CN209708457U - A kind of full analog neuron surgical operation platform based on 3D printing - Google Patents

Abstract

The utility model discloses a kind of full analog neuron surgical operation platform based on 3D printing, including the operating platform dissected for neurosurgery, the liquid circulation dynamical system of working fluid pressure system is formed according to clinical breathing heart rate and blood pressure, has the closed cranium brain model of the Demountable modular of nervus vasculairs brain tissue, the lower end of operating platform is fixedly connected with the same pedestal by multiple support rods, the side wall lower ends hinge connection of operating platform has placement plate, the upper end side wall of placement plate offers arc positioning groove, the side wall of operating platform is fixedly connected with fixed link, the bar wall movable sleeve of fixed link is connected to locating rod corresponding with arc positioning groove, the surface of locating rod offers through-hole corresponding with fixed link, and it is filled out between the outer wall of fixed link in through-hole equipped with damping rubber pad.The utility model is convenient for the movement of Surgery Platform, and Surgery Platform can be made to carry out firm placement, is convenient for putting on article.

Description

A fully simulated neurosurgery platform based on 3D printing

technical field

The utility model relates to the technical field of medical equipment, in particular to a fully simulated neurosurgery platform based on 3D printing.

Background technique

With the development of neurosurgery equipment and technology, a large number of brain operations can be carried out, and a large number of neurosurgeons need to be trained.

At present, all training can only be practiced through autopsy and computer simulation, which has a huge gap with the real clinical situation. It is impossible to predict various emergencies that may occur during the operation of real cases, and the inability to realize simulation makes the training effect greatly reduced. These exercises The final result often requires the patient to pay the price of neurological function and even life.

After retrieval, the patent authorization announcement number is CN 206349058 U, which proposes a fully simulated neurosurgery platform based on 3D printing and respiratory cycle reconstruction, including an operation platform for neurosurgery anatomy, and the formation of flowing liquid pressure according to clinical breathing, heart rate and blood pressure. The liquid circulation power system of the system, the detachable modular airtight brain model with vascular nerve brain tissue, the three-dimensional fixed head frame is installed on the operating platform, and the brain model is fixed on the three-dimensional fixed head frame. The brain model is provided with a liquid inlet and a liquid outlet, and the liquid circulation power system is provided with a power output port and a power input port, wherein the power output port of the liquid circulation power system communicates with the liquid inlet of the brain model through a catheter, so The liquid outlet of the brain model is connected to the power input port of the liquid circulation power system through a catheter. This patent adopts a multi-operating system integration platform to realize a full range of clinical simulations, fully consider the needs of teaching and training, and realize simulation exercises to make the training effect more effective. , but in the process of simulated learning, when some related learning items need to be placed, it is necessary to find another table for placement, which is inconvenient, and in order to facilitate the movement of the operating platform, a universal is often added at the lower end of the operating platform However, the mobility of the universal wheels will affect the stable placement of the operation platform. When the teacher is operating, more students watching from the side may accidentally touch the operation platform and affect the operation, even with self-locking The universal wheel of device also causes little frictional resistance because the contact area of universal wheel and ground is little, also easily makes the placement of operating platform not firm enough equally.

Utility model content

The purpose of this utility model is to solve the inconvenience of finding another table for placing some related learning items in the process of simulated learning in the prior art, and to facilitate the movement of the operating platform. There are universal wheels at the lower end of the operating platform, but the mobility of the universal wheels will affect the stable placement of the operating platform. When the teacher is operating, many students may accidentally touch the operating platform and affect the operation platform. In order to carry out the operation, even the universal wheels with self-locking devices have small frictional resistance due to the small contact area between the universal wheels and the ground, and it is also easy to make the placement of the operating platform not stable enough. 3D printed fully simulated neurosurgery platform.

In order to achieve the above object, the utility model adopts the following technical solutions:

A fully simulated neurosurgery platform based on 3D printing, including an operating platform for neurosurgery anatomy, a fluid circulation power system that forms a flowing fluid pressure system based on clinical breathing, heart rate and blood pressure, and a detachable modularized neurosurgery system with blood vessels, nerves, and brain tissue. An airtight brain model, a three-dimensional fixed head frame is installed on the operating platform, the brain model is fixed on the three-dimensional fixed head frame, the brain model is provided with a liquid inlet and a liquid outlet, and the liquid circulation power The system is provided with a power output port and a power input port, wherein the power output port of the liquid circulation power system communicates with the liquid inlet of the brain model through a conduit, and the liquid outlet of the brain model communicates with the power input port of the liquid cycle power system through a conduit , the lower end of the operating platform is fixedly connected to the same base through a plurality of support rods, the lower end hinge of the side wall of the operating platform is connected to a placement plate, and the two ends of the placement plate away from the joint of the hinge are connected to each other through a fixing belt. The side wall of the operating platform is fixedly connected, the upper side wall of the placement plate is provided with an arc-shaped positioning groove, the side wall of the operating platform is fixedly connected with a fixed rod, and the rod wall of the fixed rod is movably socketed with an arc-shaped The positioning rod corresponding to the positioning groove, the surface of the positioning rod is provided with a through hole corresponding to the fixed rod, and a damping rubber pad is filled between the through hole and the outer wall of the fixed rod, the base is a hollow structure and the bottom is opened There is an opening, the inner wall of the base is fixedly connected with a support plate, and a through hole is opened at the center of the support plate, and a threaded sleeve is rotatably connected to the through hole through a ball bearing, and the outer wall of the threaded sleeve is fixed. The driven helical gear is connected, the upper end of the support plate is fixedly provided with a motor, the output shaft of the motor is fixedly connected with the driving helical gear meshing with the driven helical gear, and the internal thread of the threaded sleeve is connected with a lifting screw, The lower end of the lifting screw is fixedly connected with a lifting plate, and the four corners of the bottom of the lifting plate are fixedly connected with universal wheels.

Preferably, the inner wall near the lower end of the base is symmetrically provided with cylindrical grooves corresponding to the four corners of the lifting plate, and a thrust spring is arranged in the cylindrical groove, and one end of the thrust spring is fixedly connected with the inner wall of the cylindrical groove, and the thrust The other end of the spring is fixedly connected to the limit rod, and the side wall of the lifting plate is provided with a limit groove corresponding to the limit rod, and one end of the limit rod located in the cylindrical groove is fixedly connected to a pull rod, and two One end of the two pull rods away from the limit rod protrudes out of the base through the through hole and is fixedly connected with the same pull plate.

Preferably, the side wall of the lifting plate is evenly provided with a plurality of first limit sliders, and the inner wall of the base is provided with a first limit slide groove matching the first limit sliders.

Preferably, the rod wall at one end of the limiting rod located in the cylindrical groove is symmetrically fixedly connected with two second limiting sliders, and the inner wall of the cylindrical groove is provided with a second limiting slider matching the second limiting slider. A position chute, the end of the limit rod away from the cylindrical groove is fixedly connected with a universal ball.

Preferably, the lower end of the lifting plate is set as a slope structure corresponding to the limit rod.

Preferably, a pull cord is fixedly connected to the surface of the pull plate.

Compared with the prior art, the utility model provides a fully simulated neurosurgery platform based on 3D printing, which has the following beneficial effects:

1. The fully simulated neurosurgery platform based on 3D printing drives the active helical gear to rotate through the motor, uses the meshing effect of the active helical gear and the driven helical gear to drive the threaded sleeve to rotate, and then utilizes the threads of the threaded sleeve and the lifting screw to rotate. The connection function makes the lifting screw push the lifting plate down, and then the universal wheel is pushed out of the base, which can facilitate the movement of the surgical platform. When the lifting plate moves down, the slope of the lifting plate squeezes the limit rod, and the limit rod Back in the cylindrical groove, when the limit groove moves to the limit rod, the thrust spring pushes the limit rod, so that the limit rod and the limit groove are engaged to realize the stable limit of the lifting plate, which enhances the stability of the structure When the operation platform needs to be placed stably, pull the pull plate through the pull rope, and then pull the limit rod out of the limit slot, and then control the reverse rotation of the motor to retract the universal wheel into the base. Surgical platform for stable placement.

2. The fully simulated neurosurgery platform based on 3D printing, through the placement board provided, when items need to be placed, the placement board is put down, and the fixing belt fixes the placement board, which is convenient for people to place items, and When there is no need to place articles, close the placing plate, turn the positioning rod, and make the positioning rod be stuck in the arc-shaped positioning groove to realize the limitation and fixation of the placing plate, which is convenient for use.

And the parts not involved in the device are the same as the prior art or can be realized by using the prior art. The utility model facilitates the movement of the operation platform, enables the operation platform to be placed stably, and is convenient for placing articles.

Description of drawings

Fig. 1 is a structural schematic diagram of a fully simulated neurosurgery platform based on 3D printing proposed by the utility model;

Fig. 2 is a structural schematic diagram of part A of a fully simulated neurosurgery platform based on 3D printing proposed by the utility model;

Fig. 3 is a structural schematic diagram of part B of a fully simulated neurosurgery platform based on 3D printing proposed by the utility model;

Fig. 4 is a structural schematic diagram of the connection between the operation platform and the placement board of a fully simulated neurosurgery operation platform based on 3D printing proposed by the present invention.

In the figure: 1 operating platform, 2 supporting rod, 3 base, 4 placing plate, 5 fixing belt, 6 arc positioning groove, 7 fixing rod, 8 positioning rod, 9 supporting plate, 10 threaded sleeve, 11 driven helical gear , 12 motors, 13 driving helical gears, 14 lifting screws, 15 lifting plates, 16 universal wheels, 17 cylindrical grooves, 18 thrust springs, 19 limit rods, 20 limit grooves, 21 pull rods, 22 pull plates.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Referring to Figures 1-4, a fully simulated neurosurgery platform based on 3D printing includes an operating platform 1 for neurosurgery anatomy, a fluid circulation power system that forms a flowing fluid pressure system based on clinical breathing, heart rate and blood pressure, and a vascular neurosurgery system. A detachable modular airtight cranial model of brain tissue, a three-dimensional fixed head frame is installed on the operating platform, the cranial model is fixed on the three-dimensional fixed head frame, the cranial model is equipped with a liquid inlet and a liquid outlet, and a liquid circulation power system A power output port and a power input port are provided, wherein the power output port of the liquid circulation power system communicates with the liquid inlet of the brain model through a catheter, and the liquid outlet of the brain model communicates with the power input port of the liquid circulation power system through a catheter. The lower end is fixedly connected with the same base 3 through a plurality of support rods 2, and the lower end hinge of the side wall of the operation platform 1 is connected with a placement plate 4, and the two ends of the placement plate 4 away from the joint of the hinge are connected to the joint of the operation platform 1 through the fixing belt 5. The side walls are fixedly connected, the upper side wall of the placement plate 4 is provided with an arc-shaped positioning groove 6, the side wall of the operating platform 1 is fixedly connected with a fixed rod 7, and the rod wall of the fixed rod 7 is movably socketed with a corresponding arc-shaped positioning groove 6. The positioning rod 8, the surface of the positioning rod 8 is provided with a through hole corresponding to the fixed rod 7, and a damping rubber pad is filled between the through hole and the outer wall of the fixed rod 7, the base 3 is a hollow structure and the bottom is provided with an opening , the inner wall of the base 3 is fixedly connected with a support plate 9, and the center of the support plate 9 is provided with a through hole, and a threaded sleeve 10 is rotatably connected to the through hole through a ball bearing, and the outer wall of the threaded sleeve 10 is fixedly sleeved with a driven oblique The gear 11 and the upper end of the support plate 9 are fixedly provided with a motor 12, the output shaft of the motor 12 is fixedly connected with the driving helical gear 13 meshing with the driven helical gear 11, the threaded sleeve 10 is internally threaded with a lifting screw 14, and the lifting screw 14 The lower end is fixedly connected with lifting plate 15, and the bottom four corners of lifting plate 15 are all fixedly connected with universal wheels 16.

The inner wall of the base 3 near the lower end is symmetrically provided with cylindrical grooves 17 corresponding to the four corners of the lifting plate 15, and a thrust spring 18 is arranged in the cylindrical groove 17, and one end of the thrust spring 18 is fixedly connected with the inner wall of the cylindrical groove 17, and the other end of the thrust spring 18 One end is fixedly connected with the limit rod 19, and the side wall of the lifting plate 15 is provided with a limit groove 20 corresponding to the limit rod 19, and one end of the limit rod 19 located in the cylindrical groove 17 is fixedly connected with a pull rod 21, and is positioned at two sides on the same side. One end of each pull rod 21 away from the limit rod 19 protrudes out of the base 3 through a through hole and is fixedly connected with the same pull plate 22 .

The side wall of the lifting plate 15 is evenly provided with a plurality of first limit sliders, and the inner wall of the base 3 is provided with a first limit chute matching the first limit sliders.

The rod wall at one end of the limit rod 19 located in the cylindrical groove 17 is symmetrically fixedly connected with two second limit sliders, and the inner wall of the cylinder groove 17 is provided with a second limit chute matched with the second limit slider. An end of the limit rod 19 away from the cylindrical groove 17 is fixedly connected with a universal ball.

The lower end of the lifting plate 15 is set as a slope structure corresponding to the limit rod 19 .

The surface of the pull plate 22 is fixedly connected with a pull rope.

In the utility model, when in use, the driving helical gear 13 is driven by the motor 12 to rotate, and the meshing effect of the driving helical gear 13 and the driven helical gear 11 is used to drive the threaded sleeve 10 to rotate, and then the threaded sleeve 10 and the lifting screw 14 are used to rotate. The threaded connection makes the lifting screw 14 push the lifting plate 15 down, and then the universal wheel 16 is pushed out of the base 3, which can facilitate the movement of the operating platform. When the lifting plate 15 moves down, the slope of the lifting plate 15 is squeezed to limit the position Rod 19, squeeze the limit rod 19 back into the cylindrical groove 17, when the limit groove 20 moves to the limit rod 19, the thrust spring 18 pushes the limit rod 19, so that the limit rod 19 engages with the limit groove 20 The stable positioning of the lifting plate 15 can be realized, and the stability of the structure is enhanced. When the operating platform needs to be placed firmly, the pulling plate 22 is pulled by the pull cord, and then the limiting rod 19 is pulled out of the limiting groove 20. In addition, by controlling the reverse rotation of the motor 12, the universal wheel 16 can be retracted into the base 3, so that the operation platform can be placed stably, and the placement plate 9 can be put down when the items need to be placed through the placement plate 9 provided. , the fixing belt fixes the placing plate 9, which is convenient for people to place articles, and when the articles are not required to be placed, the placing plate 9 is closed, and the positioning rod 8 is rotated so that the positioning rod 8 is stuck in the arc positioning groove 6 The position-limiting and fixing of the placement plate 4 can be realized inside, which is convenient for use.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. a kind of full analog neuron surgical operation platform based on 3D printing, including the operating platform dissected for neurosurgery (1), the liquid circulation dynamical system of working fluid pressure system formed according to clinical breathing heart rate and blood pressure, have nervus vasculairs The Demountable modular of brain tissue closed cranium brain model is equipped with three dimensionality fixing head frame, the cranium on the operating platform Brain model is fixed on three dimensionality fixing head frame, and the cranium brain model is equipped with liquid-inlet and liquid outlet, the liquid circulation Dynamical system is equipped with power output mouth and power input port, wherein the liquid circulation dynamical system power output mouth is by leading Pipe and cranium brain model liquid inlet communication, the cranium brain model liquid outlet are defeated by conduit and liquid circulation dynamical system power Entrance connection, which is characterized in that the lower end of the operating platform (1) is fixedly connected with the same bottom by multiple support rods (2) Seat (3), the side wall lower ends hinge connection of the operating platform (1) have placement plate (4), and the placement plate (4) is far from hinge connection The both ends at place are fixedly connected by fixing belt (5) with the side wall of operating platform (1), and the upper end side wall of the placement plate (4) opens up Have arc positioning groove (6), the side wall of the operating platform (1) is fixedly connected with fixed link (7), the bar wall of the fixed link (7) Movable sleeve is connected to locating rod (8) corresponding with arc positioning groove (6), and the surface of the locating rod (8) offers and fixed link (7) Corresponding through-hole, and filled out between the outer wall of fixed link (7) in through-hole equipped with damping rubber pad, the pedestal (3) is hollow knot Structure and bottom offer opening, and the inner wall of the pedestal (3) is fixedly connected with support plate (9), at the center of the support plate (9) Through-hole is offered, is connected with screw shell (10) in the through-hole by ball bearing rotational, outside the screw shell (10) Wall fixing sleeve is connected to follow bevel gear (11), and the upper end of the support plate (9) is fixed with motor (12), the motor (12) Output shaft is fixedly connected with the drive bevel gear (13) engaged with follow bevel gear (11), and screw shell (10) internal screw thread connects It is connected to lifting screw (14), the lower end of the lifting screw (14) is fixedly connected with lifter plate (15), the lifter plate (15) Universal wheel (16) are fixedly connected at bottom four corners.

2. a kind of full analog neuron surgical operation platform based on 3D printing according to claim 1, which is characterized in that institute It states the inner wall of pedestal (3) close to lower end and symmetrically offers cylinder groove (17) corresponding with lifter plate (15) four corners, the cylinder Thrust spring (18) are equipped in slot (17), one end of the thrust spring (18) is fixedly connected with the inner wall of cylinder groove (17), institute The other end for stating thrust spring (18) is fixedly connected with gag lever post (19), and the side wall of the lifter plate (15) offers and gag lever post (19) corresponding limiting slot (20), the gag lever post (19) are located at one end in cylinder groove (17) and are fixedly connected with pull rod (21), One end positioned at two ipsilateral pull rods (21) far from gag lever post (19) is stretched out pedestal (3) outside by through-hole and is fixedly connected There are the same pulling plate (22).

3. a kind of full analog neuron surgical operation platform based on 3D printing according to claim 1, which is characterized in that institute The side wall for stating lifter plate (15) is uniformly provided with multiple first position limiting slide blocks, and the inner wall of the pedestal (3) offers and the first limit The first limit sliding chutes that position sliding block matches.

4. a kind of full analog neuron surgical operation platform based on 3D printing according to claim 2, which is characterized in that institute It states the side pole wall that gag lever post (19) is located in cylinder groove (17) to be symmetrically fixedly connected there are two the second position limiting slide block, the cylinder The inner wall of slot (17) offers the second limit sliding chutes to match with the second position limiting slide block, and the gag lever post (19) is far from cylinder groove (17) one end is fixedly connected with Universal caster.

5. a kind of full analog neuron surgical operation platform based on 3D printing according to claim 2, which is characterized in that institute The lower end for stating lifter plate (15) is set as bevel structure corresponding with gag lever post (19).

6. a kind of full analog neuron surgical operation platform based on 3D printing according to claim 2, which is characterized in that institute The surface for stating pulling plate (22) is fixedly connected with drawstring.