CN2922921Y - Transfusion monitoring and controlling device - Google Patents
Transfusion monitoring and controlling device Download PDFInfo
- Publication number
- CN2922921Y CN2922921Y CN 200620061623 CN200620061623U CN2922921Y CN 2922921 Y CN2922921 Y CN 2922921Y CN 200620061623 CN200620061623 CN 200620061623 CN 200620061623 U CN200620061623 U CN 200620061623U CN 2922921 Y CN2922921 Y CN 2922921Y
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- motor
- monitoring
- regulator board
- receiving element
- 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
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A transfusion monitoring and control device. The utility model relates to a fluid flow monitoring and control device, especially which mainly used in medical transfusion monitoring and control. The utility model provides a transfusion monitoring and control device of relative complete function, safe and reliable operation and easy use. The utility model is equipped with an electric motor, a motor fixed yoke, an eccentric cam, a mounting plate, a voltage regulator board, a spring and monitoring circuit. The motor fixed yoke is connected to the mounting plate, the spring is arranged between the voltage regulator board and one side plate of the mounting plate, and the infusion catheter of the transfusion device is arranged between the voltage regulator board and the other side plate of the mounting plate. The other side of voltage regulator board is arranged on the eccentric cam. The monitoring circuit is equipped with an infrared emitting and reception unit, an image sensor, a singlechip, a keyboard, an alarm, motor drive circuit and a display.
Description
Technical field
This utility model relates to a kind of liquid stream monitoring and control device, especially is mainly used in the monitoring and the control device of medical infusion.
Background technology
The monitoring of liquid stream process and control spread all over a lot of fields, especially the monitoring of medical infusion (for example venous transfusion etc.) and control will have a strong impact on patient's health, and even life security, relevant malpractice and dispute are of common occurrence, many for this reason medical personnel and knowledgeable people keep a close eye on the safety of infusing, existing many relevant achievements in research.But wherein Duo Shuo structural design is comparatively complicated, and volume is big, function singleness, use inconvenience.The patent No. provides a kind of calling formula transfusion device for the Chinese utility model patent of ZL03211857.0, it is provided with 1 magnetic and floats in the dropper of traditional infusion device, plug-in 1 magnetic strength calling set has stop the function of infusing automatically in the call function that transfusion finishes.
Summary of the invention
This utility model is intended to be difficult to monitoring and control at existing medical infusion process, the structural design of device is generally comparatively complicated, volume is big, function singleness, use deficiency such as inconvenience comparatively, and a kind of function infusion monitoring more complete, safe and reliable, easy to use and control device are provided.
This utility model is provided with motor, motor fixing frame, eccentric, fixing head, regulator board, spring and Monitoring and Controlling circuit.
Motor fixing frame is connected with fixing head, eccentric is located on the electric machine main shaft, one end of fixing head and an end of regulator board flexibly connect by rotating shaft, spring is located between the side plate of regulator board and fixing head, the tube for transfusion of transfusion device places between another side plate of regulator board and fixing head, the other end of regulator board is located on the eccentric, and the distance between regulator board and the fixing head biside plate is followed eccentric rotation and changed.
The Monitoring and Controlling circuit is provided with infrared emission and receiving element, imageing sensor, single-chip microcomputer, keyboard, alarm, motor-drive circuit and display.Infrared emission and receiving element are used for to liquid bucket (or dropper, to call the liquid bucket in the following text) emission infrared light and being received, infrared emission device and infrared receiver device are located at the both sides of liquid bucket respectively, the modulated pulse signal input of infrared emission and receiving element connects the modulated pulse signal outfan of single-chip microcomputer, and the pulse signal output end of infrared emission and receiving element connects the pulse signal input terminal of single-chip microcomputer; Imageing sensor is used to measure the volume of drop, and imageing sensor is located at the lateral surface of liquid bucket, and the outfan of imageing sensor connects single-chip microcomputer; Single-chip microcomputer is used to infrared emission unit to transmit synthetic pulse signal, input receives, amplifies and the pulse signal of decoding and counting through infrared receiver, and with setting value relatively, the output control signal is to adjust the speed of transfusion, the control signal output ends of single-chip microcomputer connects the input of motor-drive circuit, the output termination motor of motor-drive circuit; Keyboard is used to import relevant information, and keyboard connects the input interface of single-chip microcomputer; Alarm and display are used for fault alarm and show related data information and trouble point etc., and alarm and display connect single-chip microcomputer respectively.
The Monitoring and Controlling circuit also can be established wireless transmit and receiving element, is used for and nurse station or monitoring control centre's exchange instruction and information, and wireless transmit and receiving element connect single-chip microcomputer.
Compare with existing medical infusion equipment, because this utility model is provided with regulator board and fixing head adjusting device by the control of Monitoring and Controlling circuit, make the blood flow of the tube for transfusion of transfusion device effectively be monitored and control, have advantages such as function is more complete, safe and reliable, easy to use.
Description of drawings
Fig. 1 is that the structure of this utility model embodiment is formed sketch map.
Fig. 2 is the K-K enlarged drawing of Fig. 1 (when the tube for transfusion of transfusion device is in view when closing most).
Fig. 3 for Fig. 2 when the tube for transfusion of transfusion device is in when the most lax view.
Fig. 4 is the Monitoring and Controlling circuit composition frame chart of this utility model embodiment.
Fig. 5 is that the Monitoring and Controlling circuit of this utility model embodiment is formed schematic diagram.
The specific embodiment
Referring to Fig. 1-3, this utility model is provided with motor M, motor fixing frame N, eccentric G, fixed plate A, regulator board H, spring F and Monitoring and Controlling circuit.Motor M is fixed on the motor fixing frame N, motor fixing frame N is connected with fixed plate A, eccentric G is located on the main shaft M1 of motor M, one end of fixed plate A and the end of regulator board H flexibly connect by rotating shaft J, spring F is located between the side plate A1 of regulator board H and fixed plate A, the tube for transfusion I of transfusion device places between another side plate A2 of regulator board H and fixed plate A, the other end of regulator board H is located on the eccentric G, and the biside plate A1 of regulator board H and fixed plate A and the distance between the A2 are followed the rotation of eccentric G and changed.Spring F is pressing regulator board H and tube for transfusion I, and motor M drives eccentric G rotation, adjusts the compaction degree of regulator board H to tube for transfusion I, Figure 2 shows that as the tube for transfusion I of transfusion device to be in state when closing most, and liquid can not pass through; Figure 3 shows that as the tube for transfusion I of transfusion device and be in state when the most lax, tube for transfusion 1 aperture maximum.Motor M can adopt the deceleration direct current generator.
Referring to Fig. 4, the Monitoring and Controlling circuit is provided with infrared emission and receiving element 1, imageing sensor 2, single-chip microcomputer 3, keyboard 4, alarm 5, motor-drive circuit 6, LCD display 7 and wireless transmit and receiving element 8.The synthetic pulse signal of single-chip microcomputer 3 outputs is given the infrared-emitting diode of infrared emission and receiving element 1, infrared-emitting diode is located at the B position of dropper Y one side among Fig. 1, after the infrared reception audion of being located at the infrared emission of another side of dropper Y C position and receiving element 1 receives signal, send single-chip microcomputer 3 countings through amplification and decoding, and with the value of setting relatively, single-chip microcomputer 3 drives the speed that deceleration direct current generator M forward or reverse are adjusted transfusion by motor-drive circuit 6.Imageing sensor 2 is installed on the E position of dropper Y one side among Fig. 1, is used to measure the volume of drop.For saves energy, the volume that this utility model is measured drop is to adopt start to measure once, normal run timing sampling observation.The light emitting diode of being located at dropper Y one side D position among Fig. 1 is by Single-chip Controlling, light earlier before taking, imageing sensor (including the A/D conversion) send single-chip microcomputer 3 with the image digital signal of taking, be stored in bin, and handle, calculate the volume of drop, the interval of drop is revised, reach accurate control amount of infusion; Keyboard 4 and display 7 are used, and can set parameters such as amount of infusion (dripping number/min or ml/min), alarm parameters and time; Wireless transmit and receiving element 8 can send to nurse station with this machine information, also can receive the command information of nurse station, wireless transmit and receiver are installed by nurse station, and be connected with computer by the RS232 interface, by parameters such as computer settings amount of infusion (droplet number/min or ml/min), alarm parameters and times.
Fig. 5 provides the Monitoring and Controlling circuit of present embodiment and forms schematic diagram.When on and off switch is closed, the V+ termination is led to the 3.6V power supply, single-chip microcomputer IC2 detects peripheral circuit, if any unusually, the 49th, 49, the 50 foot output signals of single-chip microcomputer IC2, display XS shows the trouble point, the PWM of the 16th foot output simultaneously, send R14, drive loudspeaker SP, send chimes of doom through audion BG1; As no abnormal, enter normal procedure.14 human hair combing wastes of single-chip microcomputer IC2 go out pulse signal, drive the liquid bucket that infrared-emitting diode D2 (being installed in the B position of Fig. 1) infrared light sees through transfusion device, arrive infrared reception audion (being installed in the C position of Fig. 2), after audion BG2 amplification, send signal input part 3 feet of IC 4 by capacitor C 23, through the decoding of IC4 (and cooperation of peripheral circuit),, send 27 feet of single-chip microcomputer IC2 in the 8 foot output low levels of IC4.When drop, infrared light is obstructed in the transmission of liquid bucket, and (part is absorbed, part refraction), infrared reception audion quantities received reduces, and electric current descends, the output of BG2 pulse-free signal, the 8 feet output high level of IC4, the level of 27 feet of single-chip microcomputer IC2 is uprised by low, and single-chip microcomputer produces and interrupts, and counting and timing.After drop fell, infrared light was by the liquid bucket, and infrared reception audion quantities received increases, and electric current rises, BG2 has pulse signal output, the 8 foot output low levels of IC4, and the level of 27 feet of single-chip microcomputer IC2 is by high step-down, and single-chip microcomputer produces and interrupts, and counting and timing, until next, as above-mentioned.Single-chip microcomputer calculates the interval of two dropping liquids, and compare with the value of setting, if do not meet, single-chip microcomputer IC2 is by the output signal of 18 or 19 feet, through the forward or reverse of IC 3 drive motors M, adjust as the eccentric G in Fig. 2 and 3, adjust regulator board H, adjust the aperture of liquid pipe I, reach the speed of adjusting drop.When single-chip microcomputer has detected drop, single-chip microcomputer IC2 puts 15 foot low levels, light light emitting diode D1 (being installed in the D position of Fig. 1), the 18 feet output high level of IC2 drives audion BG5 conducting through R26, starts the exposure shutter of image sensor IC 1, take the image of drop, IC2 puts 18 foot low levels, and BG5 ends, the exposure shutter of closing image sensor IC 1; The 19 feet output high level of IC2, drive the BG4 conducting through R23, start the A/D conversion and the output circuit of image sensor IC 1,21～28 feet of IC1 are exported to single-chip microcomputer IC2, IC2 is stored in bin, and handles, and calculates the volume of drop, interval to drop is revised, and reaches accurate control amount of infusion.AJ1-4 forms keypad, and XS is used with display, can set parameters such as amount of infusion (dripping number/min or ml/min), alarm parameters and time.Low-power consumption monolithic wireless transmit and receiving integrate circuit IC5 are controlled by single-chip microcomputer IC2, be operated in the 433.92/434.33MHz frequency range, during emission, the 36 feet output high level of IC2, with the 18 foot sets of IC5 is duty, and the 35 foot output low levels of IC2 are emission state with the 18 foot resets of IC5, the digital signal of emission is exported to 9 feet of IC5 by 39 feet of IC2, and the frequency of emission is by Single-chip Controlling.When the 37 feet output high level of single-chip microcomputer IC2, with the 12 foot sets of IC5, tranmitting frequency is 434.33MHz.When the 37 foot output low levels of single-chip microcomputer IC2, with the 12 foot resets of IC5, tranmitting frequency is 433.92MHz.During reception, 36 feet of IC2 output high level is a duty with the 18 foot sets of IC5, the 35 feet output high level of IC2, with the 18 foot sets of IC5 is accepting state, and the digital signal of reception is exported to 38 feet of IC2 by 10 feet of IC5, and the frequency of reception is by Single-chip Controlling.When the 37 feet output high level of single-chip microcomputer IC2, with the 12 foot sets of IC5, tranmitting frequency is 434.33MHz.When the 37 foot output low levels of single-chip microcomputer IC2, with the 12 foot resets of IC5, tranmitting frequency is 433.92MHz; When the 36 foot output low levels of IC2, be holding state with the 18 foot resets of IC5, but saves energy.IC 6 is the data storage of IC2.
The reference model of the main components and parts in Fig. 5 and parameter etc. are referring to table 1～3.
Table 1
| Sequence number | Code name | Title | Performance or model | Remarks |
| 1 | IC1 | Imageing sensor | VV5301 | |
| 2 | IC2 | Single-chip microcomputer | ATmega64L | |
| 3 | IC3 | Motor-driven IC | LG9110 | |
| 4 | IC4 | Audio decoder IC | LMC567 | |
| 5 | IC5 | Monolithic wireless receiving and dispatching IC | nRF401 | |
| 6 | D1 | Light emitting diode | Red | |
| 7 | D2 | Infrarede emitting diode | SE303 | |
| 8 | BG1 | Audion | CS9014 | |
| 9 | BG2 | Audion | CS9014 | |
| 10 | BG3 | Infrared reception audion | 3DU121 | |
| 11 | BG4 | Audion | BC848 | |
| 12 | BG5 | Audion | BC848 | |
| 13 | XL1 | Crystal oscillator | 14.318MHz | |
| 14 | XL2 | Crystal oscillator | 16.000MHz | |
| 15 | XL3 | Crystal oscillator | 4.000MHz | |
| 16 | AJ1 | Button | ||
| 17 | AJ2 | Button | ||
| 18 | AJ3 | Button | ||
| 19 | AJ4 | Button | ||
| 20 | SP | Loudspeaker | 0.25W8 ohm | |
| 21 | M | The deceleration micro machine | GA25Y370-480 | 3rpm |
| 22 | W | Potentiometer | 47k | |
| 23 | L1 | Inducer | 10μH | |
| 24 | L2 | Inducer | 22nH |
Table 2
| Sequence number | Code name | Title | Performance or model | Sequence number | Code name | Title | Performance or alias |
| 1 | R1 | Resistor | 4.7k | 16 | R16 | Resistor | 10k |
| 2 | R2 | Resistor | 33Ω | 17 | R17 | Resistor | 1k |
| 3 | R3 | Resistor | 12k | 18 | R18 | Resistor | 4.7k |
| 4 | R4 | Resistor | 4.7k | 19 | R19 | Resistor | 18k |
| 5 | R5 | Resistor | 4.7k | 20 | R20 | Resistor | 18k |
| 6 | R6 | Resistor | 510Ω | 21 | R21 | Resistor | 18k |
| 7 | R7 | Resistor | 1M | 22 | R22 | Resistor | 470Ω |
| 8 | R8 | Resistor | 220Ω | 23 | R23 | Resistor | 680Ω |
| 9 | R9 | Resistor | 220Ω | 24 | R24 | Resistor | 1.5k |
| 10 | R10 | Resistor | 18k | 25 | R25 | Resistor | 470Ω |
| 11 | R11 | Resistor | 18k | 26 | R26 | Resistor | 680Ω |
| 12 | R12 | Resistor | 18k | 27 | R27 | Resistor | 1.5k |
| 13 | R13 | Resistor | 18k | 28 | R28 | Resistor | 4.7k |
| 14 | R14 | Resistor | 1k | 29 | R29 | Resistor | 22k |
| 15 | R15 | Resistor | 2.2k |
Table 3
| Sequence number | Code name | Title | Performance or model | Sequence number | Code name | Title | Performance or model |
| 1 | C1 | Capacitor | 100nF | 21 | C21 | Capacitor | 1nF |
| 2 | C2 | Capacitor | 100nF | 22 | C22 | Capacitor | 10nF |
| 3 | C3 | Capacitor | 100nF | 23 | C23 | Capacitor | 100nF |
| 4 | C4 | Capacitor | 100nF | 24 | C24 | Capacitor | 100nF |
| 5 | C5 | Capacitor | 100nF | 25 | C25 | Capacitor | 22p |
| 6 | C6 | Capacitor | 1μF，10V | 26 | C26 | Capacitor | 100nF |
| 7 | C7 | Capacitor | 100nF | 27 | C27 | Capacitor | 1nF |
| 8 | C8 | Capacitor | 1μF，10V | 28 | C28 | Capacitor | 220p |
| 9 | C9 | Capacitor | 100nF | 29 | C29 | Capacitor | 220p |
| 10 | C10 | Capacitor | 100nF | 30 | C30 | Capacitor | 5.6p |
| 11 | C11 | Capacitor | 100nF | 31 | C31 | Capacitor | 3.3p |
| 12 | C12 | Capacitor | 100p | 32 | C32 | Capacitor | 2.2μF，10V |
| 13 | C13 | Capacitor | 100p | 33 | C33 | Capacitor | 47μF，10V |
| 14 | C14 | Capacitor | 33p | 34 | C34 | Capacitor | 100nF |
| 15 | C15 | Capacitor | 33p | 35 | C35 | Capacitor | 47μF，10V |
| 16 | C16 | Capacitor | 100nF | 36 | C36 | Capacitor | 100nF |
| 17 | C17 | Capacitor | 4.7μF，10V | 37 | C37 | Capacitor | 4.7μF，10V |
| 18 | C18 | Capacitor | 22p | 38 | C38 | Capacitor | 15nF |
| 19 | C19 | Capacitor | 22p | 39 | C39 | Capacitor | 820p |
| 20 | C20 | Capacitor | 300p | 40 | C40 | Capacitor | 22p |
Claims (2)
1. infusion monitoring and control device is characterized in that being provided with motor, motor fixing frame, eccentric, fixing head, regulator board, spring and Monitoring and Controlling circuit; Motor fixing frame is connected with fixing head, eccentric is located on the electric machine main shaft, one end of fixing head and an end of regulator board flexibly connect by rotating shaft, spring is located between the side plate of regulator board and fixing head, the tube for transfusion of transfusion device places between another side plate of regulator board and fixing head, and the other end of regulator board is located on the eccentric;
The Monitoring and Controlling circuit is provided with infrared emission and receiving element, imageing sensor, single-chip microcomputer, keyboard, alarm, motor-drive circuit and display, the infrared emission device of infrared emission and receiving element and infrared receiver device are located at the both sides of liquid bucket respectively, the modulated pulse signal input of infrared emission and receiving element connects the modulated pulse signal outfan of single-chip microcomputer, and the pulse signal output end of infrared emission and receiving element connects the pulse signal input terminal of single-chip microcomputer; Imageing sensor is located at the lateral surface of liquid bucket, and the outfan of imageing sensor connects single-chip microcomputer; The control signal output ends of single-chip microcomputer connects the input of motor-drive circuit, the output termination motor of motor-drive circuit; Keyboard connects the input interface of single-chip microcomputer; Alarm and display connect single-chip microcomputer respectively.
2. infusion monitoring as claimed in claim 1 and control device is characterized in that described Monitoring and Controlling circuit establishes wireless transmit and receiving element, and wireless transmit and receiving element connect single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061623 CN2922921Y (en) | 2006-07-14 | 2006-07-14 | Transfusion monitoring and controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620061623 CN2922921Y (en) | 2006-07-14 | 2006-07-14 | Transfusion monitoring and controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2922921Y true CN2922921Y (en) | 2007-07-18 |
Family
ID=38259341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620061623 Expired - Fee Related CN2922921Y (en) | 2006-07-14 | 2006-07-14 | Transfusion monitoring and controlling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2922921Y (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989051A (en) * | 2012-10-23 | 2013-03-27 | 杨存岩 | Infrared liquid flow termination reminder |
| CN105498037A (en) * | 2014-09-26 | 2016-04-20 | 无锡市贝尔康电子研究所 | Monitoring system for medical injection |
| CN105963823A (en) * | 2011-12-21 | 2016-09-28 | 德卡产品有限公司 | Apparatus for controlling fluid flow |
| CN106730164A (en) * | 2017-03-06 | 2017-05-31 | 桂林大创科技有限公司 | Intelligent medical transfusion monitoring system based on high in the clouds |
| US9856990B2 (en) | 2011-12-21 | 2018-01-02 | Deka Products Limited Partnership | Flow metering using a difference image for liquid parameter estimation |
| USD813376S1 (en) | 2013-11-06 | 2018-03-20 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| US10228683B2 (en) | 2011-12-21 | 2019-03-12 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| CN109718426A (en) * | 2019-02-26 | 2019-05-07 | 京东方科技集团股份有限公司 | Transfusion control device and system, transfusion system |
| USD860437S1 (en) | 2016-05-25 | 2019-09-17 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| US10876868B2 (en) | 2011-12-21 | 2020-12-29 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| USD964563S1 (en) | 2019-07-26 | 2022-09-20 | Deka Products Limited Partnership | Medical flow clamp |
| CN115578395A (en) * | 2022-12-12 | 2023-01-06 | 四川大学华西医院 | System and method for identifying liquid in drainage bag |
| US11738143B2 (en) | 2011-12-21 | 2023-08-29 | Deka Products Limited Partnership | Flow meier having a valve |
| US11744935B2 (en) | 2016-01-28 | 2023-09-05 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
| US11839741B2 (en) | 2019-07-26 | 2023-12-12 | Deka Products Limited Partneship | Apparatus for monitoring, regulating, or controlling fluid flow |
| US12100507B2 (en) | 2020-12-28 | 2024-09-24 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
-
2006
- 2006-07-14 CN CN 200620061623 patent/CN2922921Y/en not_active Expired - Fee Related
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9976665B2 (en) | 2011-12-21 | 2018-05-22 | Deka Products Limited Partnership | Flow meter |
| US11738143B2 (en) | 2011-12-21 | 2023-08-29 | Deka Products Limited Partnership | Flow meier having a valve |
| US11339887B2 (en) | 2011-12-21 | 2022-05-24 | Deka Products Limited Partnership | Flow meter and related method |
| CN106038295A (en) * | 2011-12-21 | 2016-10-26 | 德卡产品有限公司 | Apparatus for controlling fluid flow |
| US10113660B2 (en) | 2011-12-21 | 2018-10-30 | Deka Products Limited Partnership | Flow meter |
| CN106038295B (en) * | 2011-12-21 | 2017-10-03 | 德卡产品有限公司 | Device for controlling fluid stream |
| US9856990B2 (en) | 2011-12-21 | 2018-01-02 | Deka Products Limited Partnership | Flow metering using a difference image for liquid parameter estimation |
| US10228683B2 (en) | 2011-12-21 | 2019-03-12 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| CN105963823A (en) * | 2011-12-21 | 2016-09-28 | 德卡产品有限公司 | Apparatus for controlling fluid flow |
| US11793928B2 (en) | 2011-12-21 | 2023-10-24 | Deka Products Limited Partnership | Flow meter and related method |
| US10876868B2 (en) | 2011-12-21 | 2020-12-29 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US11574407B2 (en) | 2011-12-21 | 2023-02-07 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US11449037B2 (en) | 2011-12-21 | 2022-09-20 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10436342B2 (en) | 2011-12-21 | 2019-10-08 | Deka Products Limited Partnership | Flow meter and related method |
| US10739759B2 (en) | 2011-12-21 | 2020-08-11 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| US10844970B2 (en) | 2011-12-21 | 2020-11-24 | Deka Products Limited Partnership | Flow meter |
| CN102989051A (en) * | 2012-10-23 | 2013-03-27 | 杨存岩 | Infrared liquid flow termination reminder |
| USD813376S1 (en) | 2013-11-06 | 2018-03-20 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| CN105498037A (en) * | 2014-09-26 | 2016-04-20 | 无锡市贝尔康电子研究所 | Monitoring system for medical injection |
| US11744935B2 (en) | 2016-01-28 | 2023-09-05 | Deka Products Limited Partnership | Apparatus for monitoring, regulating, or controlling fluid flow |
| USD860437S1 (en) | 2016-05-25 | 2019-09-17 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD972125S1 (en) | 2016-05-25 | 2022-12-06 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| USD972718S1 (en) | 2016-05-25 | 2022-12-13 | Deka Products Limited Partnership | Apparatus to control fluid flow through a tube |
| CN106730164A (en) * | 2017-03-06 | 2017-05-31 | 桂林大创科技有限公司 | Intelligent medical transfusion monitoring system based on high in the clouds |
| CN109718426B (en) * | 2019-02-26 | 2021-09-21 | 京东方科技集团股份有限公司 | Infusion control system and infusion system |
| CN109718426A (en) * | 2019-02-26 | 2019-05-07 | 京东方科技集团股份有限公司 | Transfusion control device and system, transfusion system |
| USD964563S1 (en) | 2019-07-26 | 2022-09-20 | Deka Products Limited Partnership | Medical flow clamp |
| US11839741B2 (en) | 2019-07-26 | 2023-12-12 | Deka Products Limited Partneship | Apparatus for monitoring, regulating, or controlling fluid flow |
| US12100507B2 (en) | 2020-12-28 | 2024-09-24 | Deka Products Limited Partnership | System, method, and apparatus for monitoring, regulating, or controlling fluid flow |
| CN115578395A (en) * | 2022-12-12 | 2023-01-06 | 四川大学华西医院 | System and method for identifying liquid in drainage bag |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2922921Y (en) | Transfusion monitoring and controlling device | |
| CN201379841Y (en) | Networked video and audio monitoring system for transfusion | |
| CN202991562U (en) | Intelligent fan control system based on single chip microcomputer | |
| CN201492747U (en) | Medical intelligent infusion set | |
| CN202682470U (en) | Novel intelligent transfusion device | |
| CN105963825A (en) | Bluetooth medical infusion alarming and real-time intelligent control device based on CPS embedded system | |
| CN201200670Y (en) | Wireless intelligent monitor for liquid infusion | |
| CN107397993A (en) | A kind of hospital ward infusion management system | |
| CN102397601A (en) | Wireless sensor network-based venous transfusion monitoring system | |
| CN2221418Y (en) | Medical intelligent infusion air pump | |
| CN103835976A (en) | Intelligent fan control system based on single-chip microcomputer | |
| CN201947948U (en) | Intelligent underwear for monitoring body temperature of infant | |
| CN200970392Y (en) | Transfusion monitor | |
| CN201171835Y (en) | Portable intelligent infusion or blood transfusion dripping speed controller for medical use | |
| CN102302813B (en) | Intelligent dropper | |
| CN101455867B (en) | Portable intelligent fluid-transfusion or blood-transfusion drop-speed controller | |
| CN201959345U (en) | Intelligent infusion controller | |
| CN211383177U (en) | Automatic bottle changing frame for transfusion | |
| CN202185019U (en) | Intelligent dropper | |
| CN203710458U (en) | Infusion pump with remote-control function | |
| CN202446094U (en) | Miniature ear clip type wireless blood oxygen detection node | |
| CN211244946U (en) | Capacitance type transfusion alarm | |
| CN2714064Y (en) | Drip monitor | |
| CN208372220U (en) | A kind of intelligent pain-relieving pump | |
| CN2284072Y (en) | Portable microcomputer transfusion instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 |