CN218069111U

CN218069111U - Multifunctional hemodialysis simulation teaching model

Info

Publication number: CN218069111U
Application number: CN202220780594.2U
Authority: CN
Inventors: 熊玉婉; 唐斌
Original assignee: Zhongshan Peoples Hospital
Current assignee: Zhongshan Peoples Hospital
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-12-16
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a multi-functional hemodialysis simulation teaching model, including human model, be equipped with liquid circle device in the human model, liquid circle device's play water end is connected with emulation arterial line and liquid circle device's play water end is connected with emulation venous line, emulation arterial line and emulation venous line set up and before the elbow along human model's arm, the end-to-end connection of emulation arterial line and emulation venous line forms the closed loop, human model is equipped with the dialysis zone before the elbow, human model's dialysis zone is made by soft silica gel or rubber, pierce emulation arterial line and emulation venous line after with blood supply hemodialysis machine's pipe syringe needle impales human model's dialysis zone, multi-functional hemodialysis simulation teaching model is convenient for the teaching and uses.

Description

Multifunctional hemodialysis simulation teaching model

[ technical field ] A method for producing a semiconductor device

The utility model particularly relates to a multi-functional hemodialysis simulation teaching model.

[ background ] A method for producing a semiconductor device

The hemodialysis therapy is to introduce the patient's blood and dialysate into a dialyzer, to eliminate excessive toxin and excessive water from the blood by means of the semi-permeable membrane of the dialyzer, to correct acidosis and to regulate electrolyte disturbance by means of base supplementation. However, hemodialysis is relatively complicated to operate, improper operation affects the health of a patient, and the hemodialysis principle and operation need to be sufficiently learned to be operated, so that a relevant teaching tool is required to teach hemodialysis and instruct a student to operate the hemodialysis.

The utility model discloses it is just based on foretell not enough and produce.

[ Utility model ] A method for manufacturing a semiconductor device

The utility model aims at overcoming the defects of the prior art, providing a multifunctional hemodialysis simulation teaching model which is convenient to operate and can clearly and visually simulate hemodialysis.

The utility model is realized through the following technical scheme:

the utility model provides a multi-functional hemodialysis simulation teaching model, including human model, be equipped with liquid circle device in the human model, liquid circle device's play water end is connected with emulation arterial line and liquid circle device's play water end is connected with emulation venous line, emulation arterial line and emulation venous line set up and before the elbow along human model's arm, the end-to-end connection of emulation arterial line and emulation venous line forms the closed loop, human model is equipped with the dialysis zone before the elbow, human model's dialysis zone is made by soft silica gel or rubber, pierce into in emulation arterial line and emulation venous line after the dialysis zone of human model with the pipe syringe needle that supplies blood dialysis machine.

As the multifunctional hemodialysis simulation teaching model, the dialysis area of the human body model is made of transparent materials.

The multifunctional hemodialysis simulation teaching model comprises a liquid circulating device and a water tank.

In a more preferable embodiment, the dummy is provided with a puncture practice area in front of the elbow, the puncture practice area of the dummy is made of soft silica gel or rubber, and the dummy is provided with a practice arterial tube and a practice venous tube in the puncture practice area, so that the catheter needle can pierce the dummy and then pierce the practice arterial tube and the practice venous tube.

As a better implementation mode, the human body model is provided with a detachable puncture block in front of the elbow, the puncture block is made of soft silica gel or rubber, the area enclosed by the edge of the puncture block is a puncture practice area, and the practice arterial tube and the practice venous tube are arranged on the puncture block.

In a preferred embodiment, the chest of the manikin is provided with a cardio pulmonary resuscitation exercise area, and the cardio pulmonary resuscitation exercise area of the manikin is provided with a pressing device.

The multifunctional hemodialysis simulation teaching model comprises a base, wherein the base is provided with a pressing plate capable of sliding up and down relative to the base, and a plurality of elastic pieces are arranged between the base and the pressing plate.

The multifunctional hemodialysis simulation teaching model is characterized in that the base body is provided with a plurality of telescopic guide posts, the pressing plate is arranged at the top ends of the telescopic guide posts, the elastic piece is a spring sleeved on the telescopic guide posts, one end of the spring abuts against the base body, and the other end of the spring abuts against the pressing plate.

As above-mentioned multi-functional hemodialysis simulation teaching model, pedestal and press and set up between the clamp plate and prevent to press the stopper that the clamp plate continues to slide after the clamp plate lapse to certain distance, the top of stopper is equipped with a pressure sensor.

According to the multifunctional hemodialysis simulation teaching model, the dialysis area and the puncture practice area of the human body model are both made of silica gel.

Compared with the prior art, the utility model has the following advantages:

1. the utility model discloses a multi-functional hemodialysis simulation teaching model can observe whole hemodialysis's principle directly perceivedly, clearly for the teaching is used, is convenient for to the explanation of hemodialysis principle and operation.

2. The utility model discloses a multi-functional hemodialysis simulation teaching model is equipped with puncture exercise district, and the student can be repeatedly puncture the operation on puncture exercise district, strengthens the training to hemodialysis operation.

3. The utility model discloses a multi-functional hemodialysis simulation teaching model is equipped with cardiopulmonary resuscitation exercise district, and the student can carry out cardiopulmonary resuscitation's press device through pressing the manikin chest and then carry out cardiopulmonary resuscitation operation exercise repeatedly.

[ description of the drawings ]

FIG. 1 is a perspective view of the multi-functional hemodialysis simulation teaching model of the present invention;

FIG. 2 is a partial schematic view of the multi-functional hemodialysis simulation teaching model of the present invention;

FIG. 3 is a perspective view of the multifunctional hemodialysis simulation teaching model of the present invention in use;

FIG. 4 is an exploded view of the fluid circulation device and the pressing device of the present invention;

fig. 5 is a perspective view of a use state of a second embodiment of the present invention.

[ detailed description ] embodiments

The utility model is further described with the following figures:

the orientations described in the specification, such as "up," "down," "left," "right," "front," "back," and the like, are based on the orientation of the drawings, and are not intended to indicate an exclusive or absolute positional relationship between each component, but are only one embodiment of the present invention, and are not limited to the embodiments thereof, so as to describe the relationship between each component.

The first embodiment is as follows:

as shown in fig. 1, a multifunctional hemodialysis simulation teaching model comprises a human body model 1, a liquid circulation device 2 is arranged in the human body model 1, a simulation arterial tube 21 is connected to a water outlet end of the liquid circulation device 2, a simulation venous tube 22 is connected to a water outlet end of the liquid circulation device 2, the simulation arterial tube 21 and the simulation venous tube 22 are arranged along an arm of the human body model 1 and pass through the front of an elbow, shapes of the simulation arterial tube 21 and the simulation venous tube 22 are designed to respectively follow shapes of a main arterial blood vessel and a venous blood vessel in the front area of the elbow of the human body arm, the tail ends of the simulation arterial tube 21 and the simulation venous tube 22 are connected to form a closed loop, and a arteriovenous fistula is simulated, namely, an artery in the front area of the elbow forearm and an area close to the wrist and a vein adjacent to suture, so that arterial blood flows in the anastomosed vein to form an arteriovenous fistula. As shown in fig. 2, the human body model 1 is provided with a dialysis area 11 in front of the elbow, the dialysis area 11 of the human body model 1 is made of soft silica gel or rubber, when in use, as shown in fig. 3, the hemodialysis machine a is connected with a catheter, a catheter needle penetrates into the simulated arterial tube 21 and the simulated venous tube 22 after penetrating through the dialysis area 11 of the human body model 1, a high-density rubber material or silica gel material can be adopted, after the penetration, jacks of the material can be automatically closed, the simulated arterial tube 21 and the simulated venous tube 22 are communicated with the hemodialysis machine a to form a closed loop, and the liquid circulation device 2, the simulated arterial tube 21 and the simulated venous tube 22 are filled with simulated blood, namely simulated blood with similar color and viscosity, so that the whole hemodialysis principle of the blood can be visually and clearly observed, the related information of the simulated blood can be detected on the hemodialysis machine a, and the operation can be carried out on the hemodialysis machine a, thereby facilitating the explanation of the hemodialysis principle and the operation.

In order to further enhance the intuitiveness of the multifunctional hemodialysis simulation teaching model, the dialysis area 11 of the human body model 1 is made of transparent materials, so that the flow condition of the simulated blood in the elbow frontal area of the human body model 1 can be observed, and the hemodialysis principle can be more clearly understood.

In detail, as shown in fig. 4, the fluid circulation device 2 includes a circulation pump 23 and a water tank 24, the water tank 24 is used for storing the simulated blood, and the circulation pump 23 is used for driving the simulated blood to circulate. In order to further enhance the reliability of the parameters of the simulated blood, a flow valve controlling the flow rate may be provided at the outlet end of the liquid circulation device 2 to adjust the flow rate of the simulated blood. The flow valve can be an electromagnetic valve, the electromagnetic valve is connected with a microcomputer or a programmable circuit board through a signal line, the flow limiting amplitude of the electromagnetic valve is controlled through the microcomputer or the programmable circuit board, and then the flow of the simulated blood is controlled, so that the flow and the hydraulic pressure of the normal human body blood flow and the fluctuation conditions of the control flow and the hydraulic pressure can be simulated.

As a more preferable scheme, as shown in fig. 1 and 2, the dummy 1 is provided with a puncture practice area 12 in front of the elbow, the puncture practice area 12 of the dummy 1 is made of soft silica gel or rubber, the dummy 1 is provided with a practice arterial tube 121 and a practice venous tube 122 in the puncture practice area 12, the practice arterial tube 121 and the practice venous tube 122 are also designed according to the shape of the main arterial blood vessel and the venous blood vessel in front of the elbow of the human arm, when in use, a catheter needle penetrates into the practice arterial tube 121 and the practice venous tube 122 after penetrating the dummy 1, when in use, the catheter needle penetrates into the practice arterial tube 121 and the practice venous tube 122 along the direction of the arterial and venous blood vessels, the insertion holes of the silica gel or the rubber can be closed quickly after puncturing, a student can repeatedly perform puncture operation on the puncture practice area 12, the puncture action directly performed on the dialysis area 11 is reduced, the service life of the dummy is prolonged, and the use convenience is facilitated.

As a further optimized scheme, as shown in fig. 2, the manikin 1 is provided with a detachable puncture block 13 in front of the elbow, the puncture block 13 is made of soft silica gel or rubber, the area enclosed by the edge of the puncture block 13 is the puncture practice area 12, and the practice arterial tube 121 and the practice venous tube 122 are arranged on the puncture block 13, so that when the puncture practice area 12 is damaged due to long-term use, the puncture practice area 12 can be reused by replacing the puncture block 13.

As a more preferred solution, as shown in fig. 1 and 4, the chest of the manikin 1 is provided with a practice area for cardiopulmonary resuscitation 14, and the practice area for cardiopulmonary resuscitation 14 of the manikin 1 is provided with a compression device 15.

In detail, as shown in fig. 4, the pressing device 15 includes a base 151, a pressing plate 152 capable of sliding up and down relative to the base 151 is disposed on the base 151, a plurality of telescopic guide posts 154 are disposed on the base 151, the pressing plate 152 is disposed at the top ends of the telescopic guide posts 154, a spring is sleeved on the telescopic guide posts 154, one end of the spring abuts against the base 151, and the other end of the spring abuts against the pressing plate 152, so that the cardiopulmonary resuscitation exercise area 14 of the chest of the manikin 1 can be pressed to perform the cardiopulmonary resuscitation, and the elastic coefficient of the spring is designed according to the deformation resistance of the chest of a normal adult.

As a more preferable scheme, as shown in fig. 4, a limit block 155 is disposed between the seat body 151 and the pressing plate 152 for preventing the pressing plate 152 from sliding continuously after the pressing plate 152 slides downwards to a certain distance, a pressure sensor 156 is disposed at the top end of the limit block 155, data detected by the pressure sensor 156 is transmitted to a computer, or a microcomputer or a programmable circuit board is disposed in the computer, the pressure sensor 156 and the microcomputer or the programmable circuit board are connected by a signal line, the microcomputer or the programmable circuit board is connected to a display screen capable of displaying data by a signal line, so that the magnitude of the pressing force applied to the pressing plate 152 can be detected, and then the value of the pressing force is displayed, and the pressing force is obtained by subtracting the supporting force of the compressed spring from the acting force detected by the pressure sensor 156, so as to clearly understand the magnitude of the force applied to perform the cardiopulmonary resuscitation, and to guide and adjust the operation technique of the student.

Preferably, the dialysis area 11 and the puncture practice area 12 of the manikin 1 are made of silicone.

The second embodiment:

a multifunctional hemodialysis simulation teaching model, which is different from the first embodiment, as shown in fig. 5, the multifunctional hemodialysis simulation teaching model further comprises a catheter 16 of a hemodialysis machine a, the catheter 16 comprises an arterial catheter 16a connected with a simulated arterial tube 21 and connected with an input interface of the hemodialysis machine a, the arterial catheter 16a is connected with a catheter needle to pierce into the simulated arterial tube 21, the catheter 16 comprises a venous catheter 16b connected with a simulated venous tube 22 and connected with an output port of the hemodialysis machine a, and the venous catheter 16b is connected with the catheter needle to pierce into the simulated venous tube 22. As shown in fig. 5, a three-way valve 18a is arranged on the arterial catheter 16a, two of the connectors of the three-way valve 18a are respectively connected with the front section and the rear section of the arterial catheter 16a, while the other connector of the three-way valve 18a is connected with an overflow catheter 17, the overflow catheter 17 is connected with a simulated blood storage device 19, so that by turning the switch on the three-way valve 18a, the input interface of the hemodialysis machine a is communicated with the real blood storage device 19, the flow rate and the pressure on the arterial catheter 16a are suddenly changed, the condition that the catheter needle on the arterial catheter 16a is separated from the hand of the teaching model is simulated, finally, the change of relevant parameters on the hemodialysis machine a can be observed, and the relevant alarm signal on the hemodialysis machine a can be observed.

Similarly, the venous catheter 16b is also provided with a three-way valve 18b, two connectors of the three-way valve 18b are respectively connected with the front section and the rear section of the venous catheter 16b, the other connector of the three-way valve 18b is connected with an overflow catheter 17, the overflow catheter 17 is connected with a simulated blood storage device 19, and thus, by turning a switch on the three-way valve 18b, an output interface of the hemodialysis machine a is communicated with the real blood storage device 19, so that the flow speed and the pressure on the three-way valve 18b are mutated.

Through above-mentioned structure, can simulate the condition that the pipe syringe needle drops from human hand through the demonstration of multi-functional hemodialysis simulation teaching model to teach the student how to judge and handle this kind of condition. In addition, through the structure, the times of inserting and pulling the catheter needle on the dialysis area 11 can be reduced, and the service life of the model is prolonged.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a multi-functional hemodialysis simulation teaching mode which characterized in that: the artificial blood dialysis device comprises a human body model (1), a liquid circulation device (2) is arranged in the human body model (1), the water outlet end of the liquid circulation device (2) is connected with an artificial arterial tube (21), the water outlet end of the liquid circulation device (2) is connected with an artificial venous tube (22), the artificial arterial tube (21) and the artificial venous tube (22) are arranged along the arm of the human body model (1) and pass through the elbow, the tail ends of the artificial arterial tube (21) and the artificial venous tube (22) are connected to form a closed loop, a dialysis area (11) is arranged in the human body model (1) in front of the elbow, the dialysis area (11) of the human body model (1) is made of soft silica gel or rubber, and a catheter needle of the blood supply dialysis machine (A) penetrates into the artificial arterial tube (21) and the artificial venous tube (22) after penetrating through the dialysis area (11) of the human body model (1).

2. The multifunctional hemodialysis simulation teaching model of claim 1, wherein: the dialysis area (11) of the manikin (1) is made of a transparent material.

3. The multifunctional hemodialysis simulation teaching model of claim 1, wherein: the liquid circulating device (2) comprises a circulating pump (23) and a water tank (24).

4. The multifunctional hemodialysis simulation teaching model according to any one of claims 1 to 3, wherein: the puncture practice area (12) is arranged in front of the elbow of the human body model (1), the puncture practice area (12) of the human body model (1) is made of soft silica gel or rubber, and a practice arterial tube (121) and a practice venous tube (122) are arranged in the puncture practice area (12) of the human body model (1) so that a catheter needle can pierce into the practice arterial tube (121) and the practice venous tube (122) after piercing the human body model (1).

5. The multi-functional hemodialysis simulation teaching model of claim 4, wherein: manikin (1) be equipped with a detachable puncture piece (13) before the elbow, puncture piece (13) are made by soft silica gel or rubber, the region that the edge of puncture piece (13) encloses is puncture exercise district (12), exercise arterial duct (121) and exercise venous duct (122) set up on puncture piece (13).

6. The multifunctional hemodialysis simulation teaching model of claim 1, wherein: the chest of the human body model (1) is provided with a cardio-pulmonary resuscitation exercise area (14), and the cardio-pulmonary resuscitation exercise area (14) of the human body model (1) is provided with a pressing device (15).

7. The multi-functional hemodialysis simulation teaching model of claim 6, wherein: the pressing device (15) comprises a base body (151), a pressing plate (152) capable of sliding up and down relative to the base body (151) is arranged on the base body (151), and a plurality of elastic pieces (153) are arranged between the base body (151) and the pressing plate (152).

8. The multifunctional hemodialysis simulation teaching model of claim 7, wherein: the base body (151) on be equipped with a plurality of flexible guide post (154), press the top that pressing plate (152) set up at flexible guide post (154), elastic component (153) for the cover establish the spring on flexible guide post (154), spring one end support by the base body (151) and the other end supports by pressing plate (152).

9. The multi-functional hemodialysis simulation teaching model of claim 8, wherein: a limit block (155) which prevents the pressing plate (152) from continuously sliding after the pressing plate (152) slides downwards to a certain distance is arranged between the base body (151) and the pressing plate (152), and a pressure sensor (156) is arranged at the top end of the limit block (155).

10. The multi-functional hemodialysis simulation teaching model of claim 9, wherein: the dialysis area (11) and the puncture practice area (12) of the human body model (1) are both made of silica gel.