CN214175486U - Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance - Google Patents
Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance Download PDFInfo
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- CN214175486U CN214175486U CN202120131200.6U CN202120131200U CN214175486U CN 214175486 U CN214175486 U CN 214175486U CN 202120131200 U CN202120131200 U CN 202120131200U CN 214175486 U CN214175486 U CN 214175486U
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- 206010019695 Hepatic neoplasm Diseases 0.000 title claims abstract description 17
- 208000014018 liver neoplasm Diseases 0.000 title claims abstract description 15
- 238000007674 radiofrequency ablation Methods 0.000 title claims abstract description 15
- 238000002604 ultrasonography Methods 0.000 claims abstract description 17
- 238000002679 ablation Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 abstract 1
- 230000007306 turnover Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 210000004185 liver Anatomy 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
本实用新型涉及医疗训练器械技术领域，提供了一种超声引导下使用射频消融针进行肝脏肿瘤穿刺的训练模型,包括底座以及训练装置，其特征在于,训练装置包括分别设于底座顶面两侧的控制台和承载板，控制台设有消融穿刺针、超声仪、控制器和报警装置，承载板底部设有驱动承载板沿竖直方向往复运动的升降机构，承载板顶面设有仿真人体组织，仿真人体组织内部设有若干个穿刺触点；超声仪用于在穿刺过程中通过超声侦测仿真人体组织中穿刺触点的位置。本实用新型一方面能够根据需要调节仿真人体组织的高度，使其满足于不同身高的使用者使用；同时能够满足于使用者进行穿刺训练，提高医护人员的专业能力的同时，保证实际穿刺治疗时的安全性。
The utility model relates to the technical field of medical training equipment, and provides a training model for performing liver tumor puncture with a radiofrequency ablation needle under the guidance of ultrasound, comprising a base and a training device. The console is equipped with an ablation puncture needle, an ultrasonic instrument, a controller and an alarm device. The bottom of the carrier board is provided with a lifting mechanism that drives the carrier board to reciprocate in the vertical direction. The top surface of the carrier board is provided with a simulated human body. There are several puncture contacts inside the simulated human tissue; the ultrasonic instrument is used to detect the position of the puncture contacts in the simulated human tissue through ultrasonic detection during the puncture process. On the one hand, the utility model can adjust the height of the simulated human tissue according to the needs, so that it can be used by users of different heights; at the same time, the utility model can satisfy the needs of users to perform puncture training, improve the professional ability of medical staff, and ensure the actual puncture treatment. security.
Description
Technical Field
The utility model relates to a medical training apparatus technical field particularly, relates to an ultrasonic guidance uses the radio frequency to melt the training model that the needle carries out liver tumour puncture down.
Background
Ultrasound intervention is a medical procedure that is guided in real time by ultrasound waves. In daily clinical work, ultrasound is more and more widely applied, and application technologies of assisting puncture by using ultrasound are more and more popular, for example, puncture treatment of liver tumors by a radio frequency ablation technology under ultrasound guidance. Because the medical staff is required to have high professional performance for ultrasonic guided puncture, most medical staff have few opportunities for practicing the ultrasonic guided puncture, most new doctors directly perform puncture training on the body of a patient, and the training mode indirectly transfers risks to the patient. Therefore, there is a need for a training model device for use in performing puncture training on medical staff.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an use radio frequency to melt training model that needle carries out liver tumour puncture under the supersound guide, it can let medical personnel carry out the puncture training, can adjust the laying height of emulation human tissue according to the medical personnel of different heights simultaneously, and the practicality is strong.
The embodiment of the utility model discloses a realize through following technical scheme:
a training model for liver tumor puncture by using a radio frequency ablation needle under the guidance of ultrasound comprises a base and a training device;
the training device comprises a console and a bearing plate which are respectively arranged on two sides of the top surface of the base, the console is provided with an ablation puncture needle, an ultrasonic instrument, a controller and an alarm device, the bottom of the bearing plate is provided with a lifting mechanism for driving the bearing plate to reciprocate along the vertical direction, the top surface of the bearing plate is provided with simulated human body tissues, and a plurality of puncture contacts are arranged inside the simulated human body tissues;
the ablation puncture needle and the alarm device are respectively electrically connected with the controller, and the ultrasonic instrument is used for detecting the position of the puncture contact in the simulated human tissue through ultrasound in the puncture process.
Furthermore, the lifting mechanism comprises a telescopic upright column and a driving assembly, wherein the telescopic upright column and the driving assembly are arranged below the bearing plate, the telescopic upright column comprises a fixed column and a movable column, and one end of the fixed column is fixedly connected with the top surface of the base; the bottom of the movable column extends into the fixed column and is in sliding fit with the fixed column; the top of the movable column is connected with the bearing plate, and a screw capable of freely rotating is arranged in the fixed column; one end of the screw rod extends into the movable column and is in threaded connection with the movable column; the driving component drives the screw rod to rotate.
Furthermore, the number of the telescopic stand columns is two, and the two telescopic stand columns are symmetrically arranged on two sides of the bottom of the bearing plate.
Further, the inside control chamber that is equipped with of base, drive assembly is including locating but the drive motor of control intracavity and free rotation's horizontal rotating shaft, the drive motor drive horizontal rotating shaft rotates, the screw rod is kept away from the one end downwardly extending of activity post is connected with vice bevel gear behind the control intracavity, be equipped with on the horizontal rotating shaft with vice bevel gear one-to-one's main bevel gear, vice bevel gear with main bevel gear meshes mutually.
Optionally, a height-adjustable seat is further arranged on the top surface of the base, and the seat is located on one side of the bearing plate.
Further, the base top surface is followed the circumference of loading board is equipped with the spout, it is provided with the slide to slide in the spout, the seat is installed on the slide.
Furthermore, the top surfaces of the movable columns of the two telescopic vertical columns are provided with turnover seats, and two sides of the bearing plate are provided with turnover shafts; one end of the turnover shaft is fixedly connected with the bearing plate, and the other end of the turnover shaft is rotatably connected with the turnover seat; and the overturning seat is provided with a limiting pin for limiting the overturning shaft to rotate.
Furthermore, a sliding cavity is arranged inside the fixed column, the bottom of the movable column penetrates through the top surface of the fixed column and then extends into the sliding cavity, a sliding block is arranged on the outer wall of the movable column and is in sliding fit with the side wall of the sliding cavity, and a limiting convex body corresponding to the sliding block is arranged at the top of the sliding cavity.
Optionally, the loading plate is further provided with a fastening belt for fixing the simulated human body tissue, one end of the fastening belt is fixedly connected with the loading plate, and the other end of the fastening belt is detachably connected with the loading plate.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
the training device provided by the utility model can adjust the height of the simulated human body tissue according to the requirement, so that the training device can be used by users with different heights; on the other hand, through setting up ablation pjncture needle, controller, alarm device and supersound appearance, can satisfy in the user and carry out the puncture training to avoid novice doctor directly to regard as the puncture object with the patient, shift the puncture risk to the patient on one's body, when improving medical personnel's professional ability, guarantee the security when actual puncture treatment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a front view of a training device according to an embodiment of the present invention;
fig. 2 is a top view of a training device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention.
Icon: 1-base, 101-control cavity, 2-console, 3-bearing plate, 4-ablation puncture needle, 5-alarm device, 6-simulated human tissue, 7-puncture contact, 8-fixed column, 801-sliding cavity, 9-movable column, 10-screw, 11-driving motor, 12-horizontal rotating shaft, 13-secondary bevel gear, 14-main bevel gear, 15-seat, 16-sliding chute, 17-sliding seat, 18-overturning seat, 19-overturning shaft, 20-limiting pin, 21-sliding block, 22-limiting convex body and 23-fastening belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of this application is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific orientation, be constructed in a specific orientation and be operated is not to be construed as limiting the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1 and 2, a training model for liver tumor puncture using a radio frequency ablation needle under ultrasonic guidance comprises a base 1 and a training device for medical staff to perform puncture training;
the training device comprises a control console 2 and a bearing plate 3 which are respectively arranged on two sides of the top surface of a base 1, the control console 2 is provided with an ablation puncture needle 4, an ultrasonic instrument (not shown in the figure), a controller (not shown in the figure) and an alarm device 5, the bottom of the bearing plate 3 is provided with a lifting mechanism for driving the bearing plate 3 to reciprocate along the vertical direction so as to adjust the height of the bearing plate 3 according to the needs of a user, the top surface of the bearing plate 3 is provided with a simulated human tissue 6, a plurality of puncture contacts 7 are arranged in the simulated human tissue 6, and the specific structure of the puncture contacts 7 belongs to the prior art and is not described herein;
the ablation puncture needle 4 and the alarm device 5 are respectively and electrically connected with the controller through cables, and the ultrasonic instrument is used for detecting the position of the puncture contact 7 in the simulated human tissue 6 through ultrasonic in the puncture process.
When training, the user firstly adjusts the height of the bearing plate 3 according to the height of the user, so that the simulated human tissue 6 is at the optimal training height. Then, the user holds the ablation puncture needle 4 to puncture the simulated human tissue 6, and the training device based on the embodiment performs the liver puncture training, so that the simulated human tissue 6 is provided with a model simulating the human liver, and the plurality of puncture contacts 7 are arranged on the liver model in the simulated human tissue 6. When puncture is carried out, a user is guided to puncture through the ultrasonic instrument, after the ablation puncture needle 4 is punctured into the simulated human tissue 6 and is contacted with the puncture contact 7, the ablation puncture needle 4 sends a corresponding electric signal to the controller to indicate that the ablation puncture needle 4 reaches a specified position, at the moment, the controller sends a control instruction to the alarm device 5, and then the alarm device 5 sends a corresponding alarm to prompt the user that the puncture is successful; in practical implementation, the alarm device 5 may employ a buzzer to generate an alarm sound, or may employ an indicator light, and when the indicator light flashes, the indicator light indicates that the puncture is successful. Meanwhile, during training, a user can perform training in various training modes, such as puncturing within a specified time, so as to judge the time required for successful puncturing within the specified time, and judge the puncturing efficiency.
Therefore, the height of the simulated human tissue 6 can be adjusted according to needs by the training device provided by the embodiment, so that the training device can be used by users with different heights, and can be used for puncture training by the users, thereby preventing doctors from directly taking the patients as puncture objects, transferring puncture risks to the patients, improving the professional ability of medical workers and ensuring the safety of puncture treatment.
Specifically, referring to fig. 3, the lifting mechanism includes a telescopic column and a driving assembly, the telescopic column is disposed below the bearing plate 3, the telescopic column includes a fixed column 8 and a movable column 9, and one end of the fixed column 8 is fixedly connected to the top surface of the base 1; the bottom of the movable column 9 extends into the fixed column 8 and is in sliding fit with the fixed column 8; the top of the movable column 9 is connected with the bearing plate 3, and a screw rod 10 capable of freely rotating is arranged in the fixed column 8; one end of the screw rod 10 extends into the movable column 9 and is in threaded connection with the movable column 9; the drive assembly drives the screw 10 in rotation. When the screw rod 10 in the telescopic upright post is driven by the driving assembly to rotate, the movable post 9 can be driven to reciprocate along the vertical direction, and then the bearing plate 3 is driven to reciprocate along the vertical direction. In order to improve the stability of loading board 3 motion in-process, the quantity of the flexible stand of this embodiment is two, and 3 bottom both sides of loading board are located to two flexible stand symmetries. Preferably, the movable columns 9 of the two telescopic columns are fixedly connected with the central position of the bearing plate 3 along the length direction thereof, so as to ensure that the bearing capacity of the bearing plate 3 is in the optimal state.
Simultaneously, base 1 is inside to be equipped with control chamber 101, but drive assembly is including locating driving motor 11 and the horizontal rotating shaft 12 of free rotation in the control chamber 101, driving motor 11 drive horizontal rotating shaft 12 rotates, the one end downwardly extending who keeps away from movable post 9 of screw rod 10 is connected with vice bevel gear 13 in the control chamber 101, wherein the one end that movable post 9 was kept away from to screw rod 10 need pass earlier in base 1 top and extend to control chamber 101 in, and be equipped with the bearing between screw rod 10 and the base 1, guarantee that screw rod 10 can rotate smoothly, be equipped with on the horizontal rotating shaft 12 with vice bevel gear 13 one-to-one main bevel gear 14, vice bevel gear 13 meshes with main bevel gear 14 mutually. When the driving motor 11 drives the horizontal rotating shaft 12 to rotate, the horizontal rotating shaft 12 drives the main bevel gear 14 to rotate, the screw rods 10 in the fixed columns 8 of the two telescopic stand columns are driven to synchronously rotate through the meshing relation between the main bevel gear 14 and the auxiliary bevel gear 13, so that the movable columns 9 of the two telescopic stand columns synchronously reciprocate along the vertical direction, and the loading plate 3 is driven to reciprocate along the vertical direction to adjust the height of the simulated human tissue 6. In practice, a switch for controlling the driving motor 11 may be disposed on the console 2, and the driving motor 11, the switch and the external power source are connected in series to form a closed loop.
In addition, in order to further improve the comfort of the user during the puncture training, the top surface of the base 1 of the present embodiment is further provided with a height-adjustable seat 15, and the seat 15 is located on one side of the carrier plate 3. When training is needed, a user firstly adjusts the height of the simulated human tissue 6, and then adjusts the height of the seat 15 to enable the user to sit on the seat 15 for puncture training, so that fatigue caused by long-time standing for training of the user is avoided. Meanwhile, the top surface of the base 1 is provided with two sliding grooves 16 along the circumferential direction of the bearing plate 3, the sliding grooves 16 of the embodiment are arranged in parallel, a sliding seat 17 is arranged in the sliding grooves 16 in a sliding manner, and the seat 15 is installed on the sliding seat 17. Through the arrangement, the position of the seat 15 on the base 1 can be adjusted by a user according to the requirement of the user, and the practicability of the training device is further improved.
On the other hand, the top surfaces of the movable columns 9 of the two telescopic columns of the embodiment are both provided with turnover seats 18, and both sides of the bearing plate 3 are both provided with turnover shafts 19; one end of the turning shaft 19 is fixedly connected with the bearing plate 3, and the other end of the turning shaft is rotatably connected with the turning seat 18; the overturning seat 18 is provided with a limiting pin 20 for limiting the overturning shaft 19 to rotate, wherein the overturning shaft 19 is provided with a plurality of limiting holes matched with the limiting pin 20 along the circumferential direction, and the limiting pin 20 penetrates through the overturning seat 18 and then is inserted into the limiting holes to play a role in limiting the overturning of the overturning shaft 19. Through this setting, the user can adjust the rotation angle of loading board 3 according to self needs, makes its better satisfy in the puncture training. That is, when the supporting plate 3 needs to be turned over, only the limiting pin 20 for limiting the turning shaft 19 to rotate needs to be taken down, so that the turning shaft 19 can rotate freely, and then the supporting plate 3 is turned over manually by a user, and the limiting pin 20 is inserted again to limit the turning shaft 19 to rotate after the supporting plate 3 is turned over to a proper angle.
Further, the inside slip chamber 801 that is equipped with of above-mentioned fixed column 8, the bottom of activity post 9 passes the top surface of fixed column 8 and extends to in the slip chamber 801, and the outer wall of activity post 9 is equipped with slider 21, and slider 21 and the lateral wall sliding fit of slip chamber 801, the top of slip chamber 801 is equipped with the spacing convex body 22 corresponding with slider 21, and the lateral wall sliding fit of the outer wall of activity post 9 of this embodiment and spacing convex body 22. When the movable column 9 moves upwards to the highest point under the driving of the screw 10, the sliding block 21 is abutted against the limiting convex body 22, so that the situation that the movable column 9 is separated from the fixed column 8 due to misoperation of a user is prevented, and the safety of the training device is further improved.
In this embodiment, the loading plate 3 is further provided with a fastening belt 23 for fixing the simulated human tissue 6, the fastening belt 23 is an elastic belt, one end of the fastening belt 23 is fixedly connected with the loading plate 3, and the other end thereof is detachably connected with the loading plate 3 through a fastener. The simulated human tissue 6 is fixed through the fastening belt 23, so that the simulated human tissue 6 is conveniently fixed and the new simulated human tissue 6 is conveniently replaced in the later period.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to 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 (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120131200.6U CN214175486U (en) | 2021-01-18 | 2021-01-18 | Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120131200.6U CN214175486U (en) | 2021-01-18 | 2021-01-18 | Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance |
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| CN214175486U true CN214175486U (en) | 2021-09-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112885214A (en) * | 2021-01-18 | 2021-06-01 | 新疆医科大学第一附属医院 | Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance |
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2021
- 2021-01-18 CN CN202120131200.6U patent/CN214175486U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112885214A (en) * | 2021-01-18 | 2021-06-01 | 新疆医科大学第一附属医院 | Training model for liver tumor puncture by using radio frequency ablation needle under ultrasonic guidance |
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