CN219936581U - Simulation autologous arteriovenous internal fistula model - Google Patents
Simulation autologous arteriovenous internal fistula model Download PDFInfo
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- CN219936581U CN219936581U CN202222510872.5U CN202222510872U CN219936581U CN 219936581 U CN219936581 U CN 219936581U CN 202222510872 U CN202222510872 U CN 202222510872U CN 219936581 U CN219936581 U CN 219936581U
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- 206010016717 Fistula Diseases 0.000 title claims abstract description 44
- 230000003890 fistula Effects 0.000 title claims abstract description 44
- 238000004088 simulation Methods 0.000 title description 9
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 51
- 206010003226 Arteriovenous fistula Diseases 0.000 claims abstract description 18
- 230000003872 anastomosis Effects 0.000 claims abstract description 13
- 230000035790 physiological processes and functions Effects 0.000 claims description 14
- 210000003462 vein Anatomy 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 206010044565 Tremor Diseases 0.000 abstract description 13
- 230000010349 pulsation Effects 0.000 abstract description 12
- 230000002792 vascular Effects 0.000 abstract description 11
- 230000036541 health Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000011156 evaluation Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 2
- 230000000007 visual effect Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000001631 haemodialysis Methods 0.000 description 2
- 230000000322 hemodialysis Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 241000282326 Felis catus Species 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009885 systemic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
- G09B23/30—Anatomical models
- G09B23/32—Anatomical models with moving parts
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- General Health & Medical Sciences (AREA)
- Algebra (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medical Informatics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
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- Business, Economics & Management (AREA)
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- Instructional Devices (AREA)
Abstract
The utility model belongs to the technical field of medical appliances, and relates to a simulated autologous arteriovenous fistula model, in particular to a simulated autologous arteriovenous fistula model which can demonstrate the vascular anastomosis effect after an internal fistula operation and simulate internal fistula tremors and beats. The simulated autologous arteriovenous internal fistula model consists of a simulated arm carcass, a simulated arterial blood vessel and a simulated venous blood vessel which are fixed on the simulated arm carcass, simulated skin which is clung to the outer part of the simulated arm carcass, a groove and a vibration module; the vibration module consists of an electric motor, a control circuit, a controller, a control key and a display lamp and is used for simulating different vibration modes. The simulated autologous arteriovenous internal fistula model can present the vascular anastomosis effect after an internal fistula operation, has tremble and pulsation of the simulated internal fistula, is beneficial to understanding of the internal fistula by a patient, grasps an internal fistula evaluation method, and is beneficial to improving the working efficiency of medical staff, reducing the working load and enriching the health education modes.
Description
Technical Field
The utility model belongs to the technical field of medical appliances, and relates to a simulated autologous arteriovenous fistula model, in particular to a simulated autologous arteriovenous fistula model which can demonstrate the vascular anastomosis effect after an internal fistula operation and simulate internal fistula tremors and beats.
Background
Clinical practice shows that the establishment and maintenance of effective vascular access is a precondition for successful hemodialysis, and is called a "life line" of a dialysis patient. In the prior art, an autologous arteriovenous internal fistula generally establishes a vascular access by anastomosing a wrist artery blood vessel and a vein blood vessel, and is the vascular access with the highest use rate for hemodialysis patients. For patients with autologous arteriovenous fistulae, medical staff is often required to carry out systemic health education, so that the patient can understand how to deal with the operation and maintain the internal fistula. At present, health education modes of internal fistula patients are mainly announced by medical staff by means of paper edition health education materials, and patients lack visual understanding of education contents, for example, when internal fistula function evaluation is carried out, the patients need to be taught about tremors and beats which are required to be provided when the internal fistula function is good, but the patients often have difficulty in understanding language simulation of cat dyspnea or running water sounds, and the medical staff needs to spend a certain time for explanation and still do not work. At present, there is no simulation arteriovenous internal fistula model specially used for relevant patient health education in the market so as to help to realize the experiential evaluation of internal fistula function, so that a simulation model, especially an arteriovenous internal fistula simulation model, is needed to display the appearance of internal fistula, has tremble and pulsation functions of simulating internal fistula, provides visual and touchable experiential health education for patients and carers of the self arteriovenous internal fistula operation, promotes understanding of related content of the internal fistula, grasps the method of internal fistula evaluation, finds internal fistula complications in time, and finally protects vascular resources. Meanwhile, through the simulation model, the working efficiency of medical staff can be improved, and the workload is reduced.
Based on the current state of the art, the inventor of the present utility model intends to provide a simulated autologous arteriovenous fistula model, in particular to a simulated autologous arteriovenous fistula model which can demonstrate the vascular anastomosis effect after an internal fistula operation and simulate internal fistula tremors and beats.
Disclosure of Invention
The utility model aims to provide a simulated autologous arteriovenous fistula model based on the current state of the art, which can demonstrate the operation process of an internal fistula, and can simulate the tremor and pulsation functions of the internal fistula through an internal vibration module, so that the simulated autologous arteriovenous fistula model is helpful for providing experiential health ventilating teaching for patients and caregivers.
The utility model provides a simulated autologous arteriovenous internal fistula model which comprises a simulated arm carcass 1, a simulated arterial blood vessel 3 and a simulated venous blood vessel which are fixed on the simulated arm carcass, a simulated skin 2 which is clung to the outer part of the simulated arm carcass, a groove and a vibration module.
In the utility model, the simulated arm carcass is made of PCV material, and the surface of the simulated arm carcass is fixed with a simulated arterial blood vessel 3 and a simulated venous blood vessel; the surface of the simulated arm carcass is provided with an anastomosis groove 13 and a physiological state groove 14, the lengths of the anastomosis groove and the physiological state groove are consistent, and the inner diameter of the anastomosis groove is consistent with the diameter of a simulated vein.
In the utility model, the simulated blood vessel is made of rubber tubes, and consists of three sections of blood vessels, namely a simulated arterial blood vessel 3, a simulated venous blood vessel proximal end 5 and a simulated venous blood vessel distal end 4, wherein the simulated arterial blood vessel is red, and the simulated venous blood vessel is blue; the upper section positions of the simulated arterial blood vessel, the far end of the simulated venous blood vessel and the near end of the simulated venous blood vessel are all fixed on the surface of the simulated arm carcass, the lower section position of the near end of the simulated venous blood vessel is not fixed, and the position adjustment can be carried out through an anastomotic groove or a physiological state groove on the surface of the arm carcass when needed, namely, the lower section position of the near end of the simulated venous blood vessel is placed in the physiological state groove, so that the normal physiological state of the blood vessel is realized when the near end of the simulated venous blood vessel is connected with the far end of the simulated venous blood vessel, the lower section position of the near end of the simulated venous blood vessel is placed in the anastomotic groove, and the anastomotic effect of the blood vessel after an internal fistula operation is presented when the near end of the simulated venous blood vessel is connected with the simulated arterial blood vessel.
In the utility model, the simulated skin 2 is made of elastic silica gel material, and is in a double-door opening structure above three sections of simulated blood vessels, and other simulated skins completely wrap the simulated arm carcass.
The double-door opening structure of the simulated skin is used for demonstrating the exposure state of the operation visual field when the double-door opening structure of the simulated skin is opened, and demonstrating the normal physiological state or the internal fistula after operation when the simulated skin is closed to wrap the simulated blood vessel.
In the utility model, the vibration module comprises an electric motor 7, a control circuit 8, a controller 9, a control key 10 and a display lamp 11; wherein the electric motor is deep in the simulated arterial vessel location; through the switching action of the control keys, the electric motor can simulate three modes of pulsation, tremble and pulsation respectively, and meanwhile, the display lamps display different colors respectively according to the modes.
In the present utility model, the above-mentioned circuit structure of vibration module belongs to the circuit structure for medical appliances known to those skilled in the art.
The simulated autologous arteriovenous fistula model is tried out, and the result shows that the normal physiological state of the blood vessel and the postoperative vascular anastomosis effect can be effectively simulated through the three simulated blood vessels, the appearance of the arteriovenous fistula can be clearly displayed, and visual education contents can be provided for patients and their care; the three modes of pulsation, tremble and pulsation are respectively simulated through the vibration module, and a touchable experiential health education form is provided for a patient and a carer thereof through touching simulated skin, so that the patient is effectively promoted to understand internal fistula and master an internal fistula evaluation method, and vascular resources are protected; meanwhile, through the simulation model, the working efficiency of medical staff is obviously improved, and the workload is reduced.
Drawings
Fig. 1: the external surface structure of the simulated autologous arteriovenous fistula model is schematically shown,
wherein: 1. simulating an arm carcass; 2. simulating skin; 3. simulating an arterial vessel; 4. simulating the distal end of a vein; 5. simulating the proximal end of a vein; 6. a side hole; 10. a control key; 11. a display lamp; 12. a power interface; 13 fitting the groove; 14 physiological status grooves.
Fig. 2: the circuit structure of the vibration module is schematically shown,
wherein: 7. an electric motor; 8. a control circuit; 9. a controller; 10. a control key; 11. a display lamp; 12. and a power interface.
Detailed Description
Example 1 preparation of a simulated autologous arteriovenous internal fistula model
The simulated arm carcass is made of PCV materials, the simulated blood vessel is made of rubber tubes, and the simulated skin is made of elastic silica gel materials.
As shown in fig. 1, the upper section positions of the simulated arterial blood vessel 3, the simulated venous blood vessel distal end 4 and the simulated venous blood vessel proximal end 5 are fixed on the simulated arm carcass 1, and the lower section position of the simulated venous blood vessel proximal end 5 is not fixed;
as shown in fig. 1, a physiological state groove 14 and an anastomotic groove 13 are arranged on the simulated arm carcass 1;
when the lower section of the simulated vein blood vessel proximal end 5 is placed in the physiological state groove 14, the normal physiological state of the blood vessel is realized when the simulated vein blood vessel proximal end 5 is connected with the simulated vein blood vessel distal end 4; the lower section of the simulated vein proximal end 5 is placed in the anastomosis groove 13, so that the anastomosis effect of the blood vessel after internal fistula operation is realized when the simulated vein proximal end 5 is connected with the side hole 6 on the simulated artery vessel 3.
As shown in fig. 1, the simulated skin 2 is in a double-door open structure above three sections of simulated blood vessels (3, 4, 5), and other simulated skin 2 completely wraps the simulated arm carcass 1;
the double-door opening structure of the simulated skin 2 is used for demonstrating the exposure state of the operation visual field when the double-door of the simulated skin 2 is opened, and demonstrating the normal physiological state or the internal fistula after operation when the simulated skin 2 is closed to wrap the simulated blood vessel;
as shown in fig. 1 and 2, the vibration module comprises an electric motor 7, a control circuit 8, a controller 9, a control key 10, a display lamp 11 and a power interface 12. The power interface 12 adopts a Type-C USB interface, can be conveniently connected to an external power supply, such as a charger, a mobile power supply and the like, and provides power support for the vibration module;
the controller 9 is an integrated electronic chip and is the core of the vibration module and is used for generating logic required by the electric motor 7; the control circuit 8 is used for driving the electric motor 7, the electric motor 7 adopts a miniature flat motor, is arranged in the deep part of the position simulating the arterial vessel 3 and works under the action of the controller 9 and the control circuit 8; through the switching action of the control key 10, the electric motor 7 can simulate three modes of pulsation, tremors and pulsation respectively, and the display lamps 11 display different colors respectively according to the modes; the patient can feel the "pulsation" of the artery in physiological state, the simple "tremor", and the "tremor+pulsation" of the internal arteriovenous fistula by touching the simulated skin 2.
The utility model is tried out, and the result shows that the simulated autologous arteriovenous internal fistula model not only can show the anastomosis effect of blood vessels after internal fistula operation, but also can simulate tremor and pulsation of internal fistula. For patients and carers thereof, through visual and touchable experience health education, the internal fistula is understood, the internal fistula evaluation method is mastered, and limited vascular resources are protected. Meanwhile, in the case of medical staff, the simulation model can obviously improve the working efficiency of the medical staff, lighten the workload, enrich the way of health education and improve the special nursing level.
Claims (7)
1. The simulated autologous arteriovenous internal fistula model is characterized by comprising a simulated arm carcass (1), a simulated arterial blood vessel (3) and a simulated venous blood vessel which are fixed on the simulated arm carcass, a simulated skin (2) which is clung to the outside of the simulated arm carcass, a groove and a vibration module;
the vibration module consists of an electric motor (7), a control circuit (8), a controller (9), a control key (10) and a display lamp (11) and is used for simulating different vibration modes.
2. The simulated autologous arteriovenous fistula model of claim 1, wherein the simulated blood vessel in the model consists of three segments of blood vessels, namely a simulated arterial blood vessel (3), a simulated venous blood vessel proximal end (5) and a simulated venous blood vessel distal end (4), wherein the simulated arterial blood vessel is set to red and the simulated venous blood vessel is set to blue.
3. The simulated autologous arteriovenous fistula model of claim 1 or 2, wherein the simulated arterial blood vessel and the simulated venous blood vessel are rubber tubes.
4. The simulated autologous arteriovenous fistula model of claim 1, wherein the surface of the simulated arm carcass (1) is provided with a physiological state groove (14) and an anastomosis groove (13), the physiological state groove and the anastomosis groove are consistent in length, and the inner diameter is consistent with the diameter of a simulated vein.
5. A simulated autologous arteriovenous fistula model as claimed in claim 1, wherein said simulated skin (2) is made of an elastic silicone material.
6. The simulated autologous arteriovenous fistula model of claim 1, wherein the simulated skin (2) is configured to be a double-door open structure above the simulated blood vessel, and the simulated skin can be opened or closed.
7. The simulated autologous arteriovenous fistula model of claim 1, wherein the vibration module comprises an electric motor (7), a control circuit (8), a controller (9), a control key (10), a display lamp (11) and a power connector (12), wherein the electric motor is arranged in the deep part of the simulated arterial vessel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122612609 | 2021-10-28 | ||
| CN2021226126092 | 2021-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219936581U true CN219936581U (en) | 2023-10-31 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211156221.9A Pending CN116052515A (en) | 2021-10-28 | 2022-09-22 | Simulation autologous arteriovenous internal fistula model |
| CN202222510872.5U Active CN219936581U (en) | 2021-10-28 | 2022-09-22 | Simulation autologous arteriovenous internal fistula model |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211156221.9A Pending CN116052515A (en) | 2021-10-28 | 2022-09-22 | Simulation autologous arteriovenous internal fistula model |
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| Country | Link |
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| CN (2) | CN116052515A (en) |
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2022
- 2022-09-22 CN CN202211156221.9A patent/CN116052515A/en active Pending
- 2022-09-22 CN CN202222510872.5U patent/CN219936581U/en active Active
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| CN116052515A (en) | 2023-05-02 |
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