system inside the external computer. When the learner needs to perform orthopedic surgery practice, the system inside the external computer will control the light corresponding to the collection slot 16 to flash, thereby guiding the learner to pick up the correct surgical instrument. At the same time, the guidance display module 14 will also display the usage information of the surgical instrument.

[0058] When learners conduct orthopedic surgery practice experiments, the camera structure 17 will record the entire process. The information recorded by the camera structure 17 will be transmitted to the internal computer of an external computer, which will facilitate learners to query information about orthopedic surgery practice later.

[0059] A frame 24 is fixed on the auxiliary structure 21. The frame 24 engages with the operating prosthesis 2. At the same time, the highest end of the frame 24 is higher than the highest end of the light guide block 23.

[0060] In actual use, multiple tissue layers 25 constitute the human tissue required for orthopedic surgery. At the same time, the human tissue composed of multiple tissue layers 25 is connected to the auxiliary structure 21. When the learner needs to replace the human tissue required for orthopedic surgery, the learner only needs to remove the operating prosthesis 2 from the auxiliary structure 21.

[0061] Working principle: In actual use, the installation cavity 3 is provided with installation grids 31 at equal intervals. The light guide structure inside each installation grid 31 corresponds to the tissue layer 25. When the light guide structure cannot transmit light to the tissue layer 25, the maintenance personnel only need to replace or repair the corresponding light guide structure, thereby improving the maintenance efficiency of the device.

[0062] The light emitted by the light guide structure can be transmitted to the light guide block 23 through an external optical fiber. Then, the light guide block 23 can transmit the light to the tissue layer 25. The control end of the light guide structure is connected to an external computer. When the external computer controls the light generated by the light guide structure to transmit to the tissue layer 25 through the control system, it can prompt the orthopedic surgery learner to complete the orthopedic surgery operation steps.

[0063] The tissue layer 25 shown in this document is the tissue that constitutes the limb in orthopedic surgery, including muscle tissue, vascular tissue and skeletal structure. The tissue layer 25 is made of a light-transmitting flexible material, which can receive the light transmitted by the light guide block 23, thereby prompting orthopedic surgery learners to operate on this part of the tissue.

[0064] In order to make the tissue layer 25 resemble the realism of human limbs, the tissue layer 25 is distributed on the auxiliary structure 21 according to the distribution of human tissues. At the same time, the control end of the light guide structure is connected to an external computer. The control system installed in the external computer can control the light guide block 23 to transmit light to the tissue layer 25 in sequence according to the steps that the learner needs to learn, so as to facilitate the learner to complete the orthopedic surgery practice according to the accurate steps.

[0065] The inner wall of the light guide tube 326 is coated with a reflective coating, which enables the light guide tube 326 to reflect light into the interior of the light guide post 324, and enables the light guide post 324 to transmit light through the connecting tube 34 to the external optical fiber between the connecting tube 34 and the light guide block 23, thereby ensuring that the light inside the light guide post 324 is stably transmitted to the tissue layer 25.

[0066] The control terminal of the lamp 35 is connected to an external computer. The external computer contains a program to control the operation of the lamp 35, and also contains the practical steps that learners need to learn.

[0067] When learners need to conduct orthopedic surgery simulation experiments, the external computer will control the lamps 35 corresponding to the tissue layer 25 according to the actual operation steps. This allows the light generated by the lamps 35 to pass through the light guide column 324, connecting tube 34, external optical fiber and light guide block 23 to irradiate the tissue layer 25, thereby guiding learners to simulate orthopedic surgery according to the correct operation steps.

[0068] Connecting the light fixture 35 to the external optical fiber with a light guide structure can prevent learners from damaging the light fixture 35 due to improper operation. When the learner completes the orthopedic surgery practice, the learner can disconnect the external optical fiber between the connecting tube 34 and the light guide block 23, which will facilitate the subsequent learners to prepare for the orthopedic surgery practice.

[0069] In actual use, there are multiple collection slots 16 on the cabinet structure 1. Each collection slot 16 corresponds to only one type of operating instrument. The position of each operating instrument is entered into the system inside the external computer. When the learner needs to perform orthopedic surgery practice, the system inside the external computer will control the light corresponding to the collection slot 16 to flash, thereby guiding the learner to pick up the correct surgical instrument.

[0070] When learners conduct orthopedic surgery practice experiments, the camera structure 17 will record the entire process. The information recorded by the camera structure 17 will be transmitted to the internal computer of an external computer, which will make it convenient for learners to query information about orthopedic surgery practice later.

[0071] In actual use, multiple tissue layers 25 constitute the human tissue required for orthopedic surgery. At the same time, the human tissue composed of multiple tissue layers 25 is connected to the auxiliary structure 21. When the learner needs to replace the human tissue required for orthopedic surgery, the learner only needs to remove the operating prosthesis 2 from the auxiliary structure 21.

[0072] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed invention.

Claims

1. A surgical simulation guidance device for orthopedic surgery, comprising a cabinet structure (1), characterized in that: The cabinet structure (1) is fixed with an installation cavity (3), and the installation cavity (3) is fixed with installation grids (31) at equal intervals. The rear side of the inner wall of the installation cavity (3) is fixed with a light-emitting element, and each installation grid (31) is embedded with a light guide structure. The top surface of the cabinet structure (1) is fixed with a mounting plate (11), and an auxiliary structure (21) is distributed above the mounting plate (11). A mounting column (22) is fixed at the bottom of the auxiliary structure (21). The mounting column (22) and the mounting plate (11) are snapped together. A light guide block (23) and an operating prosthesis (2) are snapped together on the auxiliary structure (21). The operating prosthesis (2) includes multiple tissue layers (25), and each tissue layer (25) is snapped together with the light guide block (23). A connecting tube (34) runs through the mounting cavity (3). The inner wall of the connecting tube (34) is coated with a reflective coating. An external optical fiber is connected between the connecting tube (34) and the light guide block (23). Multiple light guide blocks (23) are distributed on the auxiliary structure (21). Each light guide block (23) is snapped onto the corresponding tissue layer (25) on the operating prosthesis (2). The tissue layer (25) guides light. The light guide structure includes a mounting shell (32) embedded inside the mounting grid (31). A socket shell (325) is distributed inside the mounting shell (32). A light guide post (324) is inserted inside the socket shell (325). A light guide tube (326) is embedded between the outer wall of the light guide post (324) and the socket shell (325). A connecting rod (321) is fixed between the socket shell (325) and the inner wall of the mounting shell (32). Multiple tissue layers (25) constitute the tissue of the orthopedic limb, including muscle tissue, vascular tissue and skeletal structure, for receiving the light transmitted by the light guide block (23). The tissue layers (25) are distributed sequentially on the auxiliary structure (21) according to the distribution of human tissue. At the same time, the control end of the light guide structure is connected to an external computer. The external computer controls the light guide block (23) to transmit light to the tissue layers (25) sequentially according to the steps that the learner needs to learn, so that the learner can complete the orthopedic surgery practice according to the accurate steps.

2. The orthopedic surgical practice simulation guidance device according to claim 1, characterized in that, A sealing ring (323) is fitted onto the connecting pipe (34), and the sealing ring (323) is distributed between the mounting shell (32) and the mounting cavity (3). A support ring (322) is fitted onto the sleeve shell (325), and the support ring (322) is distributed inside the mounting shell (32).

3. The orthopedic surgical practice simulation guidance device according to claim 2, characterized in that, The light-emitting element includes a connecting frame (33) fixed inside the mounting cavity (3), and lamps (35) are embedded in the connecting frame (33) at equal intervals. The connecting frame (33) abuts against the mounting grid (31).

4. The orthopedic surgical practice simulation guidance device according to claim 3, characterized in that, The lamp (35) and the support ring (322) abut against each other. The light-emitting end of the lamp (35) abuts against the light guide post (324). At the same time, the light-emitting end of the lamp (35) is inserted into the interior of the light guide tube (326), and the light guide tube (326) abuts against the lamp (35).

5. The orthopedic surgical practice simulation guidance device according to claim 1, characterized in that, The cabinet structure (1) is also fixed with a power connection module (12), a control module (13), a guidance display module (14) and a placement part (15). The placement part (15) includes collection grids (16) evenly distributed on the cabinet structure (1). The collection grids (16) are light-transmitting. A light-emitting lamp is installed in the part of the cabinet structure (1) near the collection grids (16). The light-emitting lamp inside the cabinet structure (1) transmits light to the collection grids (16).

6. The orthopedic surgical practice simulation guidance device according to claim 5, characterized in that, The guidance display module (14), the lamp (35) and the light lamp inside the cabinet structure (1) are all connected to an external control structure. The upper part of the cabinet structure (1) is equipped with a camera structure (17). The acquisition end of the camera structure (17) faces the operating dummy (2). The camera structure (17) is connected to an external computer.

7. The orthopedic surgical practice simulation guidance device according to claim 6, characterized in that, A frame (24) is fixed on the auxiliary structure (21). The frame (24) engages with the operating prosthesis (2), and the highest end of the frame (24) is higher than the highest end of the light guide block (23).

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