CN1145812A - Automatic medical injection instrument - Google Patents
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- CN1145812A CN1145812A CN 96107719 CN96107719A CN1145812A CN 1145812 A CN1145812 A CN 1145812A CN 96107719 CN96107719 CN 96107719 CN 96107719 A CN96107719 A CN 96107719A CN 1145812 A CN1145812 A CN 1145812A
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- 238000010999 medical injection Methods 0.000 title claims description 11
- 238000002347 injection Methods 0.000 claims abstract description 43
- 239000007924 injection Substances 0.000 claims abstract description 43
- 239000003814 drug Substances 0.000 claims description 29
- 238000002601 radiography Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 230000009467 reduction Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
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- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 1
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- 238000010586 diagram Methods 0.000 description 3
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- 238000007639 printing Methods 0.000 description 3
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- 101000629913 Homo sapiens Translocon-associated protein subunit beta Proteins 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000003748 differential diagnosis Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 210000003205 muscle Anatomy 0.000 description 1
- 239000002417 nutraceutical Substances 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/54—Control of apparatus or devices for radiation diagnosis
- A61B6/548—Remote control of the apparatus or devices
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- Radiology & Medical Imaging (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
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- High Energy & Nuclear Physics (AREA)
- Heart & Thoracic Surgery (AREA)
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- General Health & Medical Sciences (AREA)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The computer-controlled automatic injection instrument consists of a computer and a electrical robot. It is used in non-routine high-pressure or low-pressure injection, reinforced radiograph with remote-controlled X-ray apparatus and CT diagnosis. It may be also used in nuclear magnetic resonance, clinical anaesthesia and the infusion of expensive nutriment.
Description
The present invention relates to a kind of computer program controlled high-low pressure injection instrument.
When carrying out CT Differential Diagnosis because various contrast agent viscosity are very big, artificial manual injection is difficult to reach quantitatively, regularly, the injection requirement of constant speed.As when doing the liver enhanced ct scans, the contrast agent of 60～100mL will have been annotated in 20 seconds～30 seconds, otherwise just loses radiography reinforced effects or poor effect.China has only the minority large hospital, and expensive 15～160,000 yuan of import high pressure injectors guarantee plastic injection quality, and most hospitals all are emergent the keeping of way of utilizing various " local method pressurizations ", will fail 5～6 ability successes sometimes once.Bring very big misery to the patient, medical-risk rises, and the medicament waste is very big.For this reason, domestic production goes out a kind of high pressure injector, but because of its volume is too big, manipulates very inconveniently not popularized.In addition, when the head CT image is strengthened, require again low pressure at a slow speed quantitatively, regularly, constant speed injection, artificial manual injection also is difficult to reach requirement.Existing high pressure injector only be applicable to high speed injection, can not be at a slow speed.The domestic product-free still of slow injection device.Japan, Hong Kong have overflows fast syringe, and every of its price is all more than 1.2 ten thousand yuan, the seldom import of China hospital.When carrying out the special radiography of lonizing radiation, as special radiographies of various X lines such as cerebrovascular, extremity artery and vein vascular, canalis spinalis, except that the problems referred to above, the doctor because must with the patient together, also will be by the tasteless wound of stopping of X line.
The objective of the invention is to create the intellectuality injection instrument of a machine three-use that a kind of high-low pressure compatibility again can remote control.Thoroughly solve aforementioned because of lacking the variety of issue that sophisticated equipment occurs.
The objective of the invention is to realize by the following technical solutions: the difficulty that the injection of unconventional high and low pressure occurs, its root be hospital's financial resources, people's muscle power, endurance, experience not enough due to.For this reason, available computer adds technology such as electric manipulator and solves this difficult problem.Use monolithic computer, the keyboard special of computer, display, newspaper well device, solid-state relay and electric manipulator are formed a computer program controlled high-low pressure injection instrument.Computer can store doctor's optimal injection parameter and radiography parameter, computer can command electric manipulator to finish the injection operation of optimal parameter, computer can be by solid-state relay remote control X-ray machine exposure film making, the doctor deposits optimal parameter computer in and adjusts the control computer work at any time by it by keyboard special, and the computer expert crosses display, reports the well device to report the working condition of instrument in time Xiang the doctor.The selection of electric manipulator power of motor, revolution, speed reducing ratio takes into account the needs of high-pressure injection instrument and low head injection instrument, and so far, such scheme has been realized a machine three-use, but but not only high-pressure injection but also low head injection, also remote-controlled X-ray machine.Such scheme has been introduced computer technology, makes intelligent equipment, and cost reduces greatly, and buy one and only need about 10,000 yuan, be 1/16 of import.Hospital is afforded, and is easy to popularize.
Owing to adopt technique scheme, can bring following 9 benefits: 1. can make the once success of unconventional high pressure or low head injection.Regularly, quantitatively, constant speed satisfies doctor's requirement fully, improved quality of medical care; 2. alleviated the patient suffering to greatest extent; 3. alleviated patient economy burden to greatest extent, the every photograph of contrast agent once, the patient will spend 600～700 yuan; 4. can remote control shooting, make the doctor avoid roentgen radiation x; Taking pictures of two perspective planes of patient once finished, save dose 50% and reduce shot misery; 5. can high-pressure injection again can the also remote-controlled X-ray machine of low head injection, a machine three-use has been saved equipment investment, has improved utilization rate of equipment and installations; 6. wide application is except that CT, X line, magnetic resonance, clinical anesthesia, the nutraceutical venous transfusion of high price etc. also all can use; 7. high-pressure injection instrument of import can be replaced and nearly 20,000 dollars of foreign exchange can be saved; 8. homemade computer program controlled high and low pressure injection instrument, price is 1/16 of an import price about 10,000 yuan, and domestic most hospitals are all afforded, and China town and country can generally be benefited; 9. this instrument adopts advanced technologies such as computer, electric manipulator, and low price, and the market competitiveness is strong, and being expected to export the third world is that country earns foreign exchange.
The present invention will be further described below in conjunction with embodiment and accompanying drawing thereof: figure one is the three-dimensional complete machine sketch map and the mechanical hand part A A cross-sectional view thereof of computer program controlled high and low pressure automatic medical injection instrument.Figure two is computer main hardware schematic diagrams.Fig. 3 is a computer main software flow chart.Motor machine hand portion, primary structure have been shown in figure one, and its less important part such as spiral shell is ordered or threaded connection etc. there is not picture for the clear outstanding primary structure of drawing all omits.1 lower house among Fig. 1-A5,2 upper shells, 3 guidance panels, 4 palms, 5 injector housing, 6 fingers of holding with a firm grip, 7 clamp and refer to, 8 syringe plungers, 9 take out and push away finger, 10 on and off switch, 11 worm screws, 12 worm gears, 13 bearing caps, 14 double thrustbearings, 15 electric heaters, 16 outer guide sleeves, 17 pedestals, 18 brain printing circuit boards, 19 interior fairleads, 20 axis of guides, 21 guide cylinders, 22 turning cylinders, 23 reciprocating shafts, 24 supports, 25 carrier frames.
Computer program controlled high-low pressure automatic medical injection instrument mainly is made up of computer and electric manipulator two parts.Single-chip microcomputer 8031 and related chip 8155,7107,4538,138,373,2164 etc. thereof shown in figure one, solid-state relay, power supply etc. all is installed on the brain printing circuit board [18].The film special keyboard of micro computer, the charactron display, the corresponding display lamp of key, all being installed in operating surface pulls out on [3], upper shell [2], lower house [1] are with whole brain printing circuit board [18], the motor and the double reduction gear thereof of electric manipulator all cover, and mechanical hand, syringe are exposed on the outside.Among the figure one electric manipulator by the finger [6] of holding with a firm grip, clamp and to refer to [7], take out and push away finger [9], palm [4] and power-equipment thereof and formed, the grip force that refers to of holding with a firm grip is produced by spring, taking out the straight line that pushes away finger, to take out thrust be by the motor in the power-equipment, the first-stage worm gear worm reducer of forming by the worm gear [12] in the figure one AA section, worm screw [11] reaches by being with externally threaded turning cylinder [22], and the second level threaded nut decelerator that tapped reciprocating shaft [23] is formed provides.This deceleration scheme can obtain very big horizontal thrust or pulling force.If motor is 20w, the reciprocating shaft translational speed is 1 cel, and the total transmission efficiency of double reduction is 0.25, and then last thrust of reciprocating shaft [23] or pulling force have 51kg, can be competent at various high-pressure injections.Actual transmission efficient is greater than 0.25, and historical facts or anecdotes international standard power is greater than 50kg.Above-mentioned deceleration scheme volume is little, compact conformation provides condition for miniaturization, the portability of instrument.In the AA section, the motor that links to each other with worm screw [11] is cutd open to be removed, so figure goes up not expression.The front end of turning cylinder [22] is equipped with two thrust bearings, their on the one hand with have the top axis of guide [20] and cooperate, jointly turning cylinder [22] is located; Simultaneously the active force of horizontal direction and counteracting force are passed to guide cylinder [21] upward from balancing each other.Mechanical hand is fixed on the chassis angle steel frame [25] by support [24], the motor that links to each other with worm screw also is to be fixed on the carrier frame [25], the thrust of electric manipulator, draft and counteracting force thereof, irrelevant by support, bottom corner steel frame self balance and tool housing are so shell can be made with sheet iron or plastics.The axis of guide [20] does not rotate, and it also pushes away finger [9] guiding by interior fairlead [19] for taking out of mechanical hand except that locate turning cylinder [22] as lathe centre.Turning cylinder [23] is a hollow axle, its endoporus one end car has the female thread identical with the turning cylinder external screw thread, mill out two squares on the reciprocating shaft one end outside diameter, stretch in two square grooves that guide cylinder [21] inner tube wall rises, because the restriction of this square groove, turning cylinder [22] is by the screw thread of engagement, reciprocating shaft [23] is rotated and can only promote it and does linear reciprocating motion, pushes away finger [9] to take out thrust for taking out of mechanical hand.Reciprocating shaft [23] makes to take out to push away finger [9] action accurately also by the further guide-localization of outer guide sleeve [16].Be provided with electric heater [15] in the palm [4].Electric heater just heats palm when the constant temperature key is pressed, and makes fluid temperature and body temperature in the syringe [5] close.Relevant temperature-control circuit is introduced in the subsequent conditioning circuit explanation.
Fig. 2 is computer main hardware circuit theory diagrams, has wherein omitted general regulated power supply part.Whole hardware circuit can be divided into ten parts.Be illustrated respectively below:
1. single chip circuit mainly is made up of U1 (8031), U2 (373), U3 (2764), U4 institutes such as (138).It is the core circuit of computer program controlled high-low pressure injection instrument.Finish performing a programme, receive various operational orders, export various control signals, command electric manipulator to finish various operations, produce the reference signal of decoded signal and 2MHZ etc.
2. the I/O expanded circuit is made up of U5 (8155), U6 (8155).Wherein U5 by PA5, PA6 output X-ray machine control signal, by PB0～PB7 output indicator signal, by PA4 output sound, light newspaper log signal, opens or blocks heating signal by PA7 output by PA0, PA1 output motor control signal.The intervalometer of U5 produces the fundamental frequency signal of the square wave of 1KHZ as pulsewidth modulation by the frequency division to the 2MHZ fundamental frequency signal.Take out, push away the medicine limit and put the newspaper log signal in place by PC1, PC2 input computer, K2, K3 are microswitch or the noncontacting switches that limit position is detected.It is not normal to take out thrust, no dedicated test pick off, its newspaper well be according to software to speed, take out the unusual identification of thrust and judge.Take out the not normal sense switch of thrust with the K1 representative on Fig. 2.This is for image says something, actual this switch that there is no.Normally take out and push away the prompting that medicine puts in place, also finish, no sensor special by program.When having limit newspaper well situation to occur, make 8031 to carry out the newspaper well programs log signal of transmitting messages by interrupt signal.U6 is used for the interface of keyboard and display, and wherein the A mouth is font control, and the B mouth is character-size control, and B, C mouth are also made the keyboard scan mouth simultaneously.It is the 10kHz letter that the intervalometer of U6 is used for the signal frequency split of 2MHZ, and this signal is regulated the numeration comparison signal of usefulness as the motor constant speed.
3. keyboard special and charactron display circuit.The keyboard special of monolithic computer is used for running parameters such as input operation instruction.Key is a film key.Keyboard does not reset, stops, routine, radiography, take out medicine, push away medicine, specification, parameter, raising speed, reduction of speed, 11 function keys of constant temperature.All the other keys have the corresponding support of 10 subprograms except that reset key.The groundwork of mastery routine is a keyboard scan; discovery has key to press; CPU just stops to carry out mastery routine and turns to carrying out the subprogram of pressing the key correspondence; subprogram is finished; the key function is accomplished, and then returns mastery routine and continue keyboard scan, monitors other key; repeat said process, just turn to shutdown procedure automatically up to finishing whole injection or radiography work.
Display circuit is made up of 8 charactrons and 12 light emitting diodes; 2 temperature that show palms heating medicinal liquids in the middle of the charactron, the dynamic value of 2 display speed setting values and speed, four show the doses setting value and dynamically push away the medicine value; 12 light emitting diodes show radiography parameter, specifications parameter respectively, stop, radiography, routine, push away medicine, take out medicine and power supply indication, and each display is all controlled displaying contents by computer software except that the power supply indication is.
4. circuit for controlling motor mainly is made up of two rotating relays of J1, J2 and LMCS amplifying circuit.The constant speed of motor is regulated the motor D in the electric manipulator, and its rotating is to be switched by PA1, PA2 control relay J1 or J2 that the computer expert crosses U5, and relay also has corresponding light emitting diode to do to switch indication just to take out medicine, push away the medicine indication.Whether motor is worked and is directly controlled the VMOS switch by 8031 P1.0 and come master control.Motor connects and is separate excitation, so that the output torque of acquisition and the proportional variation of payload.The stepless speed regulation of motor is the pulse-width signal after software processes that sends by the P1.0 from U1, goes to control the VMOS switch on and off dutycycle of motor, makes to be added to epitrochanterian direct current average voltage and continuously to change and to realize not having ad hoc hardware circuit.The constant speed of motor, be the constant speed ratio of setting with the proportional photoimpact width of motor revolution and doctor that sends by the infrared electro code-disc P on the motor shaft, change the dutycycle of pulsewidth modulation by the deviate size, carry out automatic constant speed and regulate.Infrared electric pulse is sent out interrupt requests through monostable U7 shaping to the INTO of U1 makes CPU carry out the constant speed adjusting, at the automatic conditioning period of speed, if the constant speed value needs to change, also can make amendment with lifting speed key at any time, makes motor stabilizing on satisfied constant speed value.The 1KHZ fundamental frequency signal of the pulsewidth modulation that the motor infinitely variable speeds is used, be to utilize 8031 address latch signal to be combined into the 2MHZ signal mutually with read-write, intervalometer frequency division through U5 (8155) forms again, the numeration of motor constant speed is the 10KHZ signal relatively, be with the intervalometer of U6 (8155), the 2MHZ signal frequency split is got.
5. the X-ray machine control circuit mainly contains by 4 solid-state relay SSR1～SSR4 and forms.They can control two X-ray machines simultaneously, are taken pictures in two perspective planes simultaneously.The rotating anode of two machines of SSR1, SSR2 control powers up, and two machine high pressure exposures of SSR3, SSR4 control power up.After radiography preparation is ready, push away the medicine key as long as click to push away the medicine key or connect by remote switch, begin up to having clapped the sheet autostop from pushing away medicine, whole process is all finished automatically by computer monitor.The doctor can leave the patient and avoid roentgen radiation x.
6. monitoring temperature circuit, mainly by 2 charactrons, U8 (7107) temperature sensor T, comparator 741, solid-state relay SSR5, electric heater R form.Press the constant temperature key, consult Fig. 2 as can be known, computer just sends the signal that allows solid-state relay SSR5 work by the PA7 of U5; When no constant temperature key was pressed, the computer expert crossed PA7 and sends low electric level signal and seal solid-state relay SSR5, and the R on electric heater [11] Fig. 2 is not worked.The actual temperature of palm is detected by pick off T, and one the tunnel send U8 to send double figures sign indicating number pipe that temperature value is shown after the 7107A/D conversion; Another road send the end of oppisite phase of comparator 741 and the setting value of in-phase end to compare, out-of-limit as deviation, 741 upsets are regulated principle control solid-state relay SSR5 by dibit and are powered up or do not power up for electric heater [15], keep palm [4] temperature constant, make the fluid temperature in the syringe [5] close with human body master temperature.
When K switch 4 is closed when putting several side, desired temperature is by W2 input U8 and show on double figures sign indicating number pipe, is kept in the W2 comparative voltage as the comparator in-phase end simultaneously.After temperature was set, K4 closed to normal side, and mechanical hand palm temperature is just monitored by pick off T.
7. power circuit is made up of ± 5V regulated power supply and 24V power supply.Power circuit Fig. 2 does not draw.24V is motor, relay power, and ± 5V is computer circuits, comparator power supply.
Fig. 3 is the main software block diagram of computer program controlled high-low pressure injection instrument, and its primary structure principle was said when the explanation keyboard function key, and no longer repeated here.The running of mastery routine and each subprogram, finishing of task have illustrated clearly in the frame, also no longer repeat here.
The using method of computer program controlled high-low pressure injection instrument is as follows: energized, mounting of syringe lights the display lamp of indication syringe corresponding specification also by the specification key on mechanical hand.Low as room temperature, then heat up to medicinal liquid by mechanical hand by the constant temperature key.Take out medicine by taking out the medicine key, by pushing away the aerofluxus of medicine key.Conventional in this way injection, then key routinely.By parameter key and ascending, descending speed key, preset injection speed and injection drug value then.Giving the value of establishing shows on corresponding charactron.By stop key preset value is stored in computer (stop key software definition this moment is a memory key).Then by pushing away just start injection of medicine key.In the injection process, not too suitable as discovery speed, also can be by the artificial speed governing of ascending, descending speed key.When reaching the preset value injection volume, just autostop.There is fault to go to extreme position or to take out thrust unusual as machine, also autostop.The doctor finds that the patient is unusual, also can stop injection by stop key at any time.Aforementioned take out the medicine aerofluxus after, radiography in this way then should preset and stores injection speed with aforementioned.The injection dose need not preset, because of existing determined value in the radiography software.Then need to select the radiography parameter by the parameter key.Parameter is divided third gear, the 1st grade be 2,6,7mL, the 2nd grade be 3,7,8mL, the 3rd grade be 4,8,9ML.Dose when the 1st of every group of parameter is exposure, the 3rd is the total dosage in the angiographic procedure.Behind the parameter setting, the display lamp of selected group is lighted.Push away medicine key start injection by pushing away on medicine key or the remote controller then, the doctor then can withdraw the roentgen radiation x scene, autostop behind the X-ray machine automatic camera.If any unusually, the same with conventional injection, also can autostop.
Claims (7)
1. automatic medical injection instrument of forming by syringe and driving device thereof, it is characterized in that: it is by monolithic computer, the keyboard special of computer, display, newspaper well device, solid-state relay and electric manipulator are formed; Computer storage doctor's optimal injection parameter and radiography parameter, computer commander electric manipulator is finished the injection operation of optimal parameter, the computer expert crosses solid-state relay remote control X-ray machine exposure film making, the doctor deposits optimal parameter computer in and adjusts the control computer work at any time by it by keyboard special, and the computer expert crosses display, reports the well device to report the working condition of instrument in time Xiang the doctor.
2. automatic medical injection instrument according to claim 1 is characterized in that:
1. monolithic computer can be made up of as institutes such as 373,138,2764,8155,7107 various single-chip microcomputers such as 8031 and related chip thereof;
2. the input equipment keyboard special of monolithic computer, be provided with and reset, stop, conventional, radiography, take out medicine, push away medicine, specification, parameter, raising speed, reduction of speed, 11 film keys of constant temperature and respective action display lamp thereof, these 11 function keys have the corresponding support of 10 subprograms except that reset key, the groundwork of mastery routine is a keyboard scan, discovery has key to press, CPU just stops to carry out mastery routine and turns to carrying out the subprogram of pressing the key correspondence, subprogram is finished, the key function is accomplished, and then return mastery routine and continue keyboard scan, monitor other key, repeat said process, after finishing whole injection or radiography work, just turn to shutdown procedure automatically;
3. the outut device display of monolithic computer is made up of 8 charactrons and 12 light emitting diodes; 2 temperature that show palms heating medicinal liquids in the middle of the charactron, the dynamic value of 2 display speed setting values and speed, 4 show the doses setting value and dynamically push away the medicine value; 12 light emitting diodes show radiography parameter, specifications parameter respectively, stop, radiography, routine, push away medicine, take out medicine and power supply indication, and each display is all controlled displaying contents by computer software except that the power supply indication is.
4. the newspaper log signal of the newspaper well device of monolithic computer detects, wherein take out, push away the detection of medicine extreme position, bear by microswitch or noncontacting switch, take out, thrust is not normal, no dedicated test pick off, its newspaper well are according to software speed, the unusual identification of taking out thrust to be judged, normally take out, push away the medicine prompting that puts in place, also finish no sensor special by program.
3. automatic medical injection instrument according to claim 1, it is characterized in that: electric manipulator is made up of electrical equipment and mechanical hand, mechanical hand by the finger of holding with a firm grip, clamp refer to, take out push away finger, palm is formed, the grip force that refers to of holding with a firm grip is produced by spring, taking out the thrust of taking out that pushes away finger is provided by electrical equipment, and electrical equipment is reached by motor-operated first-stage worm gear worm reducer to be made up of the second level threaded nut decelerator of worm gear drives.
4. automatic medical injection instrument according to claim 3, it is characterized in that: the infinitely variable speeds of the motor in the electrical equipment, be the pulse-width signal that produces with software, go to control the VMOS switch on and off dutycycle of motor, the electric moter voltage meansigma methods is changed continuously and get; The constant speed of motor is to read pulse width and the doctor that the infrared electro code-disc on the motor shaft sends by computer to set the constant speed value relatively, carry out automatic constant speed adjusting by the dutycycle that software changes pulse-width signal by its deviate size, in during automatic constant speed, also available lifting key is manually adjusted at any time.
5. automatic medical injection according to claim 3, it is characterized in that: be provided with electric heater in the mechanical hand palm, the work of electric heater is directly controlled by computer, the constant temperature of palm, control principle by comparator by dibit, the power supply of solid-state relay control heater, the palm temperature shows, is realized by pick off T, A/D sheet 7107 double figures sign indicating number pipes.Its newspaper well is according to software speed, the identification that pushes away the draft exceptional value to be judged, normally takes out to push away the medicine indication that puts in place, and also be the software execution, there is not sensor special.
6. automatic medical injection instrument according to claim 4 is characterized in that: the impulse modulation 1KHZ fundamental frequency signal that infinitely variable speeds is used is to utilize 8031 address latch signals and read-write letter to close and be combined into the 2MHZ signal, forms through one 8155 intervalometer frequency division again; The motor constant speed is regulated the numeration of usefulness and is compared the 10KHZ signal, is with other one 8155 intervalometer the 2MHZ signal frequency split to be formed.
7. automatic medical injection instrument according to claim 1, it is characterized in that: the radiography parameter is divided 3 grades, first grade be 2,6,7mL, second grade be 3,7,8mL, third gear is 4,8,9mL, every group first figure place three anode start dose, dose during second exposure, and the 3rd is the total dose of angiographic procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96107719 CN1145812A (en) | 1995-06-08 | 1996-06-06 | Automatic medical injection instrument |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95107203 | 1995-06-08 | ||
| CN95107203.X | 1995-06-08 | ||
| CN 96107719 CN1145812A (en) | 1995-06-08 | 1996-06-06 | Automatic medical injection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1145812A true CN1145812A (en) | 1997-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96107719 Pending CN1145812A (en) | 1995-06-08 | 1996-06-06 | Automatic medical injection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1145812A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114278A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
| CN103768686A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Injection auxiliary device |
| US9259526B2 (en) | 2005-11-21 | 2016-02-16 | Acist Medical Systems, Inc. | Medical fluid injection system and method for guided setup |
| CN108568005A (en) * | 2017-03-10 | 2018-09-25 | 迈德旺（苏州）医疗设备有限公司 | A kind of high-pressure contrast syringe liquid drawing device |
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1996
- 1996-06-06 CN CN 96107719 patent/CN1145812A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9259526B2 (en) | 2005-11-21 | 2016-02-16 | Acist Medical Systems, Inc. | Medical fluid injection system and method for guided setup |
| US9457140B2 (en) | 2005-11-21 | 2016-10-04 | Acist Medical Systems, Inc. | Medical fluid injection system |
| US9566381B2 (en) | 2005-11-21 | 2017-02-14 | Acist Medical Systems, Inc. | Disposable fluid connector having multiple tubing components and an electrical connector |
| US10226568B2 (en) | 2005-11-21 | 2019-03-12 | Acist Medical Systems, Inc. | Customizable medical fluid injection system and method |
| CN102114278A (en) * | 2009-12-31 | 2011-07-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
| CN102114278B (en) * | 2009-12-31 | 2014-08-06 | 北京谊安医疗系统股份有限公司 | Display device of transfusion system and method thereof |
| CN103768686A (en) * | 2014-01-21 | 2014-05-07 | 南通康盛医疗器械有限公司 | Injection auxiliary device |
| CN108568005A (en) * | 2017-03-10 | 2018-09-25 | 迈德旺（苏州）医疗设备有限公司 | A kind of high-pressure contrast syringe liquid drawing device |
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