CN2402333Y - Open-loop continuous insulin subcutaneous transfusion device - Google Patents
Open-loop continuous insulin subcutaneous transfusion device Download PDFInfo
- Publication number
- CN2402333Y CN2402333Y CN 99257652 CN99257652U CN2402333Y CN 2402333 Y CN2402333 Y CN 2402333Y CN 99257652 CN99257652 CN 99257652 CN 99257652 U CN99257652 U CN 99257652U CN 2402333 Y CN2402333 Y CN 2402333Y
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- CN
- China
- Prior art keywords
- dosage
- circuit
- switch
- dining
- voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to medical equipment used for injection. A basic/rescue dosage selective switch, a dining quantity adding button switch, and a silencing gear power supply switch are arranged on a faceplate. A time constant circuit, a pump control circuit, a selective control device, and a prompting/alarm controller for indicating each basic dosage, rescue dosage, and dinning adding dosage, a silencing light display, a piezoelectric sensor, and an amplifying circuit of the piezoelectric sensor are arranged on a control circuit plate. The medical equipment used for injection has the advantages that rescue and dining adding quantity dear can be used for self treatment and hospital basic equipment, the medical equipment used for injection has wide injection dosage adjusting range, good adaptability, complete prompting function, safe and convenient use, and high and marked reliability.
Description
This utility model belongs to the injection armarium, especially relates to open loop type and continues h inf insulin device.
The insulin automated injection device of developing at treatment of diabetes has the branch of closed loop and open loop, wherein the open loop injection device is abroad than widespread usage, it promptly suits hospital to patient Shi Zhi, also suitable patient's Heal Thyself, and such at present domestic device still is in the scientific research stage.
The open loop injection device is to be core with storage medicated bag and electromagnetic pump, control circuit board gives the starting resistor of deciding dosage and speed for electromagnetic pump provides to meet, the extruding of pump drift connects the flexible pipe that the two ends of storing medicated bag are provided with reverse check valve, make medicinal liquid annotate people's sick body by syringe needle and finish the infusion process that continues automatically, control circuit adopts Single Chip Microcomputer (SCM) program control mode and logic circuit control mode, device also to have pump operation state light Presentation Function usually.
Domestic open loop type injection device under test mainly has the following disadvantages: it is less than normal that injection volume is set adjusting range, do not have the reliability of rescue and dining dosage (insulin strengthening treatment new method) dosage setting value, control circuit relatively poor, cause because of prompt facility is less to use and owe convenience etc.
The purpose of this utility model provide a kind of injection volume adjust set point wide, have rescue and dining dosage dosage shelves, control circuit simple and reliable, the open loop type that also has dining dosage, fault prompting and sleep silencing function continues h inf insulin device.
Above-mentioned purpose is realized by following technical scheme: the panel of housing is provided with basis/rescue dosage selector switch K
2, dining dosage button switch K
3With the on and off switch K that the noise reduction gear is set
1, control circuit board is provided with the injection working pulse that is made of the agitator sum counter and produces circuit, the different basal doses of the expression of its agitator and each time constant circuit that rescues dosage are serially connected with selector switch K
2With electrical switch A, the time constant circuit of expression dining dosage dosage is serially connected with electrical switch B, the working pulse of the working pulse of the expression basis/rescue dosage of enumerator output and expression dining dosage dosage directly and through electrical switch C is transported to the pump control circuit respectively, and the control voltage of electrical switch A, B, C is by being controlled by dining dosage button switch K
3The selected control device provide; The piezoelectric transducer output that its input control signal of prompting/alarm controller of control acousto-optic generation circuit start and stop is successively taken from the output of pump control circuit and amplified through shaping, piezoelectric transducer is fixed in the loading hose opposite side of corresponding electromagnetic pump drift; On and off switch K
1The noise reduction gear clamping level that when the complete machine running voltage is provided, provides blockade sound to produce circuit, the noise reduction light prompt device that is controlled by piezoelectric transducer output simultaneously starts light and produces circuit.
This device is provided with standard No.5 cell 1.5V * 2 supplying cell groups, through on and off switch K
1Meet electromagnetic pump and power module MAX
756Input end LX, its 5V voltage output end OUT connect this and install each integrated circuit Vcc end;
Power module MAX
756Outfan is connected to each capacitance-resistance charging and discharging circuit, is respectively sound, light produces circuit that instantaneous starting voltage is provided, for enumerator, selected control device, prompting/alarm controller provide reset signal voltage.
Power module MAX
756Low-voltage detect outfan and act on low-voltage battery chimes of doom, optical circuit;
The working pulse of enumerator output acts on the reseting controling end of selected control device;
Dining dosage button K
3Act on enumerator clear " 0 " end and dining dosage sound, light prompting apparatus input end.
Below with embodiment and description of drawings this utility model thereof.
Accompanying drawing 1 present embodiment structural representation.
Accompanying drawing 2 embodiment electrical schematic diagrams.
The panel of embodiment housing is provided with basis/rescue dosage five gear selector switches 11 (K as shown in Figure 1
2), dining dosage press button 9 (K
3) and on and off switch 13 (K
1), and interrogate Chinese percussion instrument 12, luminous tube 10, and housing Chinese medicine bag 3 belows are standard No.5 cell 1.5V * 2 set of cells 2, the medicated bag top is electromagnetic pump 5 and drift 6 thereof, piezoelectric transducer 7 is fixed in loading hose 4 opposite sides of corresponding drift, and loading hose is drawn from the housing top through holder 8.The bottom side of above-mentioned parts is control circuit boards.
Circuit structure of the present utility model illustrates in conjunction with Fig. 2, by IC
1,14Position binary counting/frequency division/pierce circuit CD
4060The injection working pulse of forming produces circuit, and its agitator foot 10 is through IC
2-1Electrical switch A and five gear selector switch K
2Connect respectively by resistance R
1-5And capacitor C
1, C
2The time constant circuit of forming, wherein B
1-3Gear is represented basic injected dose 6,12,24 unit/24 hour, B successively
4,5Gear represents to rescue injected dose per kilogram of body weight per hour 0.1 unit and 0.2 unit successively, and this hour counter output pulse is through diode D
1And capacitor C
4Meet IC
3-4Pump control circuit R/S latch 1/4CD
4043The monostable flipflop of forming.IC
1The foot 10 of agitator also is connected to through IC
2-2Electrical switch B connects by resistance R
6And capacitor C
1, C
2IC in the time constant circuit of the expression dining dosage dosage of forming, the working pulse of this hour counter
1Foot 6 outputs are through IC
2-3Electrical switch C and capacitor C
4Connect the pump control circuit, above-mentioned each electrical switch is by four bidirectional analog switch CD
4066Constitute, the current potential of each on-off control end is taken from and is controlled by dining dosage button switch K
3Selected control device IC
3-1, it is by 1/4CD
4043The trigger that the R/S latch constitutes.IC
3-2Prompting/alarm controller is also by 1/4CD
4043The trigger that constitutes is formed, and its asserts signal is taken from IC
3-4Pump control circuit outfan, reset signal is taken from through IC
4-2,3Six reverser CD
4069The piezoelectric transducer YDP output that shaping is amplified.On and off switch K
1Be provided with the noise reduction gear, K
1-5Be connected to clamp capacitor C
8, K
1-4Be connected to the IC in the acousto-optic generation circuit
4-4,5The audio oscillator input end who constitutes, IC
3-3Noise reduction light prompt device is by 1/4CD
4043The monostable flipflop that constitutes is formed, its set termination piezoelectric transducer output, and output termination light produces the IC of circuit
2-4The control end of electrical switch D, resistance R
16, R
17, capacitor C
7Provide from resetting low level.Set of cells connects electromagnetic pump through switch in the present embodiment, and each integrated circuit running voltage is by IC
5Power module MAX
756Foot 6 provides, foot 8 coils L
1Meet K
1-1,3Other structure of circuit board is described in conjunction with following work process.
The work process of present embodiment is: on and off switch K
1Put " ON " position, IC
5The 5V voltage of foot 6 makes C
14Charging, diode D
9End IC
4-4,5Agitator work, panel luminous tube D
14, news Chinese percussion instrument B all has light, sound to produce C
14Through R
19D sparks
9Conducting, therefore the start prompting only has the bright effect once of sound, 1C
5OUT is through C
10R
15Charging and discharging circuit resets prompting/alarm controller clear " 0 ", through C
5, R
8Charging and discharging circuit makes selected control device IC
3-1Clearly " 0 " reset, its foot 2 low level disjunction electrical switch IC
2-2,3, and through inverter ic
4-1And C
3, R
3Make IC
1Enumerator clear " 0 " also makes electrical switch IC
2-1Conducting makes this device be initially in basis/rescue dosage gear.At this moment IC
1Agitator, the counter works formed, its foot 3 output injection working pulses are through IC
3-4The pump control circuit makes field effect transistor V
1Conducting, electromagnetic pump move once, make prompting/alarm controller set simultaneously, D
9End, acousto-optic produces circuit working.When electromagnetic pump moved, in the time of its drift 6 extruding loading hoses 4, corresponding output one electric pulse of piezoelectric transducer YDP was through IC
4-2,3Shaping is amplified makes IC
3-2Reset, therefore every injection once promptly produces 2-3 infrasonic sound, light prompting.When electromagnetic pump or interlock circuit fault, sound, light all continue prompting and are fault alarm.
Button switch K
3Engage and be the selection of dining dosage, selected control this moment device IC
3-1Set, electrical switch IC
2-1Disjunction, IC
2-2,3Conducting, then IC
1The agitator time constant circuit changes, enumerator by foot 16 through IC
2-3Output services pulse, later process are with aforementioned, and its difference is, K switch
3Engage after D
3Make IC enumerator clear " 0 " be convenient to restart counting, simultaneously through D
4Straight news Chinese percussion instrument B and the light emitting diode D of giving
14, its sound, light are the prompting of dining dosage.K switch
3IC during joint
1Oscillator frequency obviously improves about 9 seconds of cycle, and rolling counters forward finishes, D
2Output is with selector IC
3-1Reset.
When sleep, using this device, on and off switch K can be placed the noise reduction shelves, at this moment, capacitor C
8Make diode D
9Clamper can not be ended in low level, then IC
4-4,5Agitator can not be worked, and sound produces circuit and is blocked, the every action of electromagnetic pump this moment once, piezoelectric transducer output will make the set of noise reduction light prompt device, its output makes electrical switch IC
2-4Connect light emitting diode D
14Bright, IC subsequently
3-3From the D that resets
14Go out, so the electromagnetic pump action once, the glittering prompting of luminous tube once.
When battery voltage is lower than IC
5When detecting setting value, these circuit pins 4 output low levels are through IC
4-6Make sound, light produce circuit working after anti-phase and change battery with the prompting user.
This utility model injected dose adjusting range is very wide, is embodied in selector switch K
2Basal dose B
1-3But the gear permutation and combination forms ten kinds of dose values, rescues gear E
1, E
2Also can be used in combination and produce 24 kinds of various dose values with basic gear, dining dosage gear can with other gear by manually being used in combination, can produce dose value more than hundred kinds.
The utlity model has following remarkable advantage: 1, have and rescue and dining dosage gear, not only can Be used for patient's Heal Thyself, also can be widely used in hospital and do basic medical equipment, 2, ID transfers Whole setting range is wider, is applicable to that the different symptoms patient uses, and can satisfy the pancreas islet of present international popular Plain intensive treatment needs; 3, have start injection, dining dosage, fault, the low-voltage prompt facility, And the sleep silencing function, use safer convenience; 4, volume is little, is easy to carry complete machine work The reliability height.
Claims (6)
1, a kind of open loop type continues h inf insulin device, be made up of housing, set of cells, storage medicated bag, loading hose and syringe needle, electromagnetic pump and drift, duty acousto-optic hint device and control circuit board, it is characterized in that: panel is provided with basis/rescue dosage selector switch K
2, dining dosage button switch K
3With the on and off switch K that the noise reduction gear is set
1, control circuit board is provided with the injection working pulse that is made of the agitator sum counter and produces circuit, the different basal doses of the expression of its agitator and each time constant circuit that rescues dosage are serially connected with selector switch K
2With electrical switch A, the time constant circuit of expression dining dosage dosage is serially connected with electrical switch B, the working pulse of the working pulse of the expression basis/rescue dosage of enumerator output and expression dining dosage dosage directly and through electrical switch C is transported to the pump control circuit respectively, and the control voltage of electrical switch A, B, C is by being controlled by dining dosage button switch K
3The selected control device provide; The piezoelectric transducer output that its input control signal of prompting 1 alarm controller of control acousto-optic generation circuit start and stop is successively taken from the output of pump control circuit and amplified through shaping, piezoelectric transducer is fixed in the loading hose opposite side of corresponding electromagnetic pump drift; On and off switch K
1The noise reduction gear clamping level that when the complete machine running voltage is provided, provides blockade sound to produce circuit, the noise reduction light prompt device that is controlled by piezoelectric transducer output simultaneously starts light and produces circuit.
2, open loop type as claimed in claim 1 continues h inf insulin device, and it is characterized in that: this device is provided with standard No.5 cell 1.5V * 2 supplying cell groups, through on and off switch K
1Meet electromagnetic pump and power module MAX
756Input end LX, its 5V voltage output end OUT connect this and install each integrated circuit Vcc end.
3, open loop type as claimed in claim 2 continues h inf insulin device, it is characterized in that: power module MAX
756Outfan is connected to each capacitance-resistance charging and discharging circuit, is respectively sound, light produces circuit that instantaneous starting voltage is provided, for enumerator, selected control device, prompting/alarm controller provide reset signal voltage.
4, open loop type as claimed in claim 2 continues h inf insulin device, it is characterized in that: power module MAX
756Low-voltage detect outfan and act on low-voltage battery chimes of doom, optical circuit.
5, open loop type as claimed in claim 1 continues h inf insulin device, it is characterized in that: the working pulse of enumerator output acts on the reseting controling end of selected control device;
6, open loop type as claimed in claim 1 continues h inf insulin device, it is characterized in that: dining dosage button K
3Act on enumerator clear " 0 " end and dining dosage sound, light prompting apparatus input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99257652 CN2402333Y (en) | 1999-12-24 | 1999-12-24 | Open-loop continuous insulin subcutaneous transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99257652 CN2402333Y (en) | 1999-12-24 | 1999-12-24 | Open-loop continuous insulin subcutaneous transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2402333Y true CN2402333Y (en) | 2000-10-25 |
Family
ID=34040486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99257652 Expired - Fee Related CN2402333Y (en) | 1999-12-24 | 1999-12-24 | Open-loop continuous insulin subcutaneous transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2402333Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688539A (en) * | 2012-06-15 | 2012-09-26 | 江苏绿茵生物科技有限公司 | Automatic insulin injection system |
| CN113543823A (en) * | 2019-05-17 | 2021-10-22 | 上海移宇科技股份有限公司 | Drug infusion device |
-
1999
- 1999-12-24 CN CN 99257652 patent/CN2402333Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688539A (en) * | 2012-06-15 | 2012-09-26 | 江苏绿茵生物科技有限公司 | Automatic insulin injection system |
| CN113543823A (en) * | 2019-05-17 | 2021-10-22 | 上海移宇科技股份有限公司 | Drug infusion device |
| CN113543823B (en) * | 2019-05-17 | 2023-12-15 | 上海移宇科技有限公司 | Drug infusion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN CHENGTAI MEDICAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME OR ADDRESS: WANG XIUQI; LUO LING |
|
| CP03 | Change of name, title or address |
Address after: 300457 No. fourth, 51 Avenue, Tianjin Development Zone Patentee after: Tianjin Cheng Tai Medical Technology Co., Ltd. Address before: 300210 Jiefang South Road, 449, Tianjin, Hexi District Patentee before: Wang Xiuqi Patentee before: Luo Ling |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |