CN207024341U - Contrast agent high pressure injector - Google Patents
Contrast agent high pressure injector Download PDFInfo
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- CN207024341U CN207024341U CN201720122461.5U CN201720122461U CN207024341U CN 207024341 U CN207024341 U CN 207024341U CN 201720122461 U CN201720122461 U CN 201720122461U CN 207024341 U CN207024341 U CN 207024341U
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- high pressure
- pressure syringe
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Abstract
The utility model discloses contrast agent high pressure injector, including the first high pressure syringe, the second high pressure syringe, physiological saline container, contrast container and the port of export；First high pressure syringe and the second high pressure syringe are equipped with push rod, dynamical system, first passage and second channel, and dynamical system driving push rod is pushed or pulled in high pressure syringe, and check valve is respectively equipped with first passage and second channel；The first passage of first high pressure syringe is connected to contrast container by connecting tube, and the first passage of the second high pressure syringe is connected to physiological saline container by connecting tube；The port of export is provided with tee connector, and the second channel with the first high pressure syringe, the second channel of the second high pressure syringe and the port of export are connected respectively for its three ports.The utility model effectively breaches intermittence injection pattern, continuously can provide contrast agent and physiological saline in CT angiographic procedures, reduces the infection chance that intermittence injection is brought, easy to operate, reduces the workload of medical personnel.
Description
Technical field
It the utility model is related to contrast agent injection technique, more particularly to a kind of device that can continuously inject contrast agent.
Background technology
The Medical Devices often to be used when contrast agent high pressure syringe is CT radiographies or vascular test.The effect of high pressure syringe
It is to ensure the high concentration Baryan of sufficient amount and/or physiological saline fast injection to some portion of body in certain time
Position, for strengthening the effect of medical imaging (such as X ray) or magnetography.Contrast agent syringe is typically by high pressure syringe, injection
Head (containing power and control part), support fixed part and connecting tube composition.
There was only a syringe mouth in the high pressure syringe of market circulation at present, it is complete in same syringe mouth into and out of medicine liquid channel
Into, contrast agent is drawn into high pressure syringe by high pressure enhancing radiography typically by way of suction pipe, then reconnects angiography catheter,
When in syringe contrast agent injection finish when need to remove connection high pressure syringe conduit could again with syringe extract contrast agent come
Supplement, thus continuity can not be realized well in angiographic procedure, radiography quality is caused necessarily to influence and add infection
Chance, increase the workload of medical personnel.
In Chinese invention patent application CN103877648A disclosed in 25 days June in 2014, it is proposed that a kind of contrast agent is high
Pressure injection emitter and its component, high pressure injector connect angiography catheter by connecting extension tube, and connection extension tube is with being arranged on radiography
Double check valve is provided between bottle pricking device on agent container, realizes and contrast agent is continuously provided in CT angiographic procedures.The patent Shen
Although the continuous supply of contrast agent please be realized to a certain extent, the continuous confession of contrast agent and physiological saline can not be realized
Give, there is certain limitation；If the contrast agent in contrast container can not remind medical personnel to change when being finished, have certain
Potential safety hazard.
The content of the invention
In order to solve the problems of prior art, the utility model provides contrast agent high pressure injector, effectively prominent
Intermittence injection pattern has been broken, continuously can provide contrast agent and physiological saline in CT angiographic procedures, has reduced intermittence injection
The infection chance brought, it is easy to operate, reduce the workload of medical personnel.
The utility model contrast agent high pressure injector, including the first high pressure syringe, the second high pressure syringe, the physiology salt water capacity
Device, contrast container and the port of export；First high pressure syringe and the second high pressure syringe are equipped with push rod, dynamical system, first passage
And second channel, dynamical system driving push rod push or pull in high pressure syringe, first passage is decoction access road, second channel
For medicine liquid outlet passage, check valve is respectively equipped with first passage and second channel；The first passage of first high pressure syringe passes through
Connecting tube is connected to contrast container, and the first passage of the second high pressure syringe is connected to physiological saline container by connecting tube；Institute
State the port of export and be provided with tee connector, three ports of the tee connector second channel with the first high pressure syringe, second respectively
Second channel and the port of export connection of high pressure syringe.
Preferably, the contrast agent high pressure injector also includes processor, and the input being connected respectively with processor
Unit, motor drive module and ultrasonic bubble sensor, the motor drive module and the first high pressure syringe, the second high pressure needle
The dynamical system connection of cylinder, connecting tube and the second high pressure syringe and physiological saline between the first high pressure syringe and contrast container
Ultrasonic bubble sensor is equipped with connecting tube between container.
Preferably, the contrast container includes the first contrast container and the second contrast container, the first high pressure syringe
First passage be connected by tee connector with the first contrast container, the second contrast container；The high pressure injection of contrast agent
Injection device also includes processor, and input block, motor drive module, the solenoid-driven mould being connected respectively with processor
Block, motor drive module are connected with the dynamical system of the first high pressure syringe, the second high pressure syringe, and solenoid valve driving module is with setting
Magnetic valve connection between the first high pressure syringe and the first contrast container, the second contrast container in connecting tube.
Compared with prior art, the utility model has the following advantages that and beneficial effect：
1st, high pressure syringe is provided with two passages, and a passage enters medicine in pulling-pushing rod, and another passage goes out in push rod
Medicine, after the air in high pressure syringe is emptied by promoting high pressure syringe push rod before needing injection contrast agent and/or physiological saline,
Line Continuity injection can be entered to patient；Medicinal liquid bottle (i.e. contrast container or physiological saline container) passes through bottle pricking device and high pressure needle
The connecting tube that cylinder is connected links together, and continuously contrast agent and physiological saline can be provided in CT angiographic procedures, without removing
The conduit of connection high pressure syringe could extract decoction again, substantially reduce the infection chance therefore brought, improve radiography note
The security penetrated, reduce medical care nurse job amount.
2nd, by ultrasonic bubble sensor, whether there can be bubble in effective detection pipeline, alarm is produced if having bubble,
And stop injection in time, further increase the security of opacifying injection.
3rd, high pressure syringe can be connected with two bottles of contrast containers, realize that two bottles of contrast agent hold by magnetic valve and processor etc.
The continuous injection of device inner liquid medicine.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is control structure block diagram of the present utility model；
Fig. 3 is the flow chart that the first high pressure syringe extracts decoction.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Embodiment
As shown in figure 1, the utility model contrast agent high pressure injector, including the first high pressure syringe 9-2, the first contrast agent
Container 2-1, the second contrast container 2-2, the second high pressure syringe 9-1 and physiological saline container 1.
First high pressure syringe 9-2 is provided with push rod 10-2, dynamical system 11-2 and two passages, i.e. first passage 9-2-1 and
Second channel 9-2-2, dynamical system 11-2 driving push rods 10-2 are pushed or pulled in high pressure syringe, to realize the injection of decoction or suction
Enter.First passage 9-2-1 is decoction access road, its by connecting tube 12, the contrast container 2-1 of tee connector 8 and first,
Second contrast container 2-2 connections, bottle pricking device 3-2, thorn bottle are respectively equipped with the first contrast container and the second contrast container
Device 3-3, be provided with check valve 7-3 in the connecting tube between tee connector 8 and first passage 9-2-1, tee connector 8 with
Connecting tube between first contrast container 2-1 is provided with magnetic valve 6-1 and ultrasonic bubble sensor 5-2, is connected in threeway
First 8 and the second connecting tube between contrast container 2-2 be provided with magnetic valve 6-2 and ultrasonic bubble sensor 5-3.It can be seen that
Two contrast containers are connected by the utility model by tee connector 8 with the first high pressure syringe 9-2, and pass through magnetic valve 6-
What 1 and magnetic valve 6-2 the first high pressure syringe 9-2 of switch control was extracted is the decoction in the first contrast container 2-1, or the
Decoction in two contrast container 2-2.Second channel 9-2-2 is medicine liquid outlet passage, and it passes through connecting tube 13, tee connector
14 are connected to the port of export, and check valve 7-4 is provided with the connecting tube between tee connector 14 and second channel 9-2-2.Outlet
Overflow valve 15, connecting tube 16, filter 17 and joint 18 are sequentially provided with end.
Similar to the first high pressure syringe, the second high pressure syringe 9-1 is provided with push rod 10-1, dynamical system 11-1 and two logical
Road, i.e. first passage 9-1-1 and second channel 9-1-2, dynamical system 11-1 driving push rods 10-1 are pushed or pulled in high pressure syringe,
To realize the injection of decoction or suction.First passage 9-1-1 is decoction access road, and it passes through connecting tube 4 and the physiology salt water capacity
Device 1 connects, and connecting tube 4 is provided with check valve 7-1 and ultrasonic bubble sensor 5-1, also is provided with piercing bottle on physiological saline container 1
Device 3-1.Second channel 9-1-2 is medicine liquid outlet passage, and it is connected to the port of export by connecting tube 13, tee connector 14.Can
See, the medicine liquid outlet passage of two high pressure syringes is connected by the utility model by tee connector 14 with the port of export.
Operation principle of the present utility model is as follows：When dynamical system 11-2 pull the first high pressure syringes 9-2 push rod, position
Opened in the check valve 7-3 of the first high pressure syringe decoction access road, the electricity on a bifurcated that wherein tee connector 8 connects
Magnet valve (such as magnetic valve 6-1) is opened, and at the same time system can be shut on another bifurcated of the connection of tee connector 8 automatically
Magnetic valve (such as magnetic valve 6-2), until after having extracted the contrast agent in contrast container 2-1, magnetic valve 6-2 is just opened, this
When the magnetic valve 6-1 that has extracted on the connecting pipe of contrast agent can automatically turn off；As long as there is bubble on connecting pipe, connection is located at
Ultrasonic bubble sensor on pipe can start alarm and stop extracting contrast agent；When dynamical system 11-2 promotes the first high pressure needle
During cylinder 9-2 push rod, opened positioned at the check valve 7-4 of the first high pressure syringe medicine liquid outlet passage and make the radiography in high pressure syringe
Agent flows to the port of export by connecting tube 13, tee connector 14.When dynamical system 11-1 pull the second high pressure syringes 9-1 push rod
When, the check valve 7-1 positioned at the second high pressure syringe 9-1 decoction access roades is opened, and physiological saline enters in the second high pressure syringe；
Similar, as long as there is bubble on connecting pipe, the ultrasonic bubble sensor being arranged in connecting tube can start alarm and stop
Extract physiological saline；When dynamical system 11-1 promotes the second high pressure syringe 9-1 push rod, positioned at the second high pressure syringe 9-1 medicines
The check valve 7-2 of liquid exit passageway is opened, and the physiological saline in high pressure syringe is flowed to out by connecting tube 13, tee connector 14
Mouth end.
When system pressure exceedes setting, the safety valve top on overflow valve 15 is opened, and a part of decoction in pipeline is arranged
Overflow, system pressure is no more than permissible value, so as to ensure that because of hypertonia accident does not occur for system；Filter 17 was used for
The particle that punctures the soft rubber stopper of contrast container or physiological saline container by bottle pricking device and may fall down is filtered, to avoid the hair of accident
It is raw.In addition, when extracting contrast agent and/or physiological saline, there is another passage to be communicated to by porous plug and gland on bottle pricking device
The external world, so, after using contrast container and/or physiological saline container, in the contrast container and/or physiological saline container
Vacuum state will not be formed, ensures the safety used.
Connecting tube 4 and connecting tube 12 (connecting tube, the first high pressure needle i.e. between the second high pressure syringe and physiological saline container
Connecting tube between cylinder and contrast container) all it is flexible pipe, (i.e. the second high pressure syringe leads to connecting tube 13 with three with connecting tube 16
The connecting tube of connecting tube between connecting tube, the first high pressure syringe and tee connector 14 and the port of export between joint 14) all
It is hard tube, the caliber of connecting tube 13 is bigger than the caliber of connecting tube 16.First high pressure syringe 9-2, the second high pressure syringe 9-1 decoction
Access road and medicine liquid outlet passage perpendicular to the ground, that is, keep high pressure syringe passage state directed downwardly.
The utility model, need to be by magnetic valve, ultrasonic wave during continuous injection contrast agent and physiological saline is completed
The module such as air bubble sensor and processor carries out whole Detection ＆ Controling, referring to Fig. 2, processor respectively with touch screen, ultrasonic wave
Air bubble sensor, motor drive module connect with solenoid valve driving module, wherein motor drive module and the first high pressure syringe
Dynamical system and the connection of the dynamical system of the second high pressure syringe, solenoid valve driving module are connected with magnetic valve 6-1,6-2.Touch screen
For receiving user instruction, ultrasonic bubble sensor be used to detecting the decoction access road of high pressure syringe and contrast container or
Whether there is air in connecting tube between physiological saline container；Signal that processor inputs according to touch screen, ultrasonic bubble pass
The signal of sensor detection and the on off state of magnetic valve, are controlled to motor and magnetic valve.When processor is received from tactile
After the user instruction of control screen input, a point following four situation is controlled：
(1) second high pressure syringe 9-1 extracts decoction, i.e. the second high pressure syringe 9-1 needs pulling-pushing rod：Processor persistently detects
Ultrasonic bubble sensor 5-1, if testing result is without air, controlled motor drive module performs pulling-pushing rod operation, no
Then controlled motor drive module stops pulling-pushing rod operation at once.
(2) second high pressure syringe 9-1 liquid medicine injections, i.e. the second high pressure syringe 9-1 need to push away push rod：Processor directly controls
Motor drive module promotes the push rod of the second high pressure syringe, it is not necessary to ultrasonic bubble sensor is detected, by being arranged on syringe
The check valve 7-1 of decoction access road and the check valve 7-2 of syringe medicine liquid outlet passage is arranged on to ensure injecting liquid drug direction.
(3) first high pressure syringe 9-2 extract decoction, i.e. the first high pressure syringe 9-2 needs pulling-pushing rod：Processor persistently detects
Ultrasonic bubble sensor 5-2 and ultrasonic bubble sensor 5-3, and point following 4 kinds of situations perform, as shown in Figure 3：
(31) if detecting that two ultrasonic bubble sensors have air, controlled motor drive module stops at once
Perform pulling-pushing rod operation.
(32) if detecting that ultrasonic bubble sensor 5-2 has an air, ultrasonic bubble sensor 5-3 is without air, then
Control solenoid valve driving module to close magnetic valve 6-1, open magnetic valve 6-2, controlled motor drive module performs pulling-pushing rod operation.
(33) if detecting that ultrasonic bubble sensor 5-2 has air without air, ultrasonic bubble sensor 5-3, then
Control solenoid valve driving module to open magnetic valve 6-1, close magnetic valve 6-2, controlled motor drive module performs pulling-pushing rod operation.
(34) if detecting two ultrasonic bubble sensors all without air, if when the first two magnetic valve is all in pass
Closed state, then solenoid valve driving module is controlled to open magnetic valve 6-1；If two magnetic valves control all in open mode
Solenoid valve driving module closes magnetic valve 6-2；Otherwise, keep magnetic valve state constant；Then controlled motor drive module performs
Pulling-pushing rod operates.
(4) first high pressure syringe 9-2 liquid medicine injections, i.e. the first high pressure syringe 9-2 need to push away push rod：Processor directly controls
Motor drive module promotes the second high pressure syringe 9-2 push rod, it is not necessary to ultrasonic bubble sensor is detected, and by being arranged on
The check valve 7-3 of syringe decoction access road and the check valve 7-4 of syringe medicine liquid outlet passage is arranged on to ensure injecting liquid drug
Direction.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (10)
1. contrast agent high pressure injector, it is characterised in that including the first high pressure syringe, the second high pressure syringe, the physiology salt water capacity
Device, contrast container and the port of export；First high pressure syringe and the second high pressure syringe are equipped with push rod, dynamical system, first passage
And second channel, dynamical system driving push rod push or pull in high pressure syringe, first passage is decoction access road, second channel
For medicine liquid outlet passage, check valve is respectively equipped with first passage and second channel；The first passage of first high pressure syringe passes through
Connecting tube is connected to contrast container, and the first passage of the second high pressure syringe is connected to physiological saline container by connecting tube；Institute
State the port of export and be provided with tee connector, three ports of the tee connector second channel with the first high pressure syringe, second respectively
Second channel and the port of export connection of high pressure syringe.
2. contrast agent high pressure injector according to claim 1, it is characterised in that the contrast agent high pressure injector
Also include processor, and input block, motor drive module and the ultrasonic bubble sensor being connected respectively with processor, institute
The dynamical system that motor drive module is stated with the first high pressure syringe, the second high pressure syringe is connected, the first high pressure syringe and contrast agent
Ultrasonic bubble biography is equipped with the connecting tube between connecting tube and the second high pressure syringe and physiological saline container between container
Sensor.
3. contrast agent high pressure injector according to claim 1, it is characterised in that the contrast container includes first
Contrast container and the second contrast container, the first passage of the first high pressure syringe are held by tee connector and the first contrast agent
Device, the connection of the second contrast container；The contrast agent high pressure injector also includes processor, and is connected respectively with processor
Input block, motor drive module, solenoid valve driving module, motor drive module and the first high pressure syringe, the second high pressure needle
The dynamical system connection of cylinder, solenoid valve driving module is with being arranged on the first high pressure syringe and the first contrast container, the second radiography
Magnetic valve connection between agent container in connecting tube.
4. the contrast agent high pressure injector according to Claims 2 or 3, it is characterised in that the input block is touch-control
Screen.
5. contrast agent high pressure injector according to claim 1, it is characterised in that the physiological saline container is provided with
Bottle pricking device.
6. contrast agent high pressure injector according to claim 1, it is characterised in that the contrast container is provided with thorn
Bottle device.
7. contrast agent high pressure injector according to claim 1, it is characterised in that the port of export is provided with overflow
Valve.
8. contrast agent high pressure injector according to claim 1, it is characterised in that the port of export, which is provided with, to be used for
Filter the filter of particulate matter in contrast container or physiological saline container soft rubber stopper.
9. contrast agent high pressure injector according to claim 1, it is characterised in that the second high pressure syringe and physiology
The connecting tube between connecting tube, the first high pressure syringe and contrast container between saline container is flexible pipe；Described second is high
The connecting tube between connecting tube, the first high pressure syringe and tee connector between pressing cylinder and tee connector is hard tube.
10. contrast agent high pressure injector according to claim 1, it is characterised in that the first high pressure syringe, second
The decoction access road and medicine liquid outlet passage of high pressure syringe are perpendicular to the ground.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720122461.5U CN207024341U (en) | 2017-02-09 | 2017-02-09 | Contrast agent high pressure injector |
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| CN201720122461.5U CN207024341U (en) | 2017-02-09 | 2017-02-09 | Contrast agent high pressure injector |
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ID=61472179
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325024A (en) * | 2018-03-28 | 2018-07-27 | 泉州创源机电科技有限公司 | A kind of intelligent type medical transfusion control device |
| CN108404255A (en) * | 2018-03-28 | 2018-08-17 | 泉州创源机电科技有限公司 | A kind of Intelligent medical dropper |
| CN108607133A (en) * | 2018-03-28 | 2018-10-02 | 泉州创源机电科技有限公司 | A kind of Medical infusion controller |
| CN108815608A (en) * | 2018-04-09 | 2018-11-16 | 黄伟彬 | A kind of quick detachable rinsing machine for department of gynecology |
| CN109350114A (en) * | 2018-11-28 | 2019-02-19 | 广东省人民医院(广东省医学科学院) | A kind of multifunctional heart color ultrasound acoustic contrast check device |
| CN110478081A (en) * | 2019-09-11 | 2019-11-22 | 重庆市中药研究院 | A kind of animal buck test vein successive administration device and its medication |
| CN110478572A (en) * | 2019-07-16 | 2019-11-22 | 南京感控通化工产品经营部 | A kind of high pressure injector inhales medicine safety detection method automatically |
| CN111557682A (en) * | 2020-06-10 | 2020-08-21 | 郑吟诗 | Auxiliary pipeline device of single-cylinder CT high-pressure injector, CT high-pressure radiography equipment and using method of CT high-pressure radiography equipment |
| CN111939379A (en) * | 2019-05-17 | 2020-11-17 | 南京感控通化工产品经营部 | High-pressure injection auxiliary device, high-pressure injection system and injection system loop |
| CN112972812A (en) * | 2021-02-25 | 2021-06-18 | 南京巨鲨显示科技有限公司 | Controllable pipeline system of fluid for syringe |
| CN114209918A (en) * | 2022-01-18 | 2022-03-22 | 中南大学湘雅医院 | Use of high pressure syringe coupled low threshold triggering to reduce contrast agent usage in aortic CTA |
| WO2023036339A1 (en) * | 2021-09-13 | 2023-03-16 | 临床支持有限公司 | High-pressure contrast medium injection system |
| WO2024094148A1 (en) * | 2022-11-04 | 2024-05-10 | 深圳市迈威生物科技有限公司 | Injection line system for injection devices and high-pressure radiography injection equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108325024A (en) * | 2018-03-28 | 2018-07-27 | 泉州创源机电科技有限公司 | A kind of intelligent type medical transfusion control device |
| CN108404255A (en) * | 2018-03-28 | 2018-08-17 | 泉州创源机电科技有限公司 | A kind of Intelligent medical dropper |
| CN108607133A (en) * | 2018-03-28 | 2018-10-02 | 泉州创源机电科技有限公司 | A kind of Medical infusion controller |
| CN108815608A (en) * | 2018-04-09 | 2018-11-16 | 黄伟彬 | A kind of quick detachable rinsing machine for department of gynecology |
| CN108815608B (en) * | 2018-04-09 | 2021-02-19 | 陈莉 | Quick detachable gynaecology's flushing machine |
| CN109350114A (en) * | 2018-11-28 | 2019-02-19 | 广东省人民医院(广东省医学科学院) | A kind of multifunctional heart color ultrasound acoustic contrast check device |
| CN109350114B (en) * | 2018-11-28 | 2023-07-04 | 广东省人民医院(广东省医学科学院) | Multifunctional heart color ultrasound imaging examination device |
| CN111939379A (en) * | 2019-05-17 | 2020-11-17 | 南京感控通化工产品经营部 | High-pressure injection auxiliary device, high-pressure injection system and injection system loop |
| CN110478572A (en) * | 2019-07-16 | 2019-11-22 | 南京感控通化工产品经营部 | A kind of high pressure injector inhales medicine safety detection method automatically |
| CN110478572B (en) * | 2019-07-16 | 2021-11-23 | 南京巨鲨显示科技有限公司 | Safety detection method for automatic medicine suction device of high-pressure injection device |
| CN110478081A (en) * | 2019-09-11 | 2019-11-22 | 重庆市中药研究院 | A kind of animal buck test vein successive administration device and its medication |
| CN111557682A (en) * | 2020-06-10 | 2020-08-21 | 郑吟诗 | Auxiliary pipeline device of single-cylinder CT high-pressure injector, CT high-pressure radiography equipment and using method of CT high-pressure radiography equipment |
| CN111557682B (en) * | 2020-06-10 | 2023-02-28 | 郑吟诗 | Auxiliary pipeline device of single-cylinder CT high-pressure injector and CT high-pressure radiography equipment |
| CN112972812A (en) * | 2021-02-25 | 2021-06-18 | 南京巨鲨显示科技有限公司 | Controllable pipeline system of fluid for syringe |
| WO2023036339A1 (en) * | 2021-09-13 | 2023-03-16 | 临床支持有限公司 | High-pressure contrast medium injection system |
| CN114209918A (en) * | 2022-01-18 | 2022-03-22 | 中南大学湘雅医院 | Use of high pressure syringe coupled low threshold triggering to reduce contrast agent usage in aortic CTA |
| WO2024094148A1 (en) * | 2022-11-04 | 2024-05-10 | 深圳市迈威生物科技有限公司 | Injection line system for injection devices and high-pressure radiography injection equipment |
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