CN207804684U - A kind of blood transfusion apparatus - Google Patents
A kind of blood transfusion apparatus Download PDFInfo
- Publication number
- CN207804684U CN207804684U CN201720688145.4U CN201720688145U CN207804684U CN 207804684 U CN207804684 U CN 207804684U CN 201720688145 U CN201720688145 U CN 201720688145U CN 207804684 U CN207804684 U CN 207804684U
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- CN
- China
- Prior art keywords
- pump housing
- pressing plate
- planetary gear
- blood transfusion
- blood
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- 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.)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of blood transfusion apparatus, including the pump housing, equipped with planetary gear and can be to limiting device that transfusion catheter position is fixed in the pump housing, described planetary gear one end is connected with the driving device that planetary gear can be driven to rotate, and the planetary gear is circumferentially equipped with several roller bearings free to rotate.Transfusion catheter can be placed in the pump housing by this blood transfusion apparatus, one section of transfusion catheter is around being located on several roller bearings, roller bearing comes into full contact with transfusion catheter, the revolution of planetary gear and the rotation of roller bearing, which can roll the liquid inside transfusion catheter, is extruded to achieve infusion purpose, at the uniform velocity property is good, smaller, the red blood cell being hardly damaged in blood of pulsation.
Description
Technical field
The utility model is related to medical instruments field more particularly to a kind of blood transfusion apparatus.
Background technology
The therapeutic effect of blood transfusion is in addition to feed blood volume, maintaining blood volume, improving blood pressure with Hemorrhagic shock and prevent bleeding
Property shock measure outside, also can be supplied to the red blood cell with oxygen carrying capacity with correct because red blood cell reduce or its oxygen carrying capacity reduce
Caused acute anoxia disease；Various coagulation factors are supplemented to correct certain patient blood coagulation disorders.Therefore according to patient because
Difference, the specific purposes for the treatment of of blood transfusion are different and can take different types of blood transfusion mode, in the case where meeting blood transfusion and accusing of,
How the quick dilatation of the section office such as operating room, intensive care unit, emergency call salving, pressurization input, constant temperature high quality blood transfusion face
Bed need, heating blood transfusion apparatus be undoubtedly the above clinical department there is an urgent need to.
It according to clinical investigations, transfuses blood to patient during rescuing urgent patient, generally transfuses blood or adopt using Conventional gravity
It is transfused blood with infusion pump, there is blood transfusion slowly using Conventional gravity infusion model, clinical particular surroundings requirement cannot be met, using infusion
Pump blood transfusion, although overcoming slow disadvantage of transfusing blood, all infusion pumps on the market are all to use vermiculator at present, by compacted
Dynamic pump squeezes the principle of pipeline to be infused, and in transfusion procedure, since peristaltic pump squeezes blood transfusion tube, at the uniform velocity property is poor, pulsation
Greatly, and the damage of some red blood cells in blood is easily caused, causes therapeutic effect difference and waste blood resource, while also wanting
In addition match warming-up device.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of blood transfusion apparatus, has at the uniform velocity property good,
The smaller feature of pulsation, and the risk that red blood cell damages in blood can be reduced.
Technical solution is used by the utility model solves its technical problem：
A kind of blood transfusion apparatus, including the pump housing equipped with planetary gear and can be fixed transfusion catheter position in the pump housing
Limiting device, described planetary gear one end are connected with the driving device that planetary gear can be driven to rotate, and the planetary gear is circumferentially installed
There are several roller bearings free to rotate.
As an improvement of the above technical solution, the pressure for detecting transfusion catheter internal pressure is equipped in the pump housing to examine
Survey device.
As an improvement of the above technical solution, the pressure-detecting device include one can pressure of the top pressure on transfusion catheter
Plate, the pressing plate are installed in rotation on the pump housing, a liquid stopping clamp are equipped on the inside of the pressing plate, when pressing plate closes, pressing plate is just
The press section of liquid stopping clamp is withstood well and opens liquid stopping clamp, and when pressing plate is opened, pressing plate discharges liquid stopping clamp, and liquid stopping clamp clamps infusion and leads
Pipe.
As an improvement of the above technical solution, the pump housing is located to be additionally provided on the inside of pressing plate and be limited to transfusion catheter or so
Limiting slot, the pressing plate, which is located at limiting slot, is equipped with pressure sensor probe.
As an improvement of the above technical solution, the pump housing is connected with heating casing, and the heating casing is controlled by heating
Device interface processed connects the pump housing.
As an improvement of the above technical solution, the heating casing includes heat-conducting layer and wraps up the insulating layer of heat-conducting layer, and one
Side is equipped with opening.
As an improvement of the above technical solution, ultrasonic bubble sensor is equipped in the pump housing.
As an improvement of the above technical solution, the driving device is motor.
The beneficial effects of the utility model have：
Transfusion catheter can be placed in the pump housing by this blood transfusion apparatus, one section of transfusion catheter around being located on several roller bearings, roller bearing with
Transfusion catheter comes into full contact with, and the liquid inside transfusion catheter can be rolled and be squeezed out to reach by the revolution of planetary gear and the rotation of roller bearing
To infusion purpose, at the uniform velocity property is good, smaller, the red blood cell being hardly damaged in blood of pulsing.
Description of the drawings
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail, wherein：
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the utility model embodiment and transfusion catheter cooperation schematic diagram；
Fig. 3 is that Fig. 2 hides the structural schematic diagram after pressing plate；
Fig. 4 is the structural schematic diagram of planetary gear in the utility model embodiment.
Specific implementation mode
Referring to Fig. 1 and Fig. 2, a kind of blood transfusion apparatus of the utility model, including the pump housing 1, interior be equipped with of the pump housing 1 can be to infusion
The limiting device 4 that 3 position of conduit is fixed, the pump housing 1 is interior equipped with ultrasonic bubble sensor 10, defeated for monitoring in real time
There is bubble-free during blood, reduce the risk of clinical thrombus, the pump housing 1 is connected with heating casing 9, and the heating casing 9 is logical
The temperature adding controller interface connection pump housing 1 is crossed, the heating casing 9 includes heat-conducting layer and wraps up the insulating layer of heat-conducting layer, and side is set
There is opening 91, to be inserted into transfusion catheter 3 and to be heated to blood.
With further reference to Fig. 4, planetary gear 2 is equipped in the pump housing 1,2 one end of the planetary gear, which is connected with, can drive planet
The driving devices of 2 rotation of wheel, in the present embodiment, driving device is motor, the planetary gear 2 be circumferentially equipped with it is several can be free
The roller bearing 5 of rotation, one section in transfusion catheter 3 is around being located on several roller bearings 5, and roller bearing 5 comes into full contact with transfusion catheter 3, planet
The liquid rolling of 3 the inside of transfusion catheter can be extruded to achieve infusion purpose by the revolution of wheel 2 and the rotation of roller bearing 5, at the uniform velocity property
It is good, smaller, the red blood cell being hardly damaged in blood of pulsing.
The pressure-detecting device for detecting 3 internal pressure of transfusion catheter is equipped with further reference to Fig. 3, in the pump housing 1
6, the pressure-detecting device 6 include one can pressing plate 7 of the top pressure on transfusion catheter 3, the pressing plate 7 is installed in rotation on pump
On body 1, pressing plate latch segment is installed on the pump housing 1,7 inside of the pressing plate is equipped with a liquid stopping clamp 8, and in transfusion procedure, pressing plate 7 closes
On, pressing plate 7 just withstands the press section of liquid stopping clamp 8 and opens liquid stopping clamp 8, once shutting down, when taking out blood transfusion tube, need to first open pressure
Plate 7, pressing plate 7 discharge liquid stopping clamp 8, and liquid stopping clamp 8 clamps transfusion catheter 3, in this way it is prevented that blood flows freely, the pump housing
1, which is located at 7 inside of pressing plate, is additionally provided with the limiting slot 11 limited to transfusion catheter 3 or so, and the pressing plate 7, which is located at limiting slot 11, to be equipped with
Pressure sensor is popped one's head in, and with reference to Fig. 3, pressure sensor probe compresses transfusion catheter 3 from front to back, and transfusion catheter 3 is by limiting slot
The front and back expansion of 11 constraints so that pressure sensor, which is popped one's head in, can accurately acquire the pressure of transfusion catheter 3.
The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as it reaches the technique effect of the utility model with any same or similar means, should all belong to the utility model
Protection domain.
Claims (8)
1. a kind of blood transfusion apparatus, including the pump housing, it is characterised in that：Be equipped in the pump housing planetary gear and can to transfusion catheter position into
The fixed limiting device of row, described planetary gear one end are connected with the driving device that planetary gear can be driven to rotate, the planetary gear edge
Several roller bearings free to rotate circumferentially are installed.
2. a kind of blood transfusion apparatus according to claim 1, it is characterised in that：It is equipped in the pump housing for detecting transfusion catheter
The pressure-detecting device of internal pressure.
3. a kind of blood transfusion apparatus according to claim 2, it is characterised in that：The pressure-detecting device include one can top pressure exist
Pressing plate on transfusion catheter, the pressing plate are installed in rotation on the pump housing, and a liquid stopping clamp is equipped on the inside of the pressing plate, works as pressing plate
When closing, pressing plate just withstands the press section of liquid stopping clamp and opens liquid stopping clamp, and when pressing plate is opened, pressing plate discharges liquid stopping clamp, only
Liquid folder clamps transfusion catheter.
4. a kind of blood transfusion apparatus according to claim 1, it is characterised in that：The pump housing, which is located on the inside of pressing plate, to be additionally provided with to defeated
The limiting slot of fluid catheter or so limit, the pressing plate, which is located at limiting slot, is equipped with pressure sensor probe.
5. a kind of blood transfusion apparatus according to claim 1, it is characterised in that：The pump housing is connected with heating casing, described to add
Warm sleeve connects the pump housing by temperature adding controller interface.
6. a kind of blood transfusion apparatus according to claim 5, it is characterised in that：The heating casing includes that heat-conducting layer and package are led
The insulating layer of thermosphere, side are equipped with opening.
7. a kind of blood transfusion apparatus according to claim 1, it is characterised in that：Ultrasonic bubble is equipped in the pump housing to sense
Device.
8. a kind of blood transfusion apparatus according to claim 1, it is characterised in that：The driving device is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720688145.4U CN207804684U (en) | 2017-06-13 | 2017-06-13 | A kind of blood transfusion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720688145.4U CN207804684U (en) | 2017-06-13 | 2017-06-13 | A kind of blood transfusion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207804684U true CN207804684U (en) | 2018-09-04 |
Family
ID=63335908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720688145.4U Active CN207804684U (en) | 2017-06-13 | 2017-06-13 | A kind of blood transfusion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207804684U (en) |
-
2017
- 2017-06-13 CN CN201720688145.4U patent/CN207804684U/en active Active
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