CN209510612U - A kind of blood pump life test rack - Google Patents
A kind of blood pump life test rack Download PDFInfo
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- CN209510612U CN209510612U CN201821865232.3U CN201821865232U CN209510612U CN 209510612 U CN209510612 U CN 209510612U CN 201821865232 U CN201821865232 U CN 201821865232U CN 209510612 U CN209510612 U CN 209510612U
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- ventricle
- blood
- xue
- life test
- test rack
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- 239000008280 blood Substances 0.000 title claims abstract description 80
- 210000004369 blood Anatomy 0.000 title claims abstract description 80
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000010079 rubber tapping Methods 0.000 claims description 11
- 230000002792 vascular Effects 0.000 abstract description 4
- 238000010009 beating Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 238000004088 simulation Methods 0.000 abstract description 3
- 101100453593 Rattus norvegicus Kctd1 gene Proteins 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000709 aorta Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 210000002073 venous valve Anatomy 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a kind of blood pump life test rack, including ventricle, Xue Rong mechanism, proportioning valve and back pressure cylinder, a circulation loop is in turn connected to form between the ventricle, the Xue Rong mechanism, the proportioning valve and the back pressure cylinder, venous lumen is formed in the back pressure cylinder, further include: motor, the motor are connect with the ventricle；VAD, the VAD are set between the ventricle and the Xue Rong mechanism；Heating box, the heating box are set between the proportioning valve and the venous lumen.The utility model is generated liquid circulation, using Integration Design, is held with blood and replace vascular compliance, blood resistance replaces blood stream pressure to be lost, and structurally reasonable, detection accuracy is higher using electromechanical beating platform simulation heart fluctuation.
Description
Technical field
The utility model relates to the technical field of blood pump test more particularly to a kind of blood pump life test racks.
Background technique
Blood pump is the pony pump for the speed change, varying capacity that replace heart working completely, according to the working principle point of blood pump
Class, the type of blood pump are divided into positive displacement (pulsating) and vane type (rotary)；According to supplementary mode difference, it is divided into the complete artificial heart
Dirty, ventricular assist device；According to driving method difference, it is divided into pneumatic, electronic and Magnetic driving；It is divided into external formula according to implantation position
And implanted.
Blood pump life test rack is the shifting that life test is carried out in the case where liquid circulation fluctuation for blood pump product
Dynamic formula equipment.
Existing blood pump life test rack structure is simpler, and measuring accuracy is lower, can not accurately measure the service life of blood pump.
Summary of the invention
For the existing blood pump life test rack structure existing above problem lower compared with simple, measuring accuracy, now provide
It is a kind of to be intended to improve the blood pump life test rack of the precision of test using integrated design.
Specific technical solution is as follows:
A kind of blood pump life test rack, including ventricle, Xue Rong mechanism, proportioning valve and back pressure cylinder, the ventricle, the blood hold
It is in turn connected to form a circulation loop between mechanism, the proportioning valve and the back pressure cylinder, is formed with vein in the back pressure cylinder
Chamber, further includes: motor, the motor are connect with the ventricle；VAD (VascularAccess Device, the dress of vascular access
Set), the VAD is set between the ventricle and the Xue Rong mechanism；Heating box, the heating box are set to the proportioning valve
Between the venous lumen.
Above-mentioned blood pump life test rack, wherein the VAD is provided with the first temperature sensor and the first heating rod.
Above-mentioned blood pump life test rack, wherein the heating box is provided with second temperature sensor and the second heating rod.
Above-mentioned blood pump life test rack, wherein the Xue Rong mechanism includes: that blood holds, and the blood is located in the ventricle
Between the proportioning valve；First vacuum pump, first vacuum pump are connected with blood appearance；Second vacuum pump, described
Two vacuum pumps are connected with blood appearance；First switch valve, the first switch valve be set to first vacuum pump with it is described
Between blood holds；Second switch valve, the second switch valve are set between second vacuum pump and blood appearance.
Above-mentioned blood pump life test rack, wherein further include: the first check valve, first check valve are set to described
Between Xue Rong mechanism and the ventricle；Second one-way valve, the second one-way valve be set to the ventricle and the venous lumen it
Between.
Above-mentioned blood pump life test rack, wherein the VAD is provided with the first tapping valve, and the Xue Rong mechanism is provided with
Second tapping valve, the venous lumen are provided with third tapping valve.
Above-mentioned blood pump life test rack, wherein further include: first flowmeter, the first flowmeter are set to described
Between VAD and the Xue Rong mechanism；Second flowmeter, the second flowmeter be set to the ventricle and the Xue Rong mechanism it
Between.
Above-mentioned blood pump life test rack, wherein be provided with pressure gauge between the ventricle and the venous lumen.
Above-mentioned blood pump life test rack, wherein the ventricle is provided with first pressure sensor, the venous lumen setting
There is second pressure sensor, the Xue Rong mechanism is provided with third pressure sensor, sets between the ventricle and the venous lumen
It is equipped with the 4th pressure sensor.
Above-mentioned blood pump life test rack, wherein further include: the first liquid stopping clamp, first liquid stopping clamp are set to the blood
Hold between mechanism and the VAD；Second liquid stopping clamp, second liquid stopping clamp are set between the VAD and the ventricle.
The good effect that above-mentioned technical proposal has compared with prior art is:
The utility model is generated liquid circulation, using Integration Design, is used using electromechanical beating platform simulation heart fluctuation
Blood, which holds, replaces vascular compliance, and blood resistance replaces blood stream pressure to be lost, and structurally reasonable, detection accuracy is higher.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of blood pump life test rack of the utility model；
Fig. 2 is a kind of top view of blood pump life test rack of the utility model；
Fig. 3 is a kind of working principle diagram of blood pump life test rack of the utility model；
In attached drawing: 1, ventricle；2, blood holds；3, proportioning valve；4, venous lumen；5, motor；6,VAD；7, heating box；8, back pressure
Cylinder；9, the first temperature sensor；10, second temperature sensor；11, the first heating rod；12, the second heating rod；13, the first vacuum
Pump；14, the second vacuum pump；15, first switch valve；16, second switch valve；17, the first check valve；18, second one-way valve；19,
First tapping valve；20, the second tapping valve；21, third tapping valve；22, first flowmeter；23, second flowmeter；24, pressure gauge；
25, first pressure sensor；26, second pressure sensor；27, third pressure sensor；28, the 4th pressure sensor；29,
One liquid stopping clamp；30, the second liquid stopping clamp；31, pipeline；32, supporting block；33, ultraviolet radiator；34, Xue Rong mechanism.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, but not as the utility model
It limits.
Fig. 1 is a kind of overall structure diagram of blood pump life test rack of the utility model, and Fig. 2 is that the utility model is a kind of
The top view of blood pump life test rack, Fig. 3 are a kind of working principle diagram of blood pump life test rack of the utility model, extremely such as Fig. 1
Shown in Fig. 3, a kind of blood pump life test rack of preferred embodiment, including ventricle 1, Xue Rong mechanism 34, proportioning valve 3 and back are shown
Cylinder pressure 8 is in turn connected to form a circulation loop, shape in back pressure cylinder 8 between ventricle 1, Xue Rong mechanism 34, proportioning valve 3 and back pressure cylinder 8
At there is venous lumen 4, further includes: motor 5, motor 5 are connect with ventricle 1；VAD6, VAD6 be set to ventricle 1 and Xue Rong mechanism 34 it
Between；Heating box 7, heating box 7 are set between proportioning valve 3 and venous lumen 4.Preferably, motor 5 is voice coil motor, using ratio
Valve 3 simulates blood and hinders aperture, and 3 aperture of proportioning valve is controllable, and ventricle 1 can also be designed using electric cylinder.
Further, as a kind of preferred embodiment, VAD6 is provided with the first temperature sensor 9 and the first heating rod 11.
Further, as a kind of preferred embodiment, heating box 7 is provided with second temperature sensor 10 and the second heating rod
12。
Further, as a kind of preferred embodiment, Xue Rong mechanism 34 includes: that blood holds 2, and blood holds 2 and is set to ventricle 1 and ratio
Between valve 3；First vacuum pump 13, the first vacuum pump 13 hold 2 with blood and are connected；Second vacuum pump 14, the second vacuum pump 14 and blood
Hold 2 to be connected；First switch valve 15, first switch valve 15 is set to the first vacuum pump 13 and blood holds between 2；Second switch valve
16, second switch valve 16 is set to the second vacuum pump 14 and blood holds between 2.Preferably, first switch valve 15 and second switch valve
16 are all made of automatically controlled, are connected using the first vacuum pump 13 with first switch valve 15, the second vacuum pump 14 and second switch valve 16
It is connected, controls blood all the way and hold 2 air inlets, another way controls blood and holds 2 outlets.Two-way gas circuit collective effect adjusts blood and holds air in 2
Reserves.
Further, as a kind of preferred embodiment, further includes: the first check valve 17, the first check valve 17 are set to blood
Hold between mechanism 34 and ventricle 1；Second one-way valve 18, second one-way valve 18 are set between ventricle 1 and venous lumen 4, it is preferable that
First check valve 17 and second one-way valve 18 are all made of ball valve.
The above is only the utility model preferred embodiments, are not intended to limit the embodiments of the present invention and protection
Range.
The utility model also has on the basis of the above is implemented as follows mode:
In the further embodiment of the utility model, continuing with referring to shown in Fig. 1 to Fig. 3, VAD6 is provided with the first drain
Valve 19, Xue Rong mechanism 34 are provided with the second tapping valve 20, and venous lumen 4 is provided with third tapping valve 21.
In the further embodiment of the utility model, further includes: first flowmeter 22, first flowmeter 22 are set to VAD6
Between Xue Rong mechanism 34；Second flowmeter 23, second flowmeter 23 are set between ventricle 1 and Xue Rong mechanism 34.Preferably,
First flowmeter 22 is for measuring VAD6 flow, and second flowmeter 23 is for measuring total flow, first flowmeter 22 and second
Meter 23 uses Keyemce flow measurement amount piping flow (flow of aorta, the flow of blood pump).
In the further embodiment of the utility model, pressure gauge 24 is provided between ventricle 1 and venous lumen 4.
In the further embodiment of the utility model, ventricle 1 is provided with first pressure sensor 25, and venous lumen 4 is provided with
Second pressure sensor 26, Xue Rong mechanism 34 are provided with third pressure sensor 27, and is provided between ventricle 1 and venous lumen 4
Four pressure sensors 28.Preferably, the first pressure sensor 25 for measuring ventricle 1 is directly mounted on the cylinder body of ventricle 1, blood
The second pressure sensor 26 held on third pressure sensor 27 and back pressure cylinder 8 in mechanism 34 cannot be mounted directly to cylinder body
On, it is transferred on cylinder body using medical female Luer, the interface of more arrangement pressure sensors on pipeline, with medical female Luer
It blocks, for future use.
In the further embodiment of the utility model, further includes: the first liquid stopping clamp 29, the first liquid stopping clamp 29 are set to blood and hold machine
Between structure 34 and VAD6；Second liquid stopping clamp 30, the second liquid stopping clamp 30 are set between VAD6 and ventricle 1.
It is connected between the utility model centre chamber 1, Xue Rong mechanism 34, proportioning valve 3 and venous lumen 4 by pipeline 31, VAD6
It is connect respectively by pipeline 31 with ventricle 1, Xue Rong mechanism 34；Heating box 7 is connected by pipeline 31 and proportioning valve, venous lumen respectively
It connects.Preferably, the elbow of pipeline 31 is provided with supporting block 32 and is used to support pipeline 31.
Each pipeline 31 and each cylinder body in the utility model all use organic glass, high transparency.
Compliance chamber is designed using closed cylinder；Inferior part of the cylinder block has the anti-waviness equipment of balance disengaging water flow, and gas circuit is arranged at top
On-off pipeline；
Measuring and controlling equipment uses upper and lower computer control mode, realizes high-precision control, and host computer realizes that factual data shows, counts
It is operated according to storage, human-computer interaction etc.；Slave computer is responsible for closed loop operation, SERVO CONTROL, data acquisition and date interworkmg.
It further include having ultraviolet radiator 33 in the blood pump life test rack of the utility model.
The utility model is generated liquid circulation, is thought using Integration Design using electromechanical beating platform simulation heart fluctuation
Dimension holds 2 with blood and replaces vascular compliance, and blood resistance replaces blood stream pressure to be lost, and structurally reasonable, detection accuracy is higher.
The foregoing is merely the utility model preferred embodiment, be not intended to limit the embodiments of the present invention and
Protection scope should can appreciate that all in the utility model specification and diagram to those skilled in the art
Hold made equivalent replacement and obviously change obtained scheme, the protection model of the utility model should all be included in
In enclosing.
Claims (10)
1. a kind of blood pump life test rack, which is characterized in that including ventricle, Xue Rong mechanism, proportioning valve and back pressure cylinder, the heart
A circulation loop is in turn connected to form between room, the Xue Rong mechanism, the proportioning valve and the back pressure cylinder, in the back pressure cylinder
It is formed with venous lumen, further includes:
Motor, the motor are connect with the ventricle；
VAD, the VAD are set between the ventricle and the Xue Rong mechanism；
Heating box, the heating box are set between the proportioning valve and the venous lumen.
2. blood pump life test rack according to claim 1, which is characterized in that the VAD is provided with the first temperature sensor
With the first heating rod.
3. blood pump life test rack according to claim 1, which is characterized in that the heating box is provided with second temperature sensing
Device and the second heating rod.
4. blood pump life test rack according to claim 1, which is characterized in that the Xue Rong mechanism includes:
Blood holds, and the blood is located between the ventricle and the proportioning valve；
First vacuum pump, first vacuum pump are connected with blood appearance；
Second vacuum pump, second vacuum pump are connected with blood appearance；
First switch valve, the first switch valve are set between first vacuum pump and blood appearance；
Second switch valve, the second switch valve are set between second vacuum pump and blood appearance.
5. blood pump life test rack according to claim 1, which is characterized in that further include:
First check valve, first check valve are set between the Xue Rong mechanism and the ventricle；
Second one-way valve, the second one-way valve are set between the ventricle and the venous lumen.
6. blood pump life test rack according to claim 1, which is characterized in that the VAD is provided with the first tapping valve, described
Xue Rong mechanism is provided with the second tapping valve, and the venous lumen is provided with third tapping valve.
7. blood pump life test rack according to claim 1, which is characterized in that further include:
First flowmeter, the first flowmeter are set between the VAD and the Xue Rong mechanism；
Second flowmeter, the second flowmeter are set between the ventricle and the Xue Rong mechanism.
8. blood pump life test rack according to claim 1, which is characterized in that be arranged between the ventricle and the venous lumen
There is pressure gauge.
9. blood pump life test rack according to claim 1, which is characterized in that the ventricle is provided with first pressure sensing
Device, the venous lumen are provided with second pressure sensor, and the Xue Rong mechanism is provided with third pressure sensor, the ventricle with
The 4th pressure sensor is provided between the venous lumen.
10. blood pump life test rack according to claim 1, which is characterized in that further include:
First liquid stopping clamp, first liquid stopping clamp are set between the Xue Rong mechanism and the VAD；
Second liquid stopping clamp, second liquid stopping clamp are set between the VAD and the ventricle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821865232.3U CN209510612U (en) | 2018-11-13 | 2018-11-13 | A kind of blood pump life test rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821865232.3U CN209510612U (en) | 2018-11-13 | 2018-11-13 | A kind of blood pump life test rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209510612U true CN209510612U (en) | 2019-10-18 |
Family
ID=68189385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821865232.3U Active CN209510612U (en) | 2018-11-13 | 2018-11-13 | A kind of blood pump life test rack |
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| Country | Link |
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| CN (1) | CN209510612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557081A (en) * | 2020-12-14 | 2021-03-26 | 深圳核心医疗科技有限公司 | Test system |
-
2018
- 2018-11-13 CN CN201821865232.3U patent/CN209510612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557081A (en) * | 2020-12-14 | 2021-03-26 | 深圳核心医疗科技有限公司 | Test system |
| CN112557081B (en) * | 2020-12-14 | 2022-10-28 | 深圳核心医疗科技有限公司 | Test system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 201100 1st floor, building 9, 333 Wanfang Road, Minhang District, Shanghai Patentee after: Shanghai Shentuo Intelligent Manufacturing Equipment Co.,Ltd. Address before: Room A, 1st Floor, Building 3, No. 515 Shennan Road, Minhang District, Shanghai, 201100 Patentee before: SHANGHAI SHENTUO HYDRAULIC TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231122 Address after: Workshop B3-04, B3-05, and B3-06, Building 17, No. 80 Haiyun Street, Tianjin Economic and Technological Development Zone, Binhai New Area, Tianjin 300453 Patentee after: HANGTIANTAIXIN TECHNOLOGY Co.,Ltd. Address before: 201100 1st floor, building 9, 333 Wanfang Road, Minhang District, Shanghai Patentee before: Shanghai Shentuo Intelligent Manufacturing Equipment Co.,Ltd. |
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| TR01 | Transfer of patent right |