CN112562472A - Multifunctional gastric lavage model and gastric lavage training method - Google Patents
Multifunctional gastric lavage model and gastric lavage training method Download PDFInfo
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Abstract
本发明公开了一种多功能洗胃模型和洗胃训练方法，属于医学教学用品技术领域，包括上半身模型和毒物体，上半身模型包括头部和上半身部，上半身部的容纳腔内设有食道，食道一端连通鼻腔，胃部包括透明弹性层和透明硅胶层，胃部通过第一固定组件固定于容纳腔内，胃部内部设有连通贲门和幽门的胃部腔体，胃部贲门连通食道另一端；胃管经由鼻腔、食道插入胃部腔体后，能够通过胃管将液体注入或抽吸出胃部腔体，通过胃管抽吸液体时，毒物体能够随液体从胃部腔体内抽吸出上半身模型；洗胃训练方法。本发明公开的多功能洗胃模型和洗胃训练方法不仅可以练习插管和拔管操作，还可完成注液、抽液操作，使操作者可模拟完成洗胃的完整操作。
The invention discloses a multifunctional gastric lavage model and a gastric lavage training method, belonging to the technical field of medical teaching supplies. One end of the esophagus is connected to the nasal cavity, the stomach includes a transparent elastic layer and a transparent silica gel layer, the stomach is fixed in the accommodating cavity through the first fixing component, the stomach is provided with a stomach cavity that communicates with the cardia and the pylorus, and the gastric cardia is connected to the esophagus. One end; after the gastric tube is inserted into the stomach cavity through the nasal cavity and esophagus, the liquid can be injected or sucked out of the stomach cavity through the gastric tube. Aspirate upper body model; gastric lavage training method. The multifunctional gastric lavage model and gastric lavage training method disclosed by the invention can not only practice intubation and extubation operations, but also complete liquid injection and extraction operations, so that the operator can simulate the complete operation of gastric lavage.
Description
Technical Field
The invention belongs to the technical field of medical teaching articles, and particularly relates to a multifunctional gastric lavage model and a gastric lavage training method.
Background
The gastric intubation lavage is to insert the gastric tube from the nasal cavity or oral cavity, reach the stomach through the esophagus, firstly extract the poison and then inject the gastric lavage liquid, discharge the content in the stomach, and eliminate the poison in the stomach or eliminate the retention through injecting and extracting a certain amount of solution. At present, in critical nursing science and basic nursing science teaching, a plurality of operation technologies can be demonstrated and completed between teachers and students and between students. And to the operation of lavage portion, it is mainly accomplished the exercise on patient's model, and patient's model has the passageway between nasal cavity or oral cavity and the esophagus, lets the student can practice intubate and tube drawing operation, then can't practice to water injection, the operation of drawing water, and the student can't simulate the complete operation of accomplishing the lavage portion, makes this teaching link have the weak point, awaits urgent need to improve.
Disclosure of Invention
The invention is provided for solving the problems in the prior art, and aims to provide a multifunctional gastric lavage model which can not only practice intubation and tube drawing operations, but also complete liquid injection and liquid drawing operations, so that an operator can simulate and complete the complete gastric lavage operation.
The second purpose of the invention is to provide a gastric lavage training method.
In order to achieve the above object, a first aspect of the present invention provides a multifunctional gastric lavage model, comprising an upper half body model, wherein the upper half body model comprises a head and an upper half body, the upper half body comprises a containing cavity, an esophagus, a heart, a lung, a liver and a stomach are arranged in the containing cavity, an opening for facilitating observation of the inside of the containing cavity is arranged in front of the containing cavity on the upper half body, the stomach comprises an internal transparent elastic layer and a transparent silica gel layer coated on the outer surface of the transparent elastic layer, a first fixing component is further arranged in the containing cavity, the head is rotatably arranged on the upper half body, one end of the esophagus is communicated with a nasal cavity, the inner diameter of the esophagus is adapted to the outer diameter of the stomach tube, the heart, the lung and the liver are all fixed on the inner wall of the accommodating cavity, the stomach is fixed in the accommodating cavity through the first fixing component, a stomach cavity communicated with the cardia and the pylorus is arranged in the stomach, and the cardia of the stomach is communicated with the other end of the esophagus;
the gastric lavage model also comprises a toxic substance and a model base arranged at the lower part of the upper half body model, and the toxic substance is arranged in the stomach cavity;
after the stomach tube is inserted into the stomach cavity through the nasal cavity and the esophagus, liquid can be injected into or pumped out of the stomach cavity through the stomach tube, and when the liquid is pumped through the stomach tube, the toxic objects can be pumped out of the upper half body model from the stomach cavity along with the liquid.
Further, the gastric lavage model further comprises:
the controller is arranged inside the model base;
the control button is arranged at the front part of the model base and is in signal connection with the controller;
one end of the intestinal tract is communicated with a pylorus in the stomach, and a two-position and two-way valve is arranged in the intestinal tract and is in signal connection with the controller;
and the drainage bag is provided with a drainage port which is communicated with the other end of the intestinal tract.
Further, first fixed subassembly includes first pole, second pole, third pole, is used for the first casing of holding stomach, first casing adopts the cuboid structure, first pole one end is connected perpendicularly first casing bottom plate central position, the model base upper surface is connected perpendicularly to the first pole other end, second pole one end is connected perpendicularly first casing right side board central position, first body right side wall is connected to the second pole other end, third pole one end is connected perpendicularly first casing posterior lateral plate central position, first body posterior lateral wall is connected to the third pole other end, first casing roof is equipped with the esophagus hole for insert the esophagus, the cuboid left side board is equipped with first drainage hole, is used for passing the intestinal.
Further, arc transition is arranged between the inner wall of the bottom plate of the first shell and the inner wall of the rear side plate;
pressure sensors are arranged on the inner wall of the bottom plate of the first shell, the inner wall of the left side plate, the inner wall of the right side plate, the inner wall of the rear side plate and the arc transition part and are used for detecting the pressure of the stomach on the pressure sensors;
an alarm is arranged at the front part of the model base, and the controller is in signal connection with the alarm and the pressure sensors.
Further, the gastric lavage model still includes the fixed subassembly of second, the fixed subassembly of second includes fourth rod, fifth rod, sixth rod, is used for the second casing of holding drainage bag, the second casing adopts the cuboid structure, fourth rod one end is connected perpendicularly second casing bottom plate central position, the model base upper surface is connected perpendicularly to the fourth rod other end, fifth rod one end is connected perpendicularly second casing left side board central position, half body left side wall on the fifth rod other end is connected, sixth rod one end is connected perpendicularly second casing posterior lateral plate central position, half body posterior lateral wall on the sixth rod other end is connected, second casing roof is equipped with the second drainage hole, is used for passing the intestinal.
Further, the toxicant body is made of colored plastic particles, and the diameter of the particles is smaller than that of the gastric tube.
Further, a first connecting device is arranged right behind the head, the first connecting device comprises a first universal joint and a first mounting seat, and the first universal joint is connected with the right behind the head and the first mounting seat; the back of the upper half body is provided with a second connecting device which is the same as the first connecting device;
the gastric lavage model further comprises a base, the base comprises a bottom plate, a first support is arranged on the bottom plate and used for connecting the bottom plate and a first connecting device, the first support comprises a first vertical rod and a first corrugated pipe which are arranged along the vertical direction, the first vertical rod is vertically arranged on the bottom plate, the lower end of the first corrugated pipe is arranged at the upper end of the first vertical rod, and a first mounting seat is mounted at the upper end of the first corrugated pipe; the second support is used for connecting the bottom plate and the second connecting device, the second support comprises a second vertical rod and a second corrugated pipe, the second vertical rod is arranged on the bottom plate perpendicularly, the lower end of the second corrugated pipe is arranged at the upper end of the second vertical rod, and the second connecting device is arranged at the upper end of the first corrugated pipe.
Further, a first buckle is arranged at the bottom of the first mounting seat, a first clamping groove matched with the first buckle is arranged at the upper end of the first corrugated pipe, and the first corrugated pipe is connected with the first mounting seat by clamping the first clamping groove through the first buckle; the bottom of the second connecting device is provided with a second buckle, the upper end of the second corrugated pipe is provided with a second clamping groove matched with the second buckle, and the second corrugated pipe is connected with the second connecting device by clamping the second clamping groove through the second buckle.
Furthermore, a hydraulic cylinder is adopted in the first vertical rod, and the upper end of a piston rod of the hydraulic cylinder is provided with the first corrugated pipe.
In order to achieve the above object, a second aspect of the present invention provides a gastric lavage training method applied to the multifunctional gastric lavage model of any one of the above technical solutions, comprising the following steps:
assessing the patient's basic vital signs, intoxication manifestations;
preparing operation articles according to the gastric lavage operation requirement, connecting an operation pipeline, and adjusting the upper half body model to lie flat or lie on the left side or lie on the right side or lie on half;
performing intubation operation, determining the insertion position of the gastric tube, and fixing the gastric tube;
performing gastric lavage operation, extracting gastric contents including toxic substances in the stomach, injecting and sucking liquid, wherein the injected liquid cannot exceed 500ml each time, and if the liquid in the stomach is excessive, the pressure sensor sends a detection signal to the controller, and the controller controls the alarm to send a prompt signal; meanwhile, observing whether the injection amount and the suction amount of the gastric lavage fluid are balanced or not, and observing the color of the extract;
after the gastric lavage is finished, the two-position two-way valve is opened by controlling the operating button to discharge residual liquid in the stomach, the gastric tube is pulled out, operation articles are cleaned and disinfected, and the gastric lavage process is recorded.
Due to the adoption of the scheme, the transparent elastic layer of the stomach can contain the same liquid amount as that in actual operation, the transparent silica gel layer is made of flexible material, the surface of the transparent silica gel layer can be set to be a fold structure similar to folds on the surface of the stomach, and the transparency of the material of the stomach is convenient for an operator to observe toxic objects and liquid in the cavity of the stomach; toxic substances can be sucked out by the stomach tube and injected into the stomach, and the particles are easy to identify due to the color of the particles, so that whether the toxic substances are discharged completely can be conveniently diagnosed; the upper body model can be adjusted to lie on the left side or the right side by bending the first corrugated pipe and the second corrugated pipe of the base towards the same side, and the height of the head can be adjusted by extending or retracting the piston rod of the hydraulic cylinder, so that the upper body model can be adjusted to lie on the half or flat; the gastric lavage model of the invention can not only practice intubation and extubation operations, but also complete liquid injection and liquid extraction operations, so that an operator can simulate the complete gastric lavage operation, and the teaching target is realized.
Drawings
FIG. 1 is a front view of an upper body model provided by an embodiment of the present invention;
FIG. 2 is a side view of an upper body model provided by an embodiment of the present invention;
FIG. 3 is a schematic structural view of the first fixing assembly of FIG. 1;
FIG. 4 is a schematic structural view of the second fixing assembly of FIG. 1;
FIG. 5 is a schematic view of the upper body model in a flat position according to an embodiment of the present invention;
fig. 6 is a schematic structural view of the upper body model in a half-lying state according to the embodiment of the present invention.
Wherein: 1. an upper body model; 2. a head portion; 3. an upper half body portion; 311. an accommodating chamber; 312. an esophagus; 313. a heart; 314. a lung; 315. the liver; 316. an opening; 317. the stomach; 32. a first fixed component; 321. a first lever; 322. a second lever; 323. a third lever; 324. a first housing; 325. food passage holes; 326. a first drainage aperture; 33. the intestinal tract; 331. a two-position two-way valve; 34. a drainage bag; 35. a second fixed component; 351. a fourth bar; 352. a fifth lever; 353. a sixth rod; 354. a second housing; 355. a second drainage aperture; 4. a toxic object; 5. a model base; 51. a control button; 52. an alarm; 6. a first connecting means; 61. a first universal joint; 62. a first mounting seat; 7. a second connecting means; 8. a base; 81. a base plate; 82. a first bracket; 821. a hydraulic cylinder; 822. a piston rod; 823. a first bellows; 83. a second bracket; 831. a second upright stanchion; 832. a second bellows; 833. a roller; 9. a gastric tube.
Detailed Description
The present invention is described in detail below with reference to the accompanying drawings and examples:
the embodiment of the invention provides a multifunctional gastric lavage model, as shown in fig. 1, comprising an upper half body model 1, the upper half body model 1 comprises a head part 2 and an upper half body part 3, the upper half body part 3 comprises a containing cavity 311, an esophagus 312, a heart 313, a lung 314, a liver 315 and a stomach 317 are arranged in the containing cavity 311, an opening 316 convenient for observing the inside of the containing cavity 311 is arranged in front of the containing cavity 311 on the upper half body part 3, the stomach 317 comprises an internal transparent elastic layer and a transparent silica gel layer coated on the outer surface of the transparent elastic layer, a first fixing component 32 is also arranged in the containing cavity 311, the head part 2 is rotatably arranged on the upper half body part, one end of the esophagus 312 is communicated with a nasal cavity, the inner diameter of the esophagus 312 is matched with the outer diameter of a gastric tube 9, the heart 313, the lung 314 and the liver 315 are all fixed on the inner wall of the containing cavity 311, the stomach 317 is fixed in the containing cavity 311 through the first fixing component 32, the stomach 317 is cardia connected to the other end of the esophagus 312.
Specifically, the head 2 can rotate around the axis direction of the upper half body 3, so that the head 2 and the upper half body 3 can be respectively turned, the application situation of the gastric lavage model can be expanded, for example, the coma state of a patient can be simulated, and the upper half body 3 can be kept lying flat when the head 2 of the gastric lavage model rotates. Specifically, the head 2 can be fixedly connected with the upper body part 3 by clamping and the like. The transparent elastic layer of the stomach 317 can contain the same amount of liquid as that in actual operation, the transparent silica gel layer is made of flexible material, the surface of the transparent silica gel layer can be set to be a fold structure similar to the folds of the stomach surface, and the transparency of the simulated stomach material of the stomach is improved, so that an operator can observe the toxic substance 4 and the liquid in the stomach cavity conveniently.
The gastric lavage model also comprises a toxic object 4 and a model base 5 arranged at the lower part of the upper half body model 1, and the toxic object 4 is arranged in the stomach cavity.
Specifically, poison object 4 can adopt the plastics particulate matter that has the colour, the particulate matter diameter is less than stomach tube 9 diameter, and the particulate matter can be taken out by stomach tube 9 and pour into the stomach body into, and the color of particulate matter makes its easy discernment, is convenient for confirm to diagnose whether the poison object 4 is discharged completely.
After the stomach tube 9 is inserted into the stomach cavity through the nasal cavity and the esophagus 312, the liquid can be injected into or pumped out of the stomach cavity through the stomach tube 9, and when the liquid is pumped through the stomach tube 9, the toxic substance 4 can be pumped out of the upper body model 1 from the stomach cavity along with the liquid.
The gastric lavage model of the invention can not only practice intubation and extubation operations, but also complete liquid injection and liquid extraction operations, so that an operator can simulate the complete gastric lavage operation, and the teaching target is realized.
Further, as shown in fig. 1, the gastric lavage model further comprises a controller, an intestinal tract 33, a drainage bag 34 and a control button 51: the controller is arranged in the model base 5; the control button 51 is arranged at the front part of the model base 5, and the control button 51 is in signal connection with the controller; one end of the intestinal tract 33 is communicated with a pylorus of a stomach 317, a two-position two-way valve 331 is arranged in the intestinal tract 33, and the two-position two-way valve 331 is in signal connection with the controller; the drainage bag 34 is provided with a drainage port which is communicated with the other end of the intestinal tract 33. Wherein, a two-position two-way valve 331 is arranged in the intestinal tract 33, so that the liquid in the stomach cavity can flow into the drainage bag 34 along the intestinal tract 33, and the liquid in the drainage bag 34 can not flow back to the stomach cavity; the control button 51 may comprise a controller switch button, and may further comprise a two-position two-way valve 331, the control button 51 may be controlled to open and close the two-position two-way valve 331 after the operation is finished, so as to release the residual liquid in the stomach cavity.
Preferably, as shown in fig. 1 and 3, the first fixing assembly 32 includes a first rod 321, a second rod 322, a third rod 323, and a first housing 324 for accommodating the stomach 317, the first housing 324 is of a rectangular parallelepiped structure, one end of the first rod 321 is vertically connected to the central position of the bottom plate of the first housing 324, the other end of the first rod 321 is vertically connected to the upper surface of the model base 5, one end of the second rod 322 is vertically connected to the central position of the right side plate of the first housing 324, the other end of the second rod 322 is connected to the right side wall of the upper half body 3, one end of the third rod 323 is vertically connected to the central position of the rear side plate of the first housing 324, the other end of the third rod 323 is connected to the rear side wall of the upper half body 3, the top plate of the first housing 324 is provided with a food passage hole 325 for inserting into the esophagus 312, the left side plate of the rectangular parallelepiped is provided with a first drainage hole 326 for passing, the first fixing component enables the first housing 324 to be firmly and fixedly connected in the accommodating cavity 311, can adapt to different lying positions of the upper body model 1, and has strong pressure bearing capacity.
Further, the inner wall of the bottom plate of the first shell 324 and the inner wall of the rear side plate are provided with arc transitions; the inner wall of the bottom plate of the first shell 324 is provided with a pressure sensor, and the weight of the stomach 317 of the upper body model 1 when lying on the back can be obtained through the positive pressure value detected by the pressure sensor; the inner walls of the left side plate and the right side plate of the first shell 324 are respectively provided with a pressure sensor, and the weight of the stomach 317 of the upper half body model 1 when lying on the left side or the right side can be detected and obtained through the pressure sensors; the inner wall of the rear side plate of the first shell 324 is provided with a pressure sensor, and the weight of the stomach 317 of the upper half body model 1 when lying down can be detected and obtained through the pressure sensor; the arc transition part of the first shell 324 is provided with a pressure sensor, and the weight of the stomach 317 of the upper half body model 1 in the half-lying state can be detected and obtained through the pressure sensor; the front portion of the model base 5 is provided with an alarm 52, the controller is connected with the alarm 52 and the pressure sensors in a signal mode, the pressure sensors can detect a plurality of pressure values, the controller compares the maximum value of the pressure values acquired by the pressure sensors with a preset pressure value, and when the maximum value of the pressure values is larger than the preset pressure value, the alarm 52 sends out an alarm signal to prompt an operator to pay attention to liquid injection operation and stop injecting liquid continuously. Preferably, the alarm 52 may be a signal lamp, a buzzer, or the like.
Preferably, as shown in fig. 1 and 4, the gastric lavage model further comprises a second fixing component 35, the second fixing component 35 comprises a fourth rod 351, a fifth rod 352, a sixth rod 353 and a second shell 354 for accommodating the drainage bag 34, the second shell 354 is of a rectangular parallelepiped structure, one end of the fourth rod 351 is vertically connected to the central position of the bottom plate of the second shell 354, the other end of the fourth rod 351 is vertically connected to the upper surface of the model base 5, one end of the fifth rod 352 is vertically connected to the central position of the left side plate of the second shell 354, the other end of the fifth rod 352 is connected to the left side wall of the upper half body 3, one end of the sixth rod 353 is vertically connected to the central position of the rear side plate of the second shell 354, the other end of the sixth rod 353 is connected to the rear side wall of the upper half body 3, the top plate of the second shell 354 is provided with a second drainage hole 355 for passing through the intestinal tract 33, the second fixing component 35 enables the second shell 354 to be firmly fixed in the accommodating cavity 311, can be adapted to different lying positions of the upper body model 1 and has stronger bearing capacity. The front plate of the second casing 354 is rotatably connected to the front of the second casing 354 for opening and closing the second casing 354, so as to facilitate replacement of the drainage bag 34.
In some embodiments, as shown in fig. 2, 5 and 6, a first connecting device 6 is provided right behind the head 2, the first connecting device 6 comprises a first gimbal 61 and a first mounting seat 62, and the first gimbal 61 connects right behind the head 2 and the first mounting seat 62; the back of the upper body part 3 is provided with a second connecting device 7 which is the same as the first connecting device 6, and the first connecting device 6 and the second connecting device are both arranged on the middle section of the upper body model in the height direction, so that the lying angle of the upper body model 1 can be adjusted more flexibly and conveniently.
The gastric lavage model further comprises a base 8, the base 8 comprises a bottom plate 81, a first support 82 is arranged on the bottom plate 81 and used for connecting the bottom plate 81 with a first connecting device 6, the first support 82 comprises a first vertical rod and a first corrugated pipe 823 which are arranged along the vertical direction, the first vertical rod is vertically arranged on the bottom plate 81, the lower end of the first corrugated pipe 823 is arranged at the upper end of the first vertical rod, and the first mounting seat 62 is mounted at the upper end of the first corrugated pipe 823; second support 83 is used for connecting bottom plate 81 and second connecting device 7, second support 83 includes second pole setting 831 and second bellows 832 that set up along vertical direction, second pole setting 831 is located perpendicularly on the bottom plate 81, second pole setting 831 upper end is equipped with second bellows 832 lower extreme, first bellows 823 upper end installation second connecting device 7, accessible are to crouching on the left side or the right side with first bellows 823 of same one-sided bending with first bellows 823 and second bellows 832, adjust upper half of the body model 1, and this design is fixed firm, the operation of being convenient for. And a roller 833 is arranged below the bottom plate 81, so that the base 8 can be moved conveniently and used conveniently.
Further, a first buckle is arranged at the bottom of the first mounting seat 62, a first clamping groove matched with the first buckle is arranged at the upper end of the first corrugated pipe 823, and the first corrugated pipe 823 is connected with the first mounting seat 62 by clamping the first clamping groove through the first buckle; the bottom of the second connecting device 7 is provided with a second buckle, the upper end of the second corrugated pipe 832 is provided with a second clamping groove matched with the second buckle, the second corrugated pipe 832 is connected with the second connecting device 7 by clamping the second clamping groove through the second buckle, so that the upper half body model 1 can be conveniently assembled and disassembled on the base 8, and the upper half body model 1 can be used independently or can be assembled on the base 8 for use.
Preferably, as shown in fig. 6, a hydraulic cylinder 821 is used as the first vertical rod, and the first bellows 823 is provided at the upper end of the piston rod 822 of the hydraulic cylinder 821. The height of the head 2 can be adjusted by extending or retracting the piston rod 822 of the hydraulic cylinder 821, so that the upper body model 1 can be adjusted to lie half or flat, and the upper body model 1 can be adapted to different operation requirements.
The embodiment of the invention also provides a gastric lavage training method which is applied to the multifunctional gastric lavage model in any embodiment of the above embodiment and comprises the following steps:
assessing the patient's basic vital signs, intoxication manifestations;
according to the need of gastric lavage operation, preparing operation articles, connecting operation pipelines, and adjusting the upper half body model 1 to lie flat or on the left side or on the right side or on half. Specifically, the operation articles include an automatic gastric lavage machine, gastric lavage fluid, a gastric tube and the like, and the upper body model 1 can be adjusted to lie on the left side or the right side by bending the first corrugated tube 823 and the second corrugated tube 832 towards the same side; the height of the head 2 can be adjusted by extending or retracting the piston rod 822 of the hydraulic cylinder 821, so that the upper body model 1 can be adjusted to lie half or flat, and the upper body model 1 can be adapted to the requirements of different gastric lavage operations.
Performing intubation operation, determining the insertion position of the gastric tube 9, and fixing the gastric tube 9. When the position of the gastric tube 9 is determined by intubation, common operation methods such as gastric juice pumping back, a bubble method, an auditory air passing water method and the like can be adopted.
Performing gastric lavage operation, extracting gastric contents including the toxic substance 4 in the stomach 317, repeatedly injecting and sucking liquid, wherein the injected liquid can not exceed 500ml each time, and if the liquid in the stomach is excessive, the pressure sensor sends a detection signal to the controller, and the controller controls the alarm to send a prompt signal; and simultaneously, observing whether the injection amount and the suction amount of the gastric lavage fluid are balanced or not, and observing the color of the extract.
After the gastric lavage is finished, the two-position two-way valve 331 is opened by controlling the operation button, residual liquid in the stomach is discharged, the gastric tube is pulled out, operation articles are cleaned and disinfected, and the gastric lavage process is recorded.
The front, the back, the left and the right of the upper half body model are taken as references, the front is the front of the upper half body model, the back is the back of the upper half body model, the left is the left of the upper half body model, and the right is the right of the upper half body model.
In the description of the present invention, it should be noted that the terms "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113436497A (en) * | 2021-08-16 | 2021-09-24 | 山东金阳教育科技有限公司 | Rescue education training device after food poisoning and using method |
| CN116343566A (en) * | 2023-03-21 | 2023-06-27 | 挪度医疗器械（苏州）有限公司 | Reusable multifunctional airway management trainer |
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| CN116343566B (en) * | 2023-03-21 | 2024-02-02 | 挪度医疗器械（苏州）有限公司 | Reusable multifunctional airway management trainer |
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