CN200973877Y - Dynamic liquid providing device for portable mainline transfusion system - Google Patents
Dynamic liquid providing device for portable mainline transfusion system Download PDFInfo
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- CN200973877Y CN200973877Y CN 200620047026 CN200620047026U CN200973877Y CN 200973877 Y CN200973877 Y CN 200973877Y CN 200620047026 CN200620047026 CN 200620047026 CN 200620047026 U CN200620047026 U CN 200620047026U CN 200973877 Y CN200973877 Y CN 200973877Y
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- transfusion
- peristaltic pump
- portable
- driving device
- liquid feed
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Abstract
A dynamic liquid supply device for portable vein injection and transfusion system belongs to the medical appliance field, which includes a driving device, a peristaltic pump, a transmission mechanism, and a transfusion soft tube. The utility model is characterized in that the peristaltic pump is a planet rotor peristaltic pump; the driving device and peristaltic pump are arranged in the portable flap shell composed of a lower shell, an upper cover, and a rotary shaft, and are connected with each other through a transmission mechanism. At the external side of the peristaltic pump are an arc transfusion tube clip sleeve and a clip sleeve pressure adjusting mechanism. One end of the transfusion soft tube is fixed at the external side of a roller column through the arc transfusion tube clip sleeve. The upper cover of the portable flap shell is provided with a control unit internally. A parameter input unit is arranged on the inner surface of the upper cover, a display screen arranged on the external surface of the upper cover, and a power source arranged in the lower shell of the portable flap shell. The power source is connected with the driving device and control circuit. With small cubage, small weight, and high movability and portability, the utility model can realize intelligent transfusion control, thus finding wide application in the transfusion medical field.
Description
Technical field
This utility model belongs to medical instruments field, relates in particular to a kind of being used for liquid medium is inputed to the intravital device of people.
Background technology
Venous transfusion is a kind of the most frequently used clinical rescue, Therapeutic Method, also is a drug treatment technology commonly used of nursing speciality.
Clinically should be different with patient's situation according to medicine, often need to be equipped with suitable transfusion speed.
It is too fast to infuse, and may cause poisoning, and can cause edema and heart failure when more serious; Infused and dose then may take place slowly prolong transfusion time not enough or meaninglessly, and made treatment influenced and increase unnecessary burden for patient and nursery work.
Present routine clinical transfusion is generally adopted gravity type infusion model (" the extension transfusion bottle " that promptly be commonly called as), and is observed with eyes, relies on manual clamps to control medicine and drips speed, be difficult for accurately control transfusion speed, and medical personnel's workload is big.
Disclose a kind of " automatic infusion device with band stopper slot toll bar " May 24 2000 day for announcing in the Chinese patent of notification number CN2379139Y, it comprises casing, toll bar, monoboard microcomputer, input structure, peristaltic pump and bubble detection architecture; Casing is provided with a side and is front panel with the corresponding inner concave of toll bar; The toll bar inboard is provided with upper and lower grip slipper, liquid stopping clamp and stopper slot; Stopper slot is between upper and lower grip slipper, and is and relative with peristaltic pump; The tube for transfusion clamping is on upper and lower grip slipper, and wherein portion is positioned at the toll bar stopper slot, and is pressed between the pump sheet of stopper slot and peristaltic pump.
Technique scheme adopts mechanical pressure type injection infusion model, solved the deficiency of existing gravity type infusion model, but because it adopts linear peristaltic pump (Linear Peristaltic Pump) as pressure source, cause whole device volume bigger than normal, relatively heavier, removable performance is relatively poor, can not satisfy the use needs under the mobile status (transporting as stretcher), has limited the freedom of action of patient during transfusion/treatment.
The utility model content
Technical problem to be solved in the utility model provides a kind of power liquid feed device that is used for portable intravenous injection and transfusion system, it is finished under the prerequisite of said function, volume dwindles greatly, weight saving, the removable performance and the portable performance of whole device are good, have also made things convenient for patient's acting on one's own during infusing.
The technical solution of the utility model is: a kind of power liquid feed device that is used for portable intravenous injection and transfusion system is provided, comprise the infusion tube 4 of driving device 1, peristaltic pump 2, drive mechanism 3 and process peristaltic pump, it is characterized in that: described peristaltic pump is the planetary rotor peristaltic pump; Driving device and peristaltic pump are arranged side by side in a portable flip-shell housing that is made of lower house 5, loam cake 6 and turning cylinder 7, and are connected through drive mechanism; In roller 8 outsides of peristaltic pump, at least one group of arc tube for transfusion chuck 9 and chuck pressure regulating mechanism 10 are set; One section of infusion tube is fixed on side outside the part roller through arc tube for transfusion chuck; In the lid control unit is set on portable flip-shell housing, the surface is provided with parameter setting input block 11 within loam cake, and the surface is provided with display screen 12 outside loam cake; In portable flip-shell lower house power supply 13 is set, power supply is connected with control circuit with driving device.
Its driving device is a motor.
Its drive mechanism is gear drive or belt drive mechanism.
Its arc tube for transfusion chuck is arranged on the roller outside of peristaltic pump rotationally, and the rotatable end at chuck is provided with the elastic reset member, at its other end, the chuck pressure regulating mechanism is set.
Its elastic reset member is a spring; Its chuck pressure regulating mechanism is spring, mechanical type or electrodynamic type pressure regulating screw assembly, snap lock is buckled or alignment pin.
Its control unit comprises respectively memory module, flow detection module, gas detecting module, remaining liq detection module, alarm module, wireless transmission/reception module, signal transmit/receive antenna and the driving device speed adjusting module with the corresponding connection of I/O terminal of a Central Control Module at least, the I/O terminal of its driving device speed adjusting module also with the corresponding connection of control end of driving device.
Above-mentioned parameter is set input block to be touching display screen or to be made of keyboard and LCDs.
The roller quantity of its planetary rotor peristaltic pump is 4,6,8 or 10.
The lower house of described portable flip-shell and on cover, correspondence is provided with snap lock mechanism 14.
Compared with the prior art, the utility model has the advantages that:
1. adopt the planetary rotor peristaltic pump as kinetic pump, finish under the prerequisite of said function, the volume of whole power liquid feed device dwindles greatly, weight saving, and removable performance and portable performance are greatly enhanced;
2. adopt multiple detection means that various abnormal conditions are detected and report to the police, and can cut off the transfusion path automatically, can accurately set, measure and control transfusion speed and amount of infusion, realize the Based Intelligent Control transfusion;
3. owing to need not suspension work, the removable performance and the portable performance of whole device are good, and patient's range of activity during transfusion/treatment is unaffected, also can satisfy the use needs under the mobile status (transporting as stretcher) fully.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is that the B of Fig. 2 is to view;
Fig. 4 is the circuit block diagram of control unit.
1 is driving device among the figure, and 2 is peristaltic pump, and 3 is drive mechanism, 4 is infusion tube, and 5 is lower house, and 6 is loam cake, 7 is turning cylinder, 8 is the roller of peristaltic pump, and 9 is arc tube for transfusion chuck, and 10 is the chuck pressure regulating mechanism, 11 is the parameter setting input block, 12 is display screen, and 13 is power supply, and 14 is snap lock mechanism.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is described further.
Among Fig. 1 to Fig. 3, the technical program comprises driving device 1, peristaltic pump 2, the infusion tube 4 of drive mechanism 3 and process peristaltic pump, its peristaltic pump is the planetary rotor peristaltic pump, driving device and peristaltic pump are arranged side by side one by lower house 5, in the portable flip-shell housing that loam cake 6 and turning cylinder 7 constitute, and be connected through drive mechanism, roller 8 outsides at peristaltic pump, at least one group of arc tube for transfusion chuck 9 and chuck pressure regulating mechanism 10 are set, one section of infusion tube, be fixed on side outside the part roller through arc tube for transfusion chuck, on portable flip-shell housing, in the lid control unit is set, the surface is provided with parameter setting input block 11 within loam cake, the surface is provided with display screen 12 outside loam cake, in portable flip-shell lower house power supply 13 is set, and power supply is connected with control circuit with driving device.
Its driving device selects motor.
Its drive mechanism is gear drive or belt drive mechanism (among the figure be example with belt drive mechanism).
Its arc tube for transfusion chuck is arranged on the roller outside of peristaltic pump rotationally, and in order to guarantee output pressure/effect, the rotor of arc tube for transfusion chuck shroud ring or parcel peristaltic pump and the angle of peripheral roller thereof should be greater than 120 °; Usually, as shown in the figure two groups corresponding be provided with divide with the angle of the rotor of formula arc tube for transfusion chuck shroud ring or parcel peristaltic pump and peripheral roller thereof with greater than 180 ° be advisable (are approximately among the figure 120 ° * 2=240 °).
At the rotatable end (being the upper end among the figure) of arc tube for transfusion chuck, be provided with the elastic reset member (for drawing succinct, not shown), its other end (being the lower end among the figure), be provided with the chuck pressure regulating mechanism.
Its elastic reset member is a spring; Its chuck pressure regulating mechanism is spring, mechanical type or electrodynamic type pressure regulating screw assembly, snap lock is buckled or alignment pin.
The roller quantity of its planetary rotor peristaltic pump is 4,6,8 or 10, and rule of thumb, when roller quantity is 8 and 8 when above, output liquid does not have obvious pulsation.
The parameter setting input block that is positioned at surface within the loam cake is touching display screen or is made of keyboard and LCDs as shown in the figure, select for use touching display screen easy to use, but for having relatively high expectations of Central Control Module and control software, adopt keyboard and LCDs scheme, performance requirement to Central Control Module is lower, control is simple, but the length in keyboard (can adopt microswitch or capacitance keyboard usually) service life is influential to the effective life cycle and the fault rate of whole device.
In order to prevent setup parameter by hack, perhaps because of the flip-shell housing is opened false touch to the parameter setting input block, the lower house of portable flip-shell and on cover, correspondence is provided with snap lock mechanism 14.
Planet rotor pelstaltic pump (Planet Rotor Pelstaltic Pump) is pan of a steelyard shape peristaltic pump again, this peristaltic pump has the pump case of circular arc inner peripheral surface, one centre wheel is arranged, the rotating squeegee roller (or claiming roller) that the edge of centre wheel distributes axisymmetricly some is installed, tube for transfusion is clipped between the circular arc inner peripheral surface of squeegee roller and pump case.During work, motor drives centre wheel and rotates, and the squeegee roller that centre wheel drives again around it rotates, and centre wheel picture " fixed star ", squeegee roller picture " planet ", squeegee roller are both around the centre wheel revolution, again around own axis rotation.Several squeegee rollers make liquid flow with certain direction along centre wheel order extruding tube for transfusion.
Because adopting planet rotor pelstaltic pump is compression pump, has changed the layout general layout of infusion tube, the overall dimensions and the institute that help to dwindle whole device take up space, for the microminiaturization of whole device be easy to carry and created condition.
As shown in Figure 2, the side of portable clamshell housing is provided with infusion tube passage/breach, so that infusion tube passes the flip-shell housing.
Among Fig. 4, the automatically controlled part of this device comprises respectively memory module, flow detection module, gas detecting module, remaining liq detection module, alarm module, wireless transmission/reception module, signal transmit/receive antenna and the driving device speed adjusting module with the corresponding connection of I/O terminal of a Central Control Module at least, the I/O terminal of its driving device speed adjusting module also with the corresponding connection of control end of driving device.
Further, its parameter setting input block is touching display screen or is made of keyboard and LCDs.
The parameter setting input block that is arranged on surface within the loam cake is used for the setting/demonstration of various transfusion controls or apparatus system operational factor, and the display screen that is positioned at surface outside the loam cake is used for the transfusion operation setting value and/or the actual transfusion operational factor/state of display device.
Above-mentioned wireless transmission/reception module can adopt the corresponding emission/receiving integrate circuit chip of existing mobile phone, alarm module can adopt sound and light alarm or voice alarm circuit, its flow detection module, gas detecting module and remaining liq detection module all have open in Chinese patent CN2208935Y, CN2282890Y, CN2379139Y, CN2574688Y, CN2810619Y, no longer narration.
Because above-mentioned each module is prior art, the annexation between its concrete line construction and operation principle and each one is no longer described at this.
Because this utility model adopts the planetary rotor peristaltic pump as kinetic pump, finish under the prerequisite of said function, the volume of whole power liquid feed device dwindles greatly, weight saving, removable performance and portable performance are greatly enhanced, and can accurately measure and control transfusion speed and amount of infusion, realize the Based Intelligent Control transfusion, the removable performance and the portable performance of whole device are good, can satisfy the use needs under mobile status (transporting as stretcher) fully.
This utility model can be widely used in liquid medium is inputed to field in the human body.
Claims (9)
1. power liquid feed device that is used for portable intravenous injection and transfusion system comprises driving device (1), peristaltic pump (2), drive mechanism (3) and through the infusion tube (4) of peristaltic pump, it is characterized in that:
Described peristaltic pump is the planetary rotor peristaltic pump;
Driving device and peristaltic pump are arranged side by side in a portable flip-shell housing that is made of lower house (5), loam cake (6) and turning cylinder (7), and are connected through drive mechanism;
Roller (8) outside at peristaltic pump is provided with at least one group of arc tube for transfusion chuck (9) and chuck pressure regulating mechanism (10);
One section of infusion tube is fixed on side outside the part roller through arc tube for transfusion chuck;
In the lid control unit is set on portable flip-shell housing, the surface is provided with parameter setting input block (11) within loam cake, and the surface is provided with display screen (12) outside loam cake;
Power supply (13) is set in portable flip-shell lower house, and power supply is connected with control circuit with driving device.
2. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that described driving device is a motor.
3. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that described drive mechanism is gear drive or belt drive mechanism.
4. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that described arc tube for transfusion chuck is arranged on the roller outside of peristaltic pump rotationally, rotatable end at chuck, the elastic reset member is set, at its other end, the chuck pressure regulating mechanism is set.
5. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 4, it is characterized in that described elastic reset member is a spring; Described chuck pressure regulating mechanism is spring, mechanical type or electrodynamic type pressure regulating screw assembly, snap lock is buckled or alignment pin.
6. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that described control unit comprises respectively memory module, flow detection module, gas detecting module, remaining liq detection module, alarm module, wireless transmission/reception module, signal transmit/receive antenna and the driving device speed adjusting module with the corresponding connection of I/O terminal of a Central Control Module at least, the I/O terminal of its driving device speed adjusting module also with the corresponding connection of control end of driving device.
7. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that described parameter setting input block is touching display screen or is made of keyboard and LCDs.
8. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, the roller quantity that it is characterized in that described planetary rotor peristaltic pump is 4,6,8 or 10.
9. according to the described power liquid feed device that is used for portable intravenous injection and transfusion system of claim 1, it is characterized in that the lower house of described portable flip-shell and on cover, correspondence is provided with snap lock mechanism (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620047026 CN200973877Y (en) | 2006-10-23 | 2006-10-23 | Dynamic liquid providing device for portable mainline transfusion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620047026 CN200973877Y (en) | 2006-10-23 | 2006-10-23 | Dynamic liquid providing device for portable mainline transfusion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200973877Y true CN200973877Y (en) | 2007-11-14 |
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ID=38900170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620047026 Expired - Lifetime CN200973877Y (en) | 2006-10-23 | 2006-10-23 | Dynamic liquid providing device for portable mainline transfusion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200973877Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100534540C (en) * | 2006-10-23 | 2009-09-02 | 圣美申医疗科技（上海）有限公司 | A power transfusion device used in the portable intravenous injection system |
-
2006
- 2006-10-23 CN CN 200620047026 patent/CN200973877Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100534540C (en) * | 2006-10-23 | 2009-09-02 | 圣美申医疗科技（上海）有限公司 | A power transfusion device used in the portable intravenous injection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |