CN203154459U - Portable intravenous infusion controller - Google Patents
Portable intravenous infusion controller Download PDFInfo
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- CN203154459U CN203154459U CN 201220689181 CN201220689181U CN203154459U CN 203154459 U CN203154459 U CN 203154459U CN 201220689181 CN201220689181 CN 201220689181 CN 201220689181 U CN201220689181 U CN 201220689181U CN 203154459 U CN203154459 U CN 203154459U
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Abstract
The utility model relates to a portable intravenous infusion controller which comprises a detecting part, a man-machine interaction part and an actuating mechanism part, wherein the detecting part comprises an infrared photoelectric geminate transistor and a signal converting circuit, so that a liquid drop detection function is completed; the human-computer interaction part comprises a gear press key, a switch press key, a gear lamp, a status lamp and an LCD (liquid crystal display) and peripheral circuit, and is used for finishing interaction between a user and the controller; and the actuating mechanism comprises a steering engine and a buzzer and is used for finishing infusion speed control and infusion stop warning. The portable intravenous infusion controller is simple in operation, adopts an integrated design, integrates electric control components and mechanical structure components together, and is portable and convenient for a medical worker to operate in an infusion process.
Description
Technical field
This utility model relates to a kind of medical auxiliary facilities, is specifically related to a kind of controller that carries out transfusion speed control, monitoring during for venous transfusion and report to the police.
Background technology
Traditional venous transfusion mode is Attended mode, need patient oneself, families of patients to pay close attention to current transfusion state in real time during transfusion, perhaps constantly maked an inspection tour by the nurse, not only waste a large amount of manpowers, patient also can not get good rest, simultaneously, has increased medical personnel's working strength again, however, still keep away unavoidable in infusion process because the untimely malpractice that causes of nursing.For improving present this medical conditions, what domestic some hospital used is a kind of infusion pump.But infusion pump is expensive, and general hospital particularly basic hospital can't bear, and infusion pump complicated operation, bulky, and medical personnel need cause this equipment not to be used widely through training ability operating such devices.
Chinese patent application 201110040158.8 discloses a kind of " outer embedded photoelectric detects the infusion controller ", this patent is a kind of micro-integrated venous transfusion controller that can directly be clipped on the Perfusion drip funnel, comprise shell, tachogenerator, microprocessing unit and battery, tachogenerator is connected with microprocessing unit, microprocessing unit is connected with battery, shell by left shell and right shell body in opposite directions clamping form, tachogenerator, microprocessing unit and battery are located in left shell or the right shell body, the clamping side correspondence of left shell and right shell body is provided with the concave volume corresponding with the Murphy's burette lower lobes, and left shell and right shell body are by described concave volume and protruding cooperating and clamping.Automatically the infusion monitoring state departs from designated value to transfusion speed, can report to the police prompting nursing staff operation.
Defective on the present detection method:
1, complicated operation, shell divide left shell and right shell body two parts, and plug-in closer, use inconvenience.
2, can not realize the transfusion speed regulation and control, can only realize conducting or turn-off function, transfusion speed be departed from designated value can only realize reporting to the police maloperation easily.
3, can not show transfusion speed and state, patient or medical personnel can't learn real-time transfusion effect.
4, actuator needs the special driving circuit, and power savings is bad.
Summary of the invention
The purpose of this utility model provides a kind ofly to be had monitoring transfusion speed, accurately controls transfusion speed and stop the transfusion back and turn-off the portable venous transfusion controller that tube for transfusion prevents the function of blood back and music alarm.
The purpose of this utility model is achieved in that
Portable venous transfusion controller comprises test section, man-machine interaction part, actuator part, and the test section is made up of pipe (7) and signaling conversion circuit infrared electro, finishes the drop detection function; Man-machine interaction partly comprises gear button (13), (15), (17), switch key (18), gear lamp (12), (14), (16), status lamp (19), LCD liquid crystal (2) and peripheral circuit, is used for finishing mutual between user and the controller; Actuator comprises steering wheel and buzzer, is used for finishing transfusion speed control and transfusion and stops reporting to the police.
Positive termination first resistance (R1) of the infrared transmitting tube of test section (D1), negativing ending grounding; Positive termination second resistance (R2) of infrared receiving tube (D2), negativing ending grounding; The other end of first resistance, second resistance links to each other with positive voltage; The anode of infrared receiving tube also is connected with the negative pole input of voltage comparator, and the anodal input voltage Vref of voltage comparator is 1V, and output INT end links to each other with the CPU interrupt pin.
Man-machine interaction comprises that partly an end of the first gear button (K1), the second gear button (K2), the 3rd gear button (K3) links to each other other end ground connection with the general pin of CPU; One end of switch key (K4) links to each other with the CPU interrupt pin, other end ground connection; One end of the first gear lamp (D3), the second gear lamp (D4), the 3rd gear lamp (D5) and status lamp (D6) links to each other with the general pin of CPU, and the other end connects the 3rd resistance (R3), the other end ground connection of the 3rd resistance; The signal end of LCD liquid crystal directly links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection.
Actuator comprises that partly the signal end of steering wheel (M1) links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection; The base stage of audion T1 connects with the 4th resistance (R4) and links to each other, and the other end of the 4th resistance links to each other with the general pin of CPU, and colelctor electrode connects positive pole, and emitter stage connects the positive pole of buzzer (B1), the minus earth of buzzer.
When drop produced the refraction reflex to infrared light, infrared light path produced conducting and interruption to infrared electro to pipe and signaling conversion circuit, thereby interrupt signal INT input CPU realizes measuring the function that drop drips speed.
Steering wheel is included in the transfusion tube seat that arranges on the housing of portable venous transfusion controller, one side of transfusion tube seat is provided with tube for transfusion baffle plate (20), opposite side is provided with cam (22), corner by steering wheel adjustment cam (22), extruding tube for transfusion (3) is regulated tube for transfusion (3) circulation caliber, realizes the control to transfusion speed and transfusion termination procedure.
The beneficial effects of the utility model:
1, this utility model is simple to operate, adopts integrated design, and electric controling assembly and frame for movement assembly are in one, and be portable, makes things convenient for medical personnel to operate in the transfusion link.
2, this utility model can be realized the transfusion speed regulation and control, and patient or medical personnel need only operate corresponding gear button and get final product, and controller can be regulated transfusion speed automatically to specified scope; Controller can automatically shut down tube for transfusion and prevent blood back and alarm when transfusion stopped, and when saving manpower, can effectively reduce and avoid because medical personnel nurse the untimely malpractice that brings.
3, actuator of the present utility model need not the special driving circuit, and power savings is good.
4, this utility model is simple to operate, and medical personnel need not carry out corresponding training, can normally use by checking the controller housing external declaration.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is test section of the present utility model principle schematic;
Fig. 3 is steering wheel part principle schematic of the present utility model;
Fig. 4 is operational flowchart of the present utility model;
Fig. 5 is circuit theory diagrams of the present utility model.
The specific embodiment
Describe the specific embodiment of the present utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1, described main frame is made up of host shell (1) and the main frame electric component that is arranged in the host shell, described housing (1) is by the engineering plastics molding, and the outside is provided with drips kettle draw-in groove (5), tube for transfusion draw-in groove (4), tube for transfusion baffle plate (20), cam (22).The main frame electric component comprises that LCD liquid crystal (2), infrared electro are to pipe (7), gear button (13,15,17), switch key (18), gear lamp (12,14,16), status lamp (19).During operate as normal, pinned switch key (18) three seconds, the controller start, status lamp (19) is bright, press gear button (13,15,17) this moment, and corresponding gear lamp (12,14,16) is bright, and cam (22) rotates respective angles and tube for transfusion baffle plate (20) fit adjustment tube for transfusion (3) circulation caliber, control is dripped speed to the gear set point, and LCD liquid crystal (2) shows speed, current shift information and the battery electric quantity information of dripping in real time.Infrared electro fails to detect drop (6) to pipe (7) in certain hour, then cam (22) the stuck tube for transfusion (3) that turns an angle prevents blood back, buzzer is play one section music tip transfusion and is stopped, and pins switch key (18) three seconds, the controller shutdown.
As shown in Figure 2, described infrared electro to the plumber as flow process is: when not having drop (2) when blocking light path, receiving tube (3) can be received the infrared light of transmitting tube (1), receiving tube (3) conducting this moment, the outfan output low level, comparator (4) becomes high level input CPU with this signals reverse, does not produce interruption this moment; As drop (2) when blocking light path, receiving tube (3) can not receive the infrared light of transmitting tube (1), receiving tube this moment (3) ends, outfan output high level, comparator (4) becomes low level input CPU to produce interruption this signals reverse, and CPU calculates transfusion speed by the interval of measuring between twice interruption.
As shown in Figure 3, described steering wheel mechanism workflow is: when needs increased transfusion speed, steering wheel drives camshaft (2) turned an angle cam (1), thereby increased the gap of cam (1) and tube for transfusion baffle plate (4), tube for transfusion circulation caliber increases, and transfusion speed increases; Otherwise when needs reduced transfusion speed, steering wheel drives camshaft (2) turned an angle cam (1), thereby reduces the gap of cam (1) and tube for transfusion baffle plate (4), and tube for transfusion circulation caliber reduces, and transfusion speed reduces.
As shown in Figure 4, workflow of the present utility model is as follows: open jacket, tube for transfusion is installed, will drip kettle and snap in and drip a kettle draw-in groove, tube for transfusion snaps in the tube for transfusion draw-in groove, shuts jacket and by start button three seconds, system boot, and status lamp is bright, prepares transfusion.Press the gear button this moment, corresponding gear lamp is bright, manual unlocking tube for transfusion switch, system detects drop and can regulate tube for transfusion circulation caliber automatically and make transfusion speed be adjusted to set point, when certain hour does not detect drop, i.e. expression transfusion stops, and the rapid stuck tube for transfusion of steering wheel is in case non-return blood, and buzzer is play one section music tip transfusion and stopped simultaneously.Press different gear buttons in the infusion process, controller can be regulated transfusion speed automatically to this gear range of set value.After the controller start, LCDs shows real-time gear information, transfusion speed information and battery electric quantity information, and any time was pressed switch key three seconds again, the controller shutdown.
Be illustrated in figure 5 as circuit theory diagrams of the present utility model, the anode of infrared transmitting tube D1 and infrared receiving tube D2 connecting resistance R1, R2 respectively links to each other with positive voltage, negativing ending grounding, the anode of infrared receiving tube D2 also is connected with the negative pole input of voltage comparator, the positive pole input Vref of voltage comparator is 1V, and output INT links to each other with the CPU interrupt pin.Gear button K1, K2, K3 one end link to each other other end ground connection with the general pin of CPU; Switch key K4 one end links to each other with the CPU interrupt pin, other end ground connection; Gear lamp D3, D4, D5 and status lamp D6 one end link to each other with the general pin of CPU, another termination R3 ground connection; LCD liquid crystal signal end directly links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection.Steering wheel M1 signal end directly links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection; The base stage of audion T1 meets R4 and links to each other with the general pin of CPU, and colelctor electrode connects positive pole, and emitter stage connects buzzer B1 positive pole, buzzer B1 minus earth.
Test section of the present utility model and peripheral circuit work process thereof:
The test section is made up of pipe (7) and peripheral circuit thereof infrared electro, and when not having drop (6) when blocking light path, receiving tube can be received the infrared light of transmitting tube, receiving tube conducting this moment, the outfan output low level, comparator becomes high level input CPU with this signals reverse, does not produce interruption this moment; As drop (6) when blocking light path, receiving tube can not receive the infrared light of transmitting tube, and this moment, receiving tube ended, outfan output high level, comparator becomes low level input CPU to produce interruption this signals reverse, and CPU calculates transfusion speed by the interval of measuring between twice interruption.
Man-machine interaction part of the present utility model and peripheral circuit work process thereof:
The man-machine interaction part is made up of gear button (13,15,17), switch key (18), gear lamp (12,14,16), status lamp (19), LCD liquid crystal (2) and peripheral circuit thereof.Status lamp (19) is red, start after switch key (18) is pressed three seconds, and status lamp (19) is bright, and start back switch key (18) is pressed shutdown after three seconds, and status lamp (19) goes out; Gear lamp (13,15,17) is green, and after gear button (13,15,17) was pressed, corresponding gear lamp (12,14,16) was bright.LCD liquid crystal (2) is 12832 LCDs, and during operate as normal, LCD liquid crystal (2) shows current setting gear, real-time liquid drop speed and current residual charge value.
Actuator part of the present utility model and peripheral circuit work process thereof:
The actuator part is made up of steering wheel and buzzer, CPU is by steering wheel adjustment cam (22) corner, cam (22) and tube for transfusion baffle plate (22) fit adjustment tube for transfusion (3) circulation caliber, when transfusion speed greater than when setting value, reduce tube for transfusion (3) circulation caliber, otherwise then increase tube for transfusion (3) circulation caliber.Fail to detect drop (6) in certain hour, show that namely transfusion stops, at this moment, steering wheel adjustment cam (22) prevents blood back by tube for transfusion (3) rapidly, and buzzer is play one section music tip transfusion and stopped.
More than provided according to the exemplary description of the each several part in structure of the present utility model and the electric component, yet this utility model is not limited to said structure and electric component implementation, can also take other structure and electric component implementation.
Using method of the present utility model:
As shown in Figure 1, open jacket after, tube for transfusion is installed, will drip kettle and snap in and drip a kettle draw-in groove (5), tube for transfusion snaps in tube for transfusion draw-in groove (4), shuts jacket and by start button (18) three seconds, system boot, status lamp (19) is bright, prepares transfusion.Press gear button (13,15,17) this moment, corresponding gear lamp (12,14,16) is bright, manual unlocking tube for transfusion switch, system detects drop (6) and can regulate tube for transfusion (3) circulation caliber automatically and make transfusion speed be adjusted to set point, when certain hour does not detect drop (6), i.e. expression transfusion stops, and steering wheel drives cam (22) rapid stuck tube for transfusions (3) in case non-return blood, and buzzer is play one section music tip transfusion and stopped simultaneously.Press different gear buttons (13,15,17) in the infusion process, controller can be regulated transfusion speed automatically to this gear range of set value.After the controller start, LCDs (2) shows real-time gear information, transfusion speed information and battery electric quantity information, presses switch key again (18) three seconds, and jacket is opened in the controller shutdown, takes off tube for transfusion and can finish infusion process one time.Cross when low when battery electric quantity, plug charger and can charge to controller.
The design of this utility model current collection gas and structural design are in one, to hospital's venous transfusion process have real-time infusion monitoring process, closed loop accurately control drip speed, close and prevent that blood back, music from reminding characteristics such as saving manpower in good time, simple in structure, with low cost, simple to operate, precision is high, be adapted at extensive uses such as hospital, family ward and promote, to avoid or to reduce because medical personnel nurse the untimely malpractice that is caused.
Claims (5)
1. a portable venous transfusion controller comprises test section, man-machine interaction part, actuator part, and it is characterized in that: the test section is made up of pipe (7) and signaling conversion circuit infrared electro; Man-machine interaction partly comprises gear button (13,15,17), switch key (18), gear lamp (12,14,16), status lamp (19), LCD liquid crystal (2) and peripheral circuit, is used for finishing mutual between user and the controller; Actuator comprises steering wheel and buzzer.
2. a kind of portable venous transfusion controller according to claim 1 is characterized in that: positive termination first resistance (R1) of the infrared transmitting tube of described test section (D1), negativing ending grounding; Positive termination second resistance (R2) of infrared receiving tube (D2), negativing ending grounding; The other end of first resistance, second resistance links to each other with positive voltage; The anode of infrared receiving tube also is connected with the negative pole input of voltage comparator, and the anodal input voltage Vref of voltage comparator is 1V, and output INT end links to each other with the CPU interrupt pin.
3. a kind of portable venous transfusion controller according to claim 1 and 2, it is characterized in that: described man-machine interaction comprises that partly an end of the first gear button (K1), the second gear button (K2), the 3rd gear button (K3) links to each other other end ground connection with the general pin of CPU; One end of switch key (K4) links to each other with the CPU interrupt pin, other end ground connection; One end of the first gear lamp (D3), the second gear lamp (D4), the 3rd gear lamp (D5) and status lamp (D6) links to each other with the general pin of CPU, and the other end connects the 3rd resistance (R3), the other end ground connection of the 3rd resistance; The signal end of LCD liquid crystal directly links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection.
4. a kind of portable venous transfusion controller according to claim 3, it is characterized in that: described actuator comprises that partly the signal end of steering wheel (M1) links to each other with the general pin of CPU, power supply termination positive pole, earth terminal ground connection; The base stage of audion T1 connects with the 4th resistance (R4) and links to each other, and the other end of the 4th resistance links to each other with the general pin of CPU, and colelctor electrode connects positive pole, and emitter stage connects the positive pole of buzzer (B1), the minus earth of buzzer.
5. a kind of portable venous transfusion controller according to claim 4, it is characterized in that: described steering wheel is included in the transfusion tube seat that arranges on the housing of portable venous transfusion controller, one side of transfusion tube seat is provided with tube for transfusion baffle plate (20), opposite side is provided with cam (22), by the corner of steering wheel adjustment cam (22), extruding tube for transfusion (3) is regulated tube for transfusion (3) circulation caliber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220689181 CN203154459U (en) | 2012-12-13 | 2012-12-13 | Portable intravenous infusion controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220689181 CN203154459U (en) | 2012-12-13 | 2012-12-13 | Portable intravenous infusion controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203154459U true CN203154459U (en) | 2013-08-28 |
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ID=49015690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220689181 Expired - Fee Related CN203154459U (en) | 2012-12-13 | 2012-12-13 | Portable intravenous infusion controller |
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| Country | Link |
|---|---|
| CN (1) | CN203154459U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007388A (en) * | 2012-12-13 | 2013-04-03 | 哈尔滨工程大学 | Portable intravenous infusion controller |
| CN104147662A (en) * | 2014-08-29 | 2014-11-19 | 冯建国 | Intelligent control device for transfusion |
| CN104174092A (en) * | 2014-08-27 | 2014-12-03 | 广东巨龙信息技术有限公司 | Infusion monitoring instrument and construction method thereof |
| CN106512146A (en) * | 2016-12-05 | 2017-03-22 | 福建船政交通职业学院 | Sickbed monitoring system |
-
2012
- 2012-12-13 CN CN 201220689181 patent/CN203154459U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103007388A (en) * | 2012-12-13 | 2013-04-03 | 哈尔滨工程大学 | Portable intravenous infusion controller |
| CN104174092A (en) * | 2014-08-27 | 2014-12-03 | 广东巨龙信息技术有限公司 | Infusion monitoring instrument and construction method thereof |
| CN104174092B (en) * | 2014-08-27 | 2017-02-15 | 东莞市阳光信息科技有限公司 | Infusion monitoring instrument and construction method thereof |
| CN104147662A (en) * | 2014-08-29 | 2014-11-19 | 冯建国 | Intelligent control device for transfusion |
| CN106512146A (en) * | 2016-12-05 | 2017-03-22 | 福建船政交通职业学院 | Sickbed monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20141213 |
|
| EXPY | Termination of patent right or utility model |