CN209378157U - A kind of full-automatic angiography injecting systems - Google Patents
A kind of full-automatic angiography injecting systems Download PDFInfo
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- CN209378157U CN209378157U CN201821502899.7U CN201821502899U CN209378157U CN 209378157 U CN209378157 U CN 209378157U CN 201821502899 U CN201821502899 U CN 201821502899U CN 209378157 U CN209378157 U CN 209378157U
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Abstract
The utility model discloses a kind of full-automatic angiography injecting systems, including pressing operating unit, injector faceplate, syringe head unit and mains power unit, the operating unit that presses is connected with injector faceplate, injector faceplate is also connected with syringe head unit, syringe head unit is connected with mains power unit, the utility model safe operation is simple, system converts the real-time injection rate of angiography injecting systems for finger pressing force by pressing operating unit first, it realizes variable flow rate injection, reduces contrast agent usage amount, reduce radiation;In addition, system injects state by security monitoring component real-time monitoring, guarantee safe and reliable in injection process;Finally, system uses mating consumptive material, contrast agent injection pipeline and salt water flushing pipeline can be automatically switched, real-time monitoring of blood pressure is carried out, doctor is facilitated to operate.
Description
Technical field
The utility model relates to a kind of injecting systems, specifically a kind of full-automatic angiography injecting systems.
Background technique
Digital subtraction angiography (DSA) is the angiographic method that aid imaging is carried out by electronic computer, is 70
It has been applied to the brand-new x-ray of clinical one kind since age and checks new technology.It is that appliance computer program has been imaged twice
At.Before injecting contrast agent, progress first time imaging first, and convert images into digital signal with computer and store
Come.After injecting contrast agent, re-imaging is simultaneously converted into digital signal.Digital subtraction twice eliminates identical signal, learns one
The only blood-vessel image of contrast agent.Image shown by the relatively previous used conventional cerebral angiography of this image, it is apparent and
Intuitively, some fine blood vessel structures can also be shown.
Angiography injecting systems are a kind of systems that contrast agent injection is carried out in contrast examination, by according to setting
Programmed injection contrast agent improves the accuracy of lesion resolution ratio and diagnosis to enhance contrast in tissue.
At present technically there are some drawbacks in the device of injection contrast agent, for example, by medical staff to injection device
It carries out " shaking the head ", to carry out suction medicine, is vented, laxative movement;Rate can not be changed in injection process, to meet doctor
The operation of " smoldering ";Before injection and in injection process, bubble monitoring is carried out by medical staff.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of full-automatic angiography injecting systems, to solve background
The problem of being mentioned in technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of full-automatic angiography injecting systems, including operating unit is pressed, injector faceplate, syringe head unit
With mains power unit, the operating unit that presses is connected with injector faceplate, and injector faceplate is also connected with syringe head
Unit, syringe head unit are connected with mains power unit.
As a preferred embodiment of the present invention: the syringe head unit includes injector head controller, head control
It is making sheet, servo motor, peristaltic pump, potentiometer, limit switch, contrast agent sensor, valve sensor, air column sensor, more
Road valve sensor, injection cabin sensor and backlight, injector head controller be separately connected servo motor, peristaltic pump, potentiometer,
Limit switch, contrast agent sensor, valve sensor, air column sensor, multi-way valve sensor, injection cabin sensor and backlight
Lamp.
As a preferred embodiment of the present invention: the contrast agent sensor refers to for detecting whether the agent of bottle interimage has
The sensor of contrast agent;Valve sensor refers to for detecting the sensor that whether there is bubble in injection needle tube;Multi-way valve sensing
Device refers to the sensor for detecting multi-way valve state, air column sensor refer to for detect lead in the pressure duct of human body whether
There are the sensor of air column, salt water injection and contrast agent injection are a pipeline;Injection cabin sensor refers to for detecting injection
Sensor whether cabin is closed.
As a preferred embodiment of the present invention: display screen and touch panel unit, bee are connected in the injector faceplate
Ring device, portable lamp and standby button.
As a preferred embodiment of the present invention: it is described press operating unit include press operator and with press operator
Two gas detection cells being connected, gas detection cell is by sequentially connected baroceptor, filter circuit, amplification electricity
Road, isolation circuit and Acquisition Circuit composition, wherein baroceptor also with press operator and be connected, acquisition module connection injection
Device panel.
Compared with prior art, the utility model has the beneficial effects that 1. reduce doctors and patients' X-ray intake, by voltage-controlled
Operating unit, real-time variable flow velocity, changeable flow, accurately the injection of coherent contrast agent, reduces the contrast agent injection volume of patient, and
Reduce doctors and patients' ray intake.2. reducing operation risk, detecting has air in disposable pipeline, and system can be cured to clinic
Raw alarm, and stop injecting.3. streamline operation.From low dose of injection of coronary artery to the large dosage of ventricle and peripheral blood vessel
Injection, contrast agent injects process when can simplify all cardiovascular interventions using the utility model.4. simplified control.Only pass through pressure
Control operating unit can complete contrast agent filling, contrast agent exhaust, contrast agent injection, the conventional funcs such as salt water injection, generation
Qualitative picture allows patient to be more concerned about patient and surgical procedure.5. improving working efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram provided by the utility model for full-automatic high-pressure injection electric-control system.
Fig. 2 is the head unit structural schematic diagram of full-automatic high-pressure injection electric-control system provided by the utility model.
Fig. 3 is the panel unit structural schematic diagram of full-automatic high-pressure injecting systems provided by the utility model.
Fig. 4 is that structure chart is embodied in the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, embodiment 1: a kind of full-automatic angiography injecting systems, including at least pressing operating unit,
Injector faceplate, syringe head unit, several major parts such as mains power unit.
It presses operating unit to be connected in injector faceplate, operating unit contrast agent injection key is pressed under pressing, passes through gas
Voltage-controlled tracheae (contrast agent) interior pressure signal is converted electric signal by pressure sensor, after electric signal is via processing circuit, by injecting
Endotracheal pressure is associated in analytic process by panel collection analysis with injection flow velocity check and correction.Processing analysis in real time presses operation
Cell pressure is converted into injection flow velocity via injection panel controller, is sent to syringe head unit, controller by serial ports
Servo motor revolving speed is controlled, the ball-screw that motor drives rotational efficienty high via belt pulley pushes piston to be injected;It presses
Operating unit pump pickle key is pressed, telecommunications is converted for voltage-controlled tracheae (salt water) interior pressure signal by baroceptor
Number, after electric signal is via processing circuit, by injection panel collection analysis, syringe head unit is sent to by serial ports, is driven
Peristaltic pump rotation, so that carrying out salt water washes away injection.Mains power can also derive from DSA (blood vessel from wall alternating current
Contrast machine) catheter bed.System is equipped with outer link interface, and ray linkage delay note can be carried out with DSA (angiography machine)
It penetrates, and the linkage such as injection delay outlet.
This system head unit mainly includes injector head controller, head control board, servo electricity in addition to mechanical part
Machine, peristaltic pump, peristaltic pump, potentiometer, limit switch, contrast agent sensor, valve sensor, air column sensor, multi-way valve
Sensor injects cabin sensor and backlight etc..Servo motor, peristaltic pump, potentiometer, limit switch and sensor all with injection
Nose controller is attached.Wherein, contrast agent sensor refers to the sensing for whether having contrast agent for detecting the agent of bottle interimage
Device;Valve sensor refers to for detecting the sensor that whether there is bubble in injection needle tube;Multi-way valve sensor refers to for detecting
Multi-way valve state, system is injection contrast agent situation under opening state, and closed state is systemic injection salt water state;Air column passes
Sensor refers to for detecting the sensor that whether there is air column in the pressure duct for leading to human body, salt water injection and contrast agent injection
For a pipeline;Injection cabin sensor refers to for detecting sensor whether injection cabin is closed.
1. inhaling medicine and automatic ventilating function automatically
Under non-linkage function, system converting potentiometer voltage value is contrast agent surplus, in the case where preparing injection state, system
It is automatic to compare remaining radiography dosage and targeted injection radiography dosage, if remaining radiography dosage is lower than targeted injection radiography dosage
When, in such cases, pushing operation unit contrast agent injects key, and system carries out contrast agent and inhales medicine automatically, if in contrast agent bottle
There are when contrast agent, pushing operation unit contrast agent injects key again, and system is exhausted automatically;Otherwise, system is automatically stopped,
And prompted dialog frame is popped up, it prompts contrast agent insufficient, clicks after determining, system is vented automatically.In exhaust process, real-time monitoring valve
Door sensor and multi-way valve sensor detect that valve sensor is closed and multi-way valve sensor is not switched on, i.e., system completes row
Gas process.
2. function of injection
The utility model contrast injection mode is divided into fixed rate injection and injects with variable flow rate, and fixed rate injection refers to
Injection rate is set by injector faceplate, injects flow, injection pressure and rise time are injected.Injection rate refers to note
Contrast agent flow velocity during penetrating;After the completion of injection flow refers to single injection, the contrast volume of injection;Injection pressure pointed injection
The pressure limit in pipeline in the process;Rise time referred to from the time for starting triggering and being injected to set injection rate.It is variable
Flow velocity injection refers to that finger, which is pressed injection handle power, is converted into injection rate, to change injection rate in real time, wherein injection speed
Rate injects flow, and injection pressure is no more than definite value set by system panel unit, and under this mode, the rise time is invalid.
Salt water injection pattern presses the salt water injection key for lifting operating unit using normal open switch form, and system drive is compacted
Dynamic pump rotation, carries out salt water injection;It presses and lifts again, salt water injection is closed.After such as opening salt water function of injection, without closing
It closes, is automatically stopped after system operation 20s.
3. bubble monitoring function
The utility model is exported from contrast agent entrance to contrast agent, multi-level to carry out bubble detection.Aspirate contrast agent process
In, system real-time monitoring contrast agent sensor states monitor liquid condition in contrast agent bottle, reduce the suction of injection needle tube gas
Enter;System real-time monitoring valve sensor monitors gas in injection needle tube, if there are gas in syringe, system be cannot be introduced into
It injects preparation state and medical care person can be prompted, medical care person is instructed to carry out gas emptying;Importantly, system real-time monitoring is led to
The pressure duct of human body, no matter salt water injection and contrast agent injection, monitor that, there are gas in pipeline, system can all stop infusing
It penetrates, and indicates that medical care person is emptied the operation of gas inside the Pass.The above detection mode is all contactless.
By above scheme, the suction medicine exhaust laxative process for solving current high pressure injector first is cumbersome and main
The problem of being monitored using people as bubble, secondly, this system compatible conventional constant speed function of injection, is solved using voltage-controlled element and made
The problem of injecting flow velocity can not be changed in real time in shadow agent injection process, finally, system is built by the sensor of various dimensions, from
The sensor that " entrance " arrives " outlet " is set up, and greatly improves the safety in injection process, medical staff is made only to need to assist
Monitor bubble.
Embodiment 2, on the basis of embodiment 1, the specific implementation structure chart of the design are as shown in Figure 4.Wherein injection surface
Plate controller can be a TI ARM Conrtex-A8 high-performance processor AM3354, dominant frequency 1GHz, operational capability
1600DMIPS;Injector head controller can be STM32F103ZET6 chip, the chip have peak performance RISC core,
USB interface, JTAG (the downloading mouth of control program), maximum operating frequency 72MHZ.
In a particular embodiment, it is divided into following several physical connections.
1. pressing two-way conduit on control device to be connected on two baroceptors, convert finger pressure signal to
Electric signal, electric signal filter out the compound clutter of signal via the low-pass filter circuit of 0-100Hz, pass through amplifying circuit later
With access acquisition module, wherein 12 general ADC in 8 channel SAR in AM3354 chip slapper are can be used in acquisition module, can be read
The overpressure of the voltage-controlled operator of sensor output, and the strength of finger pressing manipulation key can be obtained.
2. display screen has 4 wire resistive touchscreens, electric resistance touch screen and display are all connected to LCD drive control device
On, it transfers and filters via 13LCD drive control device, be connected on injection panel controller, X+, X-, Y+, Y- tetra- of touch screen
Road AD signal also uses 12 ADC processing in AM3354 piece, the check and correction and acquisition of touch location is carried out, to carry out interpersonal friendship
Mutually.According to Setup Wizard, disposable saline line, injection needle tube, disposable pressure duct, disposable pressure are installed step by step and passed
Sensor.
3. controller connect NANDFLASH by DDR data/address bus with GPMC data/address bus, (NANDFLASH memory is
One kind of flash memory, but faster capacity is bigger for speed) and DDR3 memory (DDR3 is a kind of calculator memory specification.It belongs to
In the memory article of SDRAM family, provides compared to the higher Operating ettectiveness of DDR2SDRAM and lower voltage, be
DDR2SDRAM (synchronous dynamic dynamic random access memory) is octuple).
4. controller peripheral hardware is equipped with SD card, CAN, serial ports, audio and I/O port peripheral hardware, SD card uses MMC mould in AM3354 piece
Block passes through MMC bus and SD card physical connection;Controller passes through ADUM1201 (two-channel digital isolator.Isolating device will be high
Fast CMOS combines together with single-chip transformer technology, has the outstanding performance characteristic better than photo-coupler alternative device) isolation
Chip pin, accessing TJA1040T later, (TJA1040T is a height used for Automobile Electronic Industry that NXP company releases
Performance CAN transceiver.As TJA1050T, automatic EMC the tuned slope, without carrying out slope resistance adjustment);Serial ports uses piece
Interior serial port module tie point frequency conversion chip MAX232;Audio uses MCASP (multichannel audio serial in piece
Port is Universal audio interface), connection TLV320A (TLV320AIC3106 of TI production) audio coder is converted by DAC
Playing alert tones afterwards;Indicator light and key are connected after I/O peripheral isolation, indicator light shows current system conditions.
After system starting, in pressure selection interface, long-pressing touch screen three seconds, into pressure calibration interface.Later, successively point
The right-angled intersection of interface appearance is hit, system resets automatically after completing touch screen calibration.System is carried out according to Setup Wizard to set
It sets, as follows:
1. selecting pressure pattern, PSI or KPA.
2. removing medical disposable material, clicks completing button and carry out injected plug correcting travel.
3. system carries out embolism calibration, calibration front limit position, rear restraining position and embolism whether proper motion.
4. opening injection needle tube suit;It is pulled outwardly white bolt and is rotated down opening hatch door;Contrast injector is inserted into
Then carrying cabin completely closes hatch door, guarantee the locking of carrying cabin.
5. clicking completing button, system carries out injection needle tube embolism engagement automatically, and embolism stops after proceeding to formulation position.
6. pressure converter is connected on injection needle tube;Pressure converter is rotated down to be inserted into fixing clamp;It will
In piercing medicine absorber insertion contrast agent bottle on contrast medium injector, hang on contrast agent hanger;By the pipeline of contrast agent
It is put into contrast agent sensor;Click completing button.
7. system carries out contrast agent suction, after 25 milliliters of suction, completing button is clicked, system carries out automatic ventilating function.
In exhaust process, system monitoring is located at the upper left valve sensor of injection needle tube, and valve sensor detects trigger signal, complete
At exhaust process.
8. installing saline line.Open the blood pressure sensor product of Angiotec company;The bottle stopper of blood pressure sensor is worn
It pierces in device insertion bag of saline, and bag of saline is suspended on the pendant in the injection head upper right corner;It is connected in the end of pressure converter
One hand gun, and slowly aspirated by Brine Pipe, guarantee removes air from pipeline, sensor and pressure converter;
Black V-type tooth guide pad is inwardly pinched, extreme higher position is then moved into, to verify the center of V-type tooth in pipeline
The top of the heart, guide pad can fix pipeline and prevent pipeline from distorting;Pump handle is rotated clockwise from left side to right side to locking
Brine pump is closed in position, removes manual injection device, and waste liquid is discharged to inside waste fluid container;Press " completion " button on touch screen.
9. washing away the air in saline line.Line end is put into a waste fluid container or in high pressure injector pipe
Road connects a hand gun, then (in flushing process, is touched pipeline, pressure converter and connector by " salt water washes away ", needed
When be also required to tap pressure sensor component to exclude pipeline all gas);If there is no bubble in pipeline, clicks " completion " and press
Button.
10. removing the air in contrast agent pipeline." exhaust " button is dubbed, pressure converter and contrast injector will be located at
The air of a bit of contrast agent pipeline between syringe needle exhausts (when removing, check whether there are also bubbles for pipeline and interconnecting piece, such as
Fruit is in need, repeats this operation again);If there is no bubble in pipeline, " completion " button is clicked.
11. air inspection.End-to-end system, it is ensured that without pressing " completion " button after any gas.(if there is bubble,
" return " button is pressed, saline line and the bleeding of contrast agent pipeline are repeated.)
The installation of 12.Angiotec handle.Using a transparent sterility protection cover, covered on the touchscreen;By handle
Component in packaging is all placed on aseptic area;It gives outside aseptic area one end that sterile working personnel should hold high-pressure connecting pipe
Operator this person it is connect with pressure converter, then by high-pressure connecting pipe be put into air bubble monitoring sensor in it is same
When sterile working personnel, threeway is connected to the other end of high-pressure connecting pipe.
13. carrying out the calibration of pressure controller after entering main interface.Doctor carries out process 1, and system is read according in process 3
Manual pressure and system nominal value are carried out stage check and correction, while carrying out least square linear fit by the manual calibration algorithm taken,
Obtain both sides relation.
So far, the preparation before injection is completed.System operating mode is divided into fixed flow rate injection and variable flow rate injection
Both of which.
When carrying out variable flow rate injection, medical staff clicks TFT display screen, setting injection rate, injection flow, pressure
And the rise time.It is clicked at display screen injection button later, system judges that system is according to the sensor states read in real time
It is no to prepare just (whether to judge to inject in cabin with the presence of gas;Judge whether pressure converter is opened;Judge to inject whether hatch door closes
Close), if ready, indicator light constant, and TFT display screen shows ready state.Operator is pressed by gas
Conduit is connected on 2 gas pressure sensors, and doctor presses the contrast agent injection button for pressing operator, and button is pressed
Tracheal volume is caused to reduce, intratracheal pressure increases, and gas pressure is equal everywhere, so passing through baroceptor measurement pipe
Interior pressure is removed Acquisition Circuit and is done to signal by filter circuit filtering clutter, amplifying circuit amplified signal, isolation circuit
It disturbs, the AD acquisition for being finally acquired module is calibrated after injection panel obtains the voltage of acquisition module acquisition according to process 4
Resulting relationship is scaled the velocity of rotation of servo-driver.It injects panel controller and injector head control is sent to by serial ports
Device processed, injection head controller receive the instruction that injection panel controller is sent and parsing, are converted into pulse frequency, pass through LS31
Chip is converted into differential signal, controls servo motor accurate rotational, and motor drives high-accuracy ball-screw to push away by belt pulley
Dynamic embolism carries out the injection of contrast agent, and the suffered pressure for changing voltage-controlled operator in real time can change the injection of embolism in real time
Rate.In variable flow rate injection process, injection flow velocity and real-time traffic in real time are shown, when single injection flow reaches setting value
When, stop injection;Or when unclamping voltage-controlled operator contrast agent injection button, stop contrast agent injection.
When flow velocity injection is fixed, medical staff clicks TFT display screen, setting injection rate, injection flow, pressure
And the rise time.It is clicked at display screen injection button later, system judges that system is according to the sensor states read in real time
It is no to prepare just (whether to judge to inject in cabin with the presence of gas;Judge whether pressure converter is opened;Judge to inject whether hatch door closes
Close), if ready, indicator light constant, and TFT display screen shows ready state.Operator is pressed by gas
Conduit is connected on 2 gas pressure sensors, and doctor presses the contrast agent injection button for pressing operator, and button is pressed
Tracheal volume is caused to reduce, intratracheal pressure increases, also, gas pressure is equal everywhere, so measuring by baroceptor
Overpressure is removed Acquisition Circuit and is done to signal by filter circuit filtering clutter, amplifying circuit amplified signal, isolation circuit
It disturbs, is finally acquired the AD acquisition of module, after injection panel obtains the voltage of acquisition module acquisition, the electricity of system analysis acquisition
Pressure reaches the injection rate of setting in the rise time with voltage threshold when check and correction, system, carries out later according to setting rate
Injection;When the voltage value of acquisition is less than threshold value, stop injection.In fixed flow rate injection process, show in real time injection flow velocity and
Real-time traffic stops injection when single injection flow reaches setting value;Or unclamp voltage-controlled operator contrast agent injection button
When, stop contrast agent injection.
When fixed flow rate and variable flow rate are injected, injector head controller acquire in real time limit switch P, limit switch N,
Valve sensor, injection cabin sensor, multi-way valve sensor, air column sensor, potentiometer state, contrast agent sensor,
In, the output voltage of potentiometer is after second-order filter circuit, amplifying circuit, isolation circuit processing, access injector head control
Device is scaled current embolism position, the calculating of progress doses remaining, injection dosage;The output voltage of contrast agent sensor passes through
Second-order filter circuit, amplifying circuit are crossed, isolation circuit processing accesses injector head controller, and controller converts acquired AD electricity
Pressure, judges current liquid type (contrast agent, water, salt water etc.) according to voltage;By air column sensor module, high frequency is sent
PWM wave gives air column sensor, and receives signal by the acquisition of air column sensor module, and analyzing in disposable pressure duct is
It is no that there are bubbles.
In variable flow rate state or fixed flow rate state, when pressing voltage-controlled operator contrast agent injection button
When, system compares remaining radiography dosage and setting injection radiography dosage, when remaining radiography dosage < setting contrast agent injection volume,
System auto-pumping contrast agent.When contrast agent sensor, which monitors, does not have liquid in contrast agent bottle, system is automatically stopped radiography
Agent suction, and prompt to carry out contrast agent vent gas, it clicks completing button and carries out contrast agent exhaust, pass through the shape of valve sensor
State judge in injection needle tube whether exhaust complete;When contrast agent sensor monitors in contrast agent bottle there are liquid, and medical care
When personnel press voltage-controlled operator contrast agent injection button again, button is exhausted in system automatically, passes through valve sensor
State judge in injection needle tube whether exhaust complete.
When variable flow rate injection or fixed flow rate are injected, disposable pressure duct is all caught in air column sensor,
Air detection is carried out, there are air bubble in system detection to disposable pressure duct, system stops injecting at once, and prompts to operate
Operation is exhausted in personnel.Medical staff, swivel tee close linkage patient one end, click pipeline exhaust button later, into
Row exhaust, again taps on injection button after the completion of exhaust, into injection state is prepared, to carry out normal injection.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of full-automatic angiography injecting systems, including press operating unit, injector faceplate, syringe head unit and
Mains power unit, which is characterized in that the operating unit that presses is connected with injector faceplate, and injector faceplate is also connected with note
Emitter head unit, syringe head unit are connected with mains power unit.
2. a kind of full-automatic angiography injecting systems according to claim 1, which is characterized in that the syringe head
Unit includes injector head controller, head control board, servo motor, peristaltic pump, potentiometer, limit switch, contrast agent sensing
Device, valve sensor, air column sensor, multi-way valve sensor, injection cabin sensor and backlight, injector head controller point
It Lian Jie not servo motor, peristaltic pump, potentiometer, limit switch, contrast agent sensor, valve sensor, air column sensor, more
Road valve sensor, injection cabin sensor and backlight.
3. a kind of full-automatic angiography injecting systems according to claim 2, which is characterized in that the contrast agent sensing
Device refers to the sensor for whether having contrast agent for detecting the agent of bottle interimage;Valve sensor refers to is for detecting in injection needle tube
It is no that there are the sensors of bubble;Multi-way valve sensor refers to that the sensor for detecting multi-way valve state, air column sensor refer to use
In the sensor that whether there is air column in the pressure duct that human body is led in detection, salt water injection and contrast agent injection are a pipe
Road;Injection cabin sensor refers to for detecting sensor whether injection cabin is closed.
4. a kind of full-automatic angiography injecting systems according to claim 3, which is characterized in that the injector faceplate
On be connected with display screen and touch panel unit, buzzer, portable lamp and standby button.
5. a kind of full-automatic angiography injecting systems according to claim 1 to 4, which is characterized in that described to press
Operating unit include press operator and with two gas detection cells pressing operator and be connected, gas detection cell by according to
The baroceptor of secondary connection, filter circuit, amplifying circuit, isolation circuit and Acquisition Circuit composition, wherein baroceptor is also
It is connected with operator is pressed, acquisition module connects injector faceplate.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109010978A (en) * | 2018-09-14 | 2018-12-18 | 安吉特(天津)科技有限公司 | A kind of full-automatic angiography injecting systems |
CN115300708A (en) * | 2022-08-22 | 2022-11-08 | 吉林省安特麦迪科技有限公司 | Injection speed self-adaptive adjusting device and method of full-automatic contrast injection instrument |
-
2018
- 2018-09-14 CN CN201821502899.7U patent/CN209378157U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109010978A (en) * | 2018-09-14 | 2018-12-18 | 安吉特(天津)科技有限公司 | A kind of full-automatic angiography injecting systems |
CN115300708A (en) * | 2022-08-22 | 2022-11-08 | 吉林省安特麦迪科技有限公司 | Injection speed self-adaptive adjusting device and method of full-automatic contrast injection instrument |
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