CN216772657U - Teaching device that simulates neuroendoscopy and brain anatomy - Google Patents

Abstract

The utility model relates to a teaching device for simulating neuroendoscopy operation and brain anatomical structure, which is characterized in that: the base is provided with a round hole for fixing the half-body model, the neck of the half-body model is internally provided with a rotating shaft, a brain tissue model is arranged in the head model, eight grooves are arranged on the brain tissue model, a simulation module is inserted in the grooves, the brain tissue model is covered by a front skull model and a back skull model, the front skull model is fixed with the back skull model by a buckle, eight openings are arranged on the front skull model and the rear skull model, plastic strips cover every two openings, the nerve endoscope operation teaching device is used for simulating brain tissues of real operation fields in nerve endoscope operations, solves the problem that nerve endoscope operation teaching is difficult to popularize and can also be used for teaching brain anatomical structures.

Description

Teaching device that simulates neuroendoscopy and brain anatomy

technical field

The utility model relates to a teaching device for simulating neuroendoscope operation and brain anatomical structure.

Background technique

Neurosurgical endoscopic surgery is characterized by complex techniques and high surgical risks. Due to the complex structural relationship between neurosurgical lesions, blood vessels, and skull base, a detailed preoperative surgical plan can reduce the surgical incision, reduce surgical risks, and avoid unnecessary side effects. Therefore, the core of preoperative surgical planning and intraoperative technology is to master the complex anatomical relationship around the lesion and avoid damage to important arteriovenous and nerve bundles. The operation is performed under the narrow surgical field shown by the endoscope.

Neurosurgery training faces legal and ethical issues in terms of patient safety, working time constraints, and operating room time costs. A qualified neurosurgeon's initial training time is typically 10-15 years. Teaching neuroendoscopic surgery In the process, most of the knowledge and technology are obtained through anatomical atlas, autopsy, brain model and observation of more advanced surgeon operations, and the existing teaching models cannot well simulate the anatomical relationship in the narrow operating field. , Carry out post-operative restoration teaching.

Therefore, there is an urgent need to provide a device that can simulate neuroendoscopic surgery and teach brain anatomy.

Utility model content

The utility model provides a teaching device for simulating neuroendoscopy operation and brain anatomical structure, which can simulate the brain tissue of the real operation field in neuroendoscopy surgery. Relying on the teaching device, the problem that neuroendoscopy surgery teaching is difficult to popularize can be solved, and the Brain anatomy can be taught by relying on its brain tissue model.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is:

A teaching device for simulating neuroendoscopy operation and brain anatomy, characterized in that: a round hole is arranged on the base for fixing a half-body model, and a rotating shaft is arranged in the neck of the half-body model for manually rotating the head model; A brain tissue model is set in the head model, and eight grooves are set on the brain tissue model. Simulation modules can be inserted into the grooves respectively. The brain tissue model is covered by the anterior skull model and the posterior skull model. The skull model is detachably connected and fixed with the posterior skull model through a number of buckles. The anterior skull model and the posterior skull model are symmetrically provided with eight openings along the midline to simulate the drilling positions of the endoscopic surgical approach. The positions of the openings correspond to the positions of the grooves, and each two of the horizontally symmetrical openings are covered with plastic strips, and the four plastic strips are respectively sleeved with a first slot track and a second clip. A slot track, a third slot track and a fourth slot track, each of the plastic strips can be placed on the first slot track, the second slot track, the third slot track and the The fourth slot track independently slides horizontally, the plastic strip controls the opening or closing of the opening by sliding, and a cross-shaped opening soft rubber pad is arranged on the plastic strip, and the cross-shaped opening soft rubber pad is used for the guide. Insert fixed.

The teaching device for simulating neuroendoscopy operation and brain anatomy, wherein: the simulation module includes a normal brain tissue model and an operation simulation module, and the operation simulation module is provided with a resection module, a suture module, a hemostasis module, a suction module and The liquid storage tank module simulates the surgical state respectively.

The teaching device for simulating neuroendoscopy operation and brain anatomy, wherein: the introducer is made of transparent material, the top of the introducer is provided with a plug, the plug is provided with a number of sockets, the sockets are For insertion and fixation of an endoscopic camera and surgical instruments, the end of the endoscopic camera is connected with a display device through a cable.

The teaching device for simulating neuroendoscopy operation and brain anatomy, wherein: the first slot track and the second slot track are arranged on the anterior skull model, and the first slot track is arranged on the posterior skull model. Three card slot tracks and the fourth card slot track.

The beneficial effects of the utility model are as follows: the adjacent nerve blood vessels and brain tissue in the real surgical field in neuroendoscopic surgery can be simulated, and a large number of exercises can be performed by relying on the teaching device, so as to solve the problem that the surgical skills are not comprehensive enough during the promotion of neuroendoscopic surgery. , difficult to control hand muscles, mastering theory but lack of practice; through openings in different positions on the head model, different neuroendoscopy approaches are simulated; the cost is low, and matching parts are available for simulating lesions or space-occupying lesions The instruments are excised and can be replaced at any time, without the need to replace the entire set of models.

Description of drawings

FIG. 1 is a structural diagram of a teaching device for simulating neuroendoscopy operations and brain anatomy.

FIG. 2 is a structural diagram of a base of a teaching device for simulating neuroendoscopy operation and brain anatomy.

FIG. 3 is a side structural diagram of a half-body model of a teaching device for simulating neuroendoscopy operations and brain anatomy.

FIG. 4 is a top view of the half-body model of the teaching device for simulating neuroendoscopy operation and brain anatomy.

FIG. 5 is a rear view structural view of a half-body model of a teaching device for simulating neuroendoscopy operations and brain anatomy.

6 is a cross-sectional structural view of a half-body model of a teaching device for simulating neuroendoscopy operations and brain anatomy.

FIG. 7 is a structural diagram of a plastic strip of a teaching device for simulating neuroendoscopy operations and brain anatomy.

FIG. 8 is a structural diagram of a normal brain tissue model of a teaching device for simulating neuroendoscopy operation and brain anatomy.

FIG. 9 is a structural diagram of an operation simulation module of a teaching device for simulating neuroendoscopy operation and brain anatomy.

FIG. 10 is a structural diagram of an introducer of a teaching device for simulating neuroendoscopy operation and brain anatomy.

Description of reference numerals: 1-base; 2-round hole; 3-rotation shaft; 4-buckle; 5-front skull model; 6-back skull model; 7-brain tissue model; 8-cranial opening; 9-concave trough; 10-normal brain tissue model; 11-operation simulation module; 12-resection module; 13-suture module; 14-hemostasis module; 15-suction module; 16-liquid reservoir module; 17-plastic strip; 18-section One card slot track; 19-second card slot track; 20-third card slot track; 21-fourth card slot track; 22-cross-shaped opening soft pad; 23-guide; 24-socket; 25 - Endoscopic camera; 26 - cable; 27 - plug.

Detailed ways

As shown in Figures 1 to 10, a teaching device for simulating neuroendoscopy operation and brain anatomy is characterized in that: a circular hole 2 is arranged on the base 1 for fixing a half-body model, and a rotating shaft is arranged in the neck of the half-body model 3, for manual rotation of the head model, a brain tissue model 7 is set in the head model, and eight grooves 9 are provided on the brain tissue model 7, and simulation modules can be inserted into the grooves 9 respectively, and the simulation The module includes a normal brain tissue model 10 and an operation simulation module 11. The operation simulation module 11 is provided with an excision module 12, a suturing module 13, a hemostasis module 14, a suction module 15 and a liquid storage module 16, respectively simulating the operation state. The brain tissue model 7 is covered by the front skull model 5 and the back skull model 6. The front skull model 5 is detachably connected and fixed with the back skull model 6 through a number of buckles 4. The front skull model 5 is provided with a first The slot track 18 and the second slot track 19, the rear skull model 6 is provided with a third slot track 20 and a fourth slot track 21, the front skull model 5 and the rear skull model 6 are along the midline left and right Symmetrically set eight openings 8 for simulating the drilling position of endoscopic surgical approach, the positions of the openings 8 correspond to the positions of the grooves 9, and each two of the horizontally symmetrical openings 8 are covered with plastic Strip 17, the first slot track 18, the second slot track 19, the third slot track 20 and the fourth slot track 21 are respectively sleeved on the four plastic strips 17 in sequence. , each of the plastic strips 17 can slide independently and horizontally in the first slot track 18 , the second slot track 19 , the third slot track 20 and the fourth slot track 21 , the plastic strip 17 is controlled by sliding to close or open the opening 8, the plastic strip 17 is provided with a cross-shaped opening soft pad 22, and the cross-shaped opening soft pad 22 is used for the guide 23 to be inserted and fixed, The guide 23 is made of transparent material, and a plug 27 is arranged at the top of the guide 23, and a plurality of insertion holes 24 are arranged on the plug 27. The end of the endoscope camera 25 is connected to the display device through a cable 26 .

In the embodiment, a circular hole 2 is set on the base 1, and the head of the half-body model is fixed in the circular hole 2, and the neck of the half-body model is provided with a rotating shaft 3, which can be manually rotated to change the position of the head model to simulate For different body positions corresponding to different endoscopic surgical approaches, the anterior skull model 5 and the posterior skull model 6 are detachably and fixedly connected through the buckle 4. After disassembly, the brain tissue model 7 set in the head model can be completely seen, The brain tissue model 7 is provided with eight grooves 9 symmetrically along the midline, and each of the grooves 9 can be inserted into a normal brain tissue model 10 or an operation simulation module 11, the anterior skull model 5 and the posterior skull. After the model 6 is fixedly connected by the buckle 4, the anterior skull model 5 and the posterior skull model 6 are symmetrically provided with eight openings 8 along the midline, for simulating the drilling position of the endoscopic surgical approach. The positions of the holes 8 correspond to the positions of the grooves 9. The two horizontally symmetrical openings 8 are covered with plastic strips 17, and the four plastic strips 17 are respectively sleeved with the first slot tracks 18. , the second slot track 19, the third slot track 20 and the fourth slot track 21, each of the plastic strips 17 can The second slot track 19 , the third slot track 20 and the fourth slot track 21 slide independently and horizontally. A cross-shaped opening soft pad 22 is arranged on the plastic strip 17 . When the cross-shaped opening is soft When the rubber pad 22 overlaps with the opening 8 by moving, the opening 8 is in an open state, and when the cross-shaped opening soft rubber pad 22 deviates from the opening 8 by moving, the opening 8 In the closed state, the cross-shaped opening soft rubber pad 22 is inserted and fixed for the guide 23, the guide 23 is made of transparent material, the top of the guide 23 is provided with a plug 27, and several plugs are provided on the plug 27. A jack 24 for inserting and fixing the endoscopic camera 25 and surgical instruments, the endoscopic camera 25 and the surgical instruments pass through the cross-shaped opening soft rubber pad 22 through the guide 23 Inserted into the groove 9 to simulate neuroendoscopic surgery, by inserting different surgical instruments into the jack 24, supplemented by different operation simulation modules 11 to perform different simulated operations, and the resection module 12 simulates resection Brain tissue, the suture module 13 simulates suture of brain tissue, the hemostasis module 14 simulates hemostasis operation, the suction module 15 simulates suction operation, and the liquid in the liquid storage module 16 is used to simulate the blood in the brain tissue for the simulated operation of hemostasis. The end of the endoscope camera 25 is connected to a display device through a cable 26, and the display device provides a picture of the brain tissue in the operative field throughout the process.

The front skull model 5 is provided with the first slot track 18, the plastic strip 17 slides horizontally in the first slot track 18, and the cross-shaped opening soft pad 22 controls the opening by moving. Hole 8 is open or closed to simulate the left or right third ventriculoscopic approach (the puncture point of the anterior horn of the lateral ventricle is located before the coronal suture, and the lesion is located before the coronal suture), simulating various common endoscopic procedures. item operation.

The front skull model 5 is provided with the second slot track 19, the plastic strip 17 slides horizontally in the second slot track 19, and the cross-shaped opening soft pad 22 controls the opening by moving. Hole 8 is open or closed to simulate the left or right lateral ventriculoscopic approach (the entry point is located at the intersection of the pupillary line and the coronal suture, and the lesions are located in the anterior horn, body, and trigone of the lateral ventricle), simulating the internal Common operations in endoscopic surgery.

The rear skull model 6 is provided with the third slot track 20, the plastic strip 17 slides horizontally in the third slot track 20, and the cross-shaped opening soft pad 22 controls the opening by moving. Foramen 8 is open or closed, and then the left or right lateral ventriculoscopic approach is simulated (the entry point is located 6-7cm above the lateral occipital tuberosity, 3cm at the paramidline, and the lesion is located in the lateral ventricle triangle and temporal horn), Simulates common operations in endoscopic surgery.

The rear skull model 6 is provided with the fourth slot track 21, the plastic strip 17 slides horizontally in the fourth slot track 21, and the cross-shaped opening soft pad 22 controls the opening by moving. The hole 8 is open or closed, and then the left or right cerebellopontine angle approach is simulated (the entry point is at the intersection of the mastoid and the transverse sinus), simulating the common operations in endoscopic surgery.

The advantages of the utility model:

It can simulate the adjacent nerve blood vessels and brain tissue of the real surgical field in neuroendoscopic surgery, and can rely on the teaching device to carry out a lot of exercises to solve the problems in the promotion of neuroendoscopic surgery that the surgical skills are not comprehensive enough, the hand muscles are difficult to control, Problems such as mastery of theory but lack of practice; different neuroendoscopic approaches are simulated by opening holes in different positions on the head model; the cost is low, and the simulated lesions or space-occupying lesions can be resected with matching instruments and can be replaced at any time , no need to replace the entire set of models.

The above description is only illustrative rather than restrictive for the present invention, and those of ordinary skill in the art will understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims. But all will fall within the protection scope of the present invention.

Claims (4)

1. a teaching device for simulating neuroendoscopy operation and brain anatomy structure, it is characterized in that: a circular hole (2) is provided on the base (1) for fixing a half-body model, and a rotating shaft (3) is provided in the neck of the half-body model. ) for manually rotating the head model, a brain tissue model (7) is set in the head model, eight grooves (9) are set on the brain tissue model (7), and the grooves (9) can be The simulation modules are respectively inserted, and the brain tissue model (7) is covered by a front skull model (5) and a back skull model (6), and the front skull model (5) is connected to the back skull by several buckles (4). The model (6) is detachably connected and fixed, and the anterior skull model (5) and the posterior skull model (6) are provided with eight openings (8) symmetrically left and right along the midline for simulating the drilling positions of the endoscopic surgical approach, The positions of the openings (8) correspond to the positions of the grooves (9), and each two of the horizontally symmetrical openings (8) are covered with plastic strips (17), and four of the plastic strips (17) are covered with plastic strips (17). ) are respectively sleeved with a first slot track (18), a second slot track (19), a third slot track (20) and a fourth slot track (21), each of the plastic strips (17). ) can be independently leveled in the first slot track (18), the second slot track (19), the third slot track (20) and the fourth slot track (21). Sliding, the plastic strip (17) is controlled by sliding to close or open the opening (8), a cross-shaped opening soft pad (22) is provided on the plastic strip (17), and the cross-shaped opening soft pad (22) The guide (23) is inserted and fixed. 2. A teaching device for simulating neuroendoscopy operation and brain anatomy according to claim 1, wherein the simulation module comprises a normal brain tissue model (10) and an operation simulation module (11), the operation An excision module (12), a suturing module (13), a hemostasis module (14), a suction module (15) and a liquid storage module (16) are arranged in the simulation module (11) to simulate the operation state respectively. 3. A teaching device for simulating neuroendoscopy operation and brain anatomy according to claim 1, characterized in that: the guide (23) is made of transparent material, and the top of the guide (23) is provided with A plug (27), a plurality of insertion holes (24) are arranged on the plug (27), and the insertion holes (24) are used for the insertion and fixation of the endoscopic camera head (25) and surgical instruments. The tail end is connected with the display device through a cable (26). 4. A teaching device for simulating neuroendoscopy operation and brain anatomy structure according to claim 1, characterized in that: the anterior skull model (5) is provided with the first slot track (18) and the The second slot track (19), the third slot track (20) and the fourth slot track (21) are arranged on the posterior skull model (6).

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