CN209056147U - Puncture of internal arteriovenous fistula model - Google Patents
Puncture of internal arteriovenous fistula model Download PDFInfo
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- CN209056147U CN209056147U CN201820087978.XU CN201820087978U CN209056147U CN 209056147 U CN209056147 U CN 209056147U CN 201820087978 U CN201820087978 U CN 201820087978U CN 209056147 U CN209056147 U CN 209056147U
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- simulation
- blood vessel
- arteriovenous fistula
- internal arteriovenous
- vein
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Abstract
The utility model relates to medical teaching equipment technical fields, especially disclose a kind of puncture of internal arteriovenous fistula model, including arm models, simulation internal arteriovenous fistula blood vessel is provided on the arm models, simulate arteries and simulation vein blood vessel, the both ends of the simulation internal arteriovenous fistula blood vessel are connected to simulation arteries and simulate the outer peripheral surface of vein blood vessel, the both ends port for simulating internal arteriovenous fistula blood vessel is wedge-shaped opening, the oval connector being adapted to wedge-shaped opening is provided on simulation arteries and simulation vein blood vessel, the first sewing hole along its circumferentially-spaced distribution is provided on the outer peripheral surface of wedge-shaped opening, the second sewing hole along its circumferentially-spaced distribution is provided on the outer peripheral surface of oval connector, first sewing hole is connect with the second sewing hole by suture.A recyclable circuit system can be formed by providing one kind, can clearly be shown the appearance of internal arteriovenous fistula, be simulated the puncture of internal arteriovenous fistula model of the function of internal arteriovenous fistula.
Description
Technical field
The utility model relates to medical teaching equipment technical field, especially a kind of puncture of internal arteriovenous fistula model.
Background technique
Currently, internal arteriovenous fistula is one of surgical operation, it is mainly used for hemodialysis.Arteriovenous internal fistula formation is a kind of
Forearm is made a suture close to the artery of wrist and neighbouring vein, makes the vein after coincideing by the minor operation of vascular anastomosis
In flow arterial blood, form an internal arteriovenous fistula.The blood vessel of internal arteriovenous fistula can provide sufficient for hemodialysis
Blood provides safeguard for the adequacy of dialysis treatment.
Internal arteriovenous fistula is the common vascular access of Maintenance Hemodialysis Patients, have safety, blood flow sufficiently (200 ~
300ml/min), infection chance is few, does not influence the daily life of patient, is easy to the advantages that puncturing, and the use of general internal fistula can be tieed up
It holds 4 ~ 5 years, therefore, needs a kind of emulation internal arteriovenous fistula arm models now, a recyclable circuit system is formed, to open up
The appearance for showing AVF simulates the function of AVF, carries out the puncture practice of AVF.The simulation haemodialysis that links simultaneously with hemo system is controlled
Treatment process, so that educational training that is visual, knowing, can touch is provided for nurse, patient and its caretaker, it is common to grasp maintenance sound
Internal fistula level of protection is continuously improved by lasting educational training in the correct method of arteries and veins internal fistula.Meanwhile using mock-up to shield
Scholar gives training and drills, and can also enhance proficiency and self-confidence that nurse works to hemodialysis, guarantee nursing safety.
Summary of the invention
In order to overcome the deficiencies of the prior art, the utility model provides, and one kind can form a recyclable circuit system
System, can clearly show the appearance of internal arteriovenous fistula, simulate the puncture of internal arteriovenous fistula model of the function of internal arteriovenous fistula.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of puncture of internal arteriovenous fistula model, packet
Arm models are included, simulation internal arteriovenous fistula blood vessel, simulation arteries and simulation vein blood vessel are provided on the arm models,
Arm models are coated with transparent flexible simulated skin, simulate arterial vascular one end and are connected with infusion connector conduct
Arterial end point of puncture simulates the arterial end of one end and the simulation internal arteriovenous fistula blood vessel far from arterial end point of puncture of arteries
It links together, the one end for simulating vein blood vessel is connected with infusion connector as vein end point of puncture, and it is separate to simulate vein blood vessel
One end of vein end point of puncture and the vein end of the simulation internal arteriovenous fistula blood vessel link together, the simulation internal arteriovenous fistula
The both ends of blood vessel are connected to simulation arteries and simulate the outer peripheral surface of vein blood vessel, and the two of simulation internal arteriovenous fistula blood vessel
Holding port is wedge-shaped opening, is provided on simulation arteries and simulation vein blood vessel and connect with the ellipse of wedge-shaped opening adaptation
Mouthful, the first sewing hole along its circumferentially-spaced distribution is provided on the outer peripheral surface of wedge-shaped opening, on the outer peripheral surface of oval connector
It is provided with the second sewing hole along its circumferentially-spaced distribution, the first sewing hole is connect with the second sewing hole by suture.
In above-mentioned technical proposal, by three simulated blood vessels, imitating with haemodialysis extracorporeal circulation pipeline is established
True internal arteriovenous fistula arm models form a recyclable circuit system, can clearly show the appearance of internal arteriovenous fistula,
The function of internal arteriovenous fistula is simulated, provides educational training that is visual, knowing, can touch for nurse, patient and its caretaker, it is common to slap
Internal fistula level of protection is continuously improved by lasting educational training in the correct method for holding maintenance internal arteriovenous fistula, meanwhile, using this
Emulation internal arteriovenous fistula arm models are giveed training and are drilled to nurse, can also enhance nurse's hemodialysis work self-confidence and skilled
Degree guarantees nursing safety, and simulation internal arteriovenous fistula blood vessel and the connection for simulating arteries and simulation vein blood vessel are according to true
Real suture connection, learns and is operated convenient for medical staff, the setting of the first sewing hole and the second sewing hole facilitates suture to wear
It crosses, structure is simple, and model is true to nature.
It further include simulation blood supply pump and liquid storage chamber, the arm models as the further setting of the utility model
Shape reach up to shoulder from finger tips, simulate blood supply pump and liquid storage chamber be arranged at arm models far from finger
The side of one end, simulation blood supply pump is connected to liquid storage chamber by connecting tube, and the other side is connected to simulation arteries, is simulated
Vein blood vessel is connected to liquid storage chamber, and shut-off valve is provided in connecting tube.
In above-mentioned technical proposal, the setting of simulation blood supply pump can make to simulate internal arteriovenous fistula blood vessel, simulation arterial blood
Liquid flowing in pipe and simulation vein blood vessel, simulates the overall process of blood flow, simulates blood supply pump and liquid storage chamber is straight
It connects and is mounted on arm models, small in size in this way, easy to carry, simple for structure, the setting of shut-off valve can stop liquid storage chamber at any time
Interior liquid outflow, energy conservation and environmental protection.
As the further setting of the utility model, the arterial vascular diameter of simulation is greater than or equal to 2mm, simulates quiet
The diameter of arteries and veins blood vessel be greater than or equal to 2.5mm, it is described simulation internal arteriovenous fistula blood vessel both ends diameter respectively with simulation arterial blood
Pipe and simulation vein blood vessel adaptation, simulating the through-hole diameter in the middle part of internal arteriovenous fistula blood vessel is simulate vein blood vessel 1/5.
In above-mentioned technical proposal, when internal arteriovenous fistula is performed the operation, it is big more than or equal to the artery of 2mm and diameter that diameter can be chosen
In or equal to 2.5mm vein radially perform the operation, so simulation arteries and simulate vein blood vessel diameter also need to standardize, because of mould
There is pulse on quasi- arteries, so the intermediate position through-hole of simulation internal arteriovenous fistula blood vessel is smaller to guarantee to connect in blood
While logical, pulse will not be transmitted in simulation vein blood vessel, and structure is simple, and model is true to nature.
As the further setting of the utility model, the arm models are equipped with groove, the simulation internal arteriovenous fistula
Blood vessel, simulation arteries and simulation vein blood vessel are embedded in the groove.
In above-mentioned technical proposal, the setting of groove is so that simulated skin and simulation internal arteriovenous fistula blood vessel, simulation arterial blood
Pipe position corresponding with simulation vein blood vessel will not be raised, and structure is simple, more true to nature reliable.
It is described to simulate the one end of arteries far from arterial end point of puncture and be somebody's turn to do as the further setting of the utility model
The arterial end of simulation internal arteriovenous fistula blood vessel is respectively equipped with an artery clamp, and the simulation vein blood vessel is far from venipuncture point
The vein end of one end and the simulation internal arteriovenous fistula blood vessel is respectively equipped with a venous clamp.
In above-mentioned technical proposal, artery clamp and venous clamp are equivalent to the function of valve, prevent simulation internal arteriovenous fistula blood vessel,
Simulate arteries and simulate vein blood vessel in liquid flowing, when model when not in use, can close simulation blood supply pump, resistance
Only liquid flows, and structure is simple, energy conservation and environmental protection.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing 1 is the utility model specific embodiment structural schematic diagram；
Attached drawing 2 is the utility model specific embodiment partial enlarged view；
Attached drawing 3 is the utility model specific embodiment partial enlarged view.
Specific embodiment
Specific embodiment of the utility model is as shown in Figure 1-3, a kind of puncture of internal arteriovenous fistula model, including arm models
1, simulation internal arteriovenous fistula blood vessel 2, simulation arteries 3 and simulation vein blood vessel 4, arm are provided on the arm models 1
Model 1 is coated with transparent flexible simulated skin 5, and one end of simulation arteries 3 is connected with infusion connector conduct
Arterial end point of puncture simulates the artery of one end and the simulation internal arteriovenous fistula blood vessel 2 far from arterial end point of puncture of arteries 3
End links together, and one end of simulation vein blood vessel 4 is connected with infusion connector as vein end point of puncture, simulates vein blood vessel 4
The vein end of one end and the simulation internal arteriovenous fistula blood vessel 2 far from vein end point of puncture links together, the simulation sound
The both ends of arteries and veins arterial-venous fistula 2 are connected to simulation arteries 3 and simulate the outer peripheral surface of vein blood vessel 4, simulate in arteriovenous
The both ends port of fistula blood vessel 2 is wedge-shaped opening, is provided on simulation arteries 3 and simulation vein blood vessel 4 and is adapted to wedge-shaped opening
Oval connector, the first sewing hole 21 along its circumferentially-spaced distribution is provided on the outer peripheral surface of wedge-shaped opening, ellipse is even
The second sewing hole 31,41 along its circumferentially-spaced distribution, the first sewing hole 21 and the second suture are provided on the outer peripheral surface of interface
Hole 31,41 is connected by suture 6.By three simulated blood vessels, imitating with haemodialysis extracorporeal circulation pipeline is established
True internal arteriovenous fistula arm models form a recyclable circuit system, can clearly show the appearance of internal arteriovenous fistula,
The function of internal arteriovenous fistula is simulated, provides educational training that is visual, knowing, can touch for nurse, patient and its caretaker, it is common to slap
Internal fistula level of protection is continuously improved by lasting educational training in the correct method for holding maintenance internal arteriovenous fistula, meanwhile, using this
Emulation internal arteriovenous fistula arm models are giveed training and are drilled to nurse, can also enhance nurse's hemodialysis work self-confidence and skilled
Degree, guarantee nursing safety, simulation internal arteriovenous fistula blood vessel 2 and simulate arteries 3 and simulation vein blood vessel 4 connection be according to
True suture connection, learns and is operated convenient for medical staff, and the setting of the first sewing hole 21 and the second sewing hole 31,41 is convenient
Suture 6 passes through, and structure is simple, and model is true to nature.
Above-mentioned further includes simulation blood supply pump 7 and liquid storage chamber 8, the shape of the arm models 1 from finger tips always
Shoulder is reached, simulation blood supply pump 7 and liquid storage chamber 8 are arranged at the one end of arm models 1 far from finger, simulate blood supply
Side and the liquid storage chamber 8 of pump 7 are connected to by connecting tube 71, and the other side is connected to simulation arteries 3, simulate vein blood vessel 4 and
Liquid storage chamber 8 is connected to, and is provided with shut-off valve 711 in connecting tube 71.The setting of simulation blood supply pump 7 can make to simulate internal arteriovenous fistula
Blood vessel 2, simulation arteries 3 and the liquid simulated in vein blood vessel 4 flow, and simulate the overall process of blood flow, simulate blood
Supply pump 7 and liquid storage chamber 8 are directly installed on arm models 1, small in size in this way, easy to carry, simple for structure, shut-off valve
711 setting can stop the outflow of the liquid in liquid storage chamber 8, energy conservation and environmental protection at any time.
The diameter of above-mentioned simulation arteries 3 is greater than or equal to 2mm, and the diameter of simulation vein blood vessel 4 is greater than or equal to
2.5mm, the both ends diameter of the simulation internal arteriovenous fistula blood vessel 2 are suitable with simulation arteries 3 and simulation vein blood vessel 4 respectively
Match, the through-hole diameter at 2 middle part of simulation internal arteriovenous fistula blood vessel is simulate vein blood vessel 4 1/5.When internal arteriovenous fistula is performed the operation, meeting
It chooses the vein of artery of the diameter more than or equal to 2mm and diameter more than or equal to 2.5mm radially to perform the operation, so simulation arterial blood
The diameter of pipe 3 and simulation vein blood vessel 4 also needs to standardize, because having pulse on simulation arteries 3, so in simulation arteriovenous
The intermediate position through-hole of fistula blood vessel 2 is smaller to guarantee that while blood is connected to, pulse will not be transmitted to simulation vein blood vessel 4
In, structure is simple, and model is true to nature.
Above-mentioned arm models 1 are equipped with groove, and the simulation internal arteriovenous fistula blood vessel 2, simulation arteries 3 and simulation are quiet
Arteries and veins blood vessel 4 is embedded in the groove.The setting of groove is so that simulated skin 5 and simulation internal arteriovenous fistula blood vessel 2, simulation artery
Blood vessel 3 and the simulation corresponding position of vein blood vessel 4 will not be raised, and structure is simple, more true to nature reliable.
The artery of above-mentioned simulation arteries 3 one end far from arterial end point of puncture and the simulation internal arteriovenous fistula blood vessel 2
End is respectively equipped with artery clamp 22,32, the simulation vein blood vessel 4 one end and the simulation arteriovenous far from venipuncture point
The vein end of arterial-venous fistula 2 is respectively equipped with venous clamp 23,42.Artery clamp 22,32 and venous clamp 23,42 are equivalent to valve
Function prevents simulation internal arteriovenous fistula blood vessel 2, simulation arteries 3 and simulates the liquid flowing in vein blood vessel 4, works as model
When not in use, simulation blood supply pump 7 can be closed, prevents liquid from flowing, structure is simple, energy conservation and environmental protection.
The utility model is not limited to above-mentioned specific embodiment, and persons skilled in the art are according to the utility model public affairs
The content opened can be implemented the utility model or all using the utility model using other a variety of specific embodiments
Design structure and thinking, do simple change or change, both fall within the protection scope of the utility model.
Claims (5)
1. a kind of puncture of internal arteriovenous fistula model, including arm models, it is characterised in that: be provided with simulation on the arm models
Internal arteriovenous fistula blood vessel, simulation arteries and simulation vein blood vessel, arm models are coated with transparent flexible mould
Quasi- skin simulates arterial vascular one end and is connected with infusion connector as arterial end point of puncture, simulates arteries far from artery
The arterial end of one end and the simulation internal arteriovenous fistula blood vessel for holding point of puncture links together, and simulates one end connection of vein blood vessel
There is infusion connector as vein end point of puncture, simulates in vein blood vessel one end and the simulation arteriovenous far from vein end point of puncture
The vein end of fistula blood vessel links together, it is described simulation internal arteriovenous fistula blood vessel both ends be connected to simulation arteries and
The outer peripheral surface of vein blood vessel is simulated, the both ends port of simulation internal arteriovenous fistula blood vessel is wedge-shaped opening, simulates arteries and mould
It is provided with the oval connector being adapted to wedge-shaped opening on quasi- vein blood vessel, is provided between its circumferential direction on the outer peripheral surface of wedge-shaped opening
Every being provided with the second sewing hole along its circumferentially-spaced distribution on the first sewing hole of distribution, the outer peripheral surface of oval connector,
First sewing hole is connect with the second sewing hole by suture.
2. puncture of internal arteriovenous fistula model according to claim 1, it is characterised in that: further include simulation blood supply pump and
The shape of liquid storage chamber, the arm models reaches up to shoulder from finger tips, simulates blood supply pump and liquid storage chamber is respectively provided with
In the one end of arm models far from finger, the side for simulating blood supply pump is connected to liquid storage chamber by connecting tube, the other side and
Arteries connection is simulated, simulation vein blood vessel is connected to liquid storage chamber, and shut-off valve is provided in connecting tube.
3. puncture of internal arteriovenous fistula model according to claim 1 or 2, it is characterised in that: the simulation is arterial vascular
Diameter is greater than or equal to 2mm, and the diameter for simulating vein blood vessel is greater than or equal to 2.5mm, the simulation internal arteriovenous fistula blood vessel
Both ends diameter is adapted to simulation arteries and simulation vein blood vessel respectively, simulates the through-hole diameter in the middle part of internal arteriovenous fistula blood vessel
It is the 1/5 of simulation vein blood vessel.
4. puncture of internal arteriovenous fistula model according to claim 3, it is characterised in that: the arm models are equipped with recessed
Slot, the simulation internal arteriovenous fistula blood vessel, simulation arteries and simulation vein blood vessel are embedded in the groove.
5. puncture of internal arteriovenous fistula model according to claim 1 or 2 or 4, it is characterised in that: the simulation arteries
The arterial end of one end and the simulation internal arteriovenous fistula blood vessel far from arterial end point of puncture is respectively equipped with an artery clamp, the mould
The vein end of the quasi- one end of vein blood vessel far from venipuncture point and the simulation internal arteriovenous fistula blood vessel is respectively equipped with a vein
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087978.XU CN209056147U (en) | 2018-01-18 | 2018-01-18 | Puncture of internal arteriovenous fistula model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820087978.XU CN209056147U (en) | 2018-01-18 | 2018-01-18 | Puncture of internal arteriovenous fistula model |
Publications (1)
| Publication Number | Publication Date |
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| CN209056147U true CN209056147U (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820087978.XU Expired - Fee Related CN209056147U (en) | 2018-01-18 | 2018-01-18 | Puncture of internal arteriovenous fistula model |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096456A (en) * | 2021-04-07 | 2021-07-09 | 刘江兰 | Four limbs nursing presentation device is used in clinical care teaching |
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2018
- 2018-01-18 CN CN201820087978.XU patent/CN209056147U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113096456A (en) * | 2021-04-07 | 2021-07-09 | 刘江兰 | Four limbs nursing presentation device is used in clinical care teaching |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190702 Termination date: 20210118 |