CN202397871U - Blood separating device - Google Patents
Blood separating device Download PDFInfo
- Publication number
- CN202397871U CN202397871U CN2011204381964U CN201120438196U CN202397871U CN 202397871 U CN202397871 U CN 202397871U CN 2011204381964 U CN2011204381964 U CN 2011204381964U CN 201120438196 U CN201120438196 U CN 201120438196U CN 202397871 U CN202397871 U CN 202397871U
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- blood
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- separating mechanism
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Abstract
The utility model relates to a blood separating device. The blood separating device comprises a blood collecting needle, a three-way tube, a primary bag, a blood component separating column, a plasma bag and an erythrocyte bag, wherein the blood collecting needle is communicated with an inlet end of the three-way tube; a first outlet end of the three-way tube is communicated with the primary bag; the primary bag is communicated with a first vessel catheter connector of the blood component separating column; a second vessel catheter connector of the blood component separating column is communicated with the erythrocyte bag; and a plasma catheter connector of the blood component separating column is communicated with the plasma bag. The blood separating device is easy to operate, convenient to use, high in safety and low in cost.
Description
Technical field
This utility model relates to technical field of medical instruments, specifically is blood separating mechanism.
Background technology
In the prior art, main method and flow process that separation of whole blood prepares blood constituent (being mainly erythrocyte, blood plasma) are: with three bags or puncture of tetrad bag blood bag and collection, predetermined amount (is generally 200ml; 300ml behind whole blood 400ml), is positioned in certain storage temperature environment and transports the blood back station and transfer composition to and prepare section office; Prepare section office at composition; The whole blood that transfers through centrifuge centrifugal after, each composition of whole blood is divided into plasma layer and erythrocyte layer in the difference of blood bag endogenous cause of ill proportion, the whole blood after the layering is through the method for extruding or grand suction; Earlier the blood plasma on blood bag upper strata is transferred in the plasma bags; Then SAGM (Precerving liquid) is added in remaining erythrocytic female bag of telling behind the blood plasma, heat seal fractures behind the blood bag conduit, and one bag of whole blood successfully is separated into blood plasma and red cell suspension.
Above-mentioned prior art is separated the preparation blood constituent has following defective: 1. need behind the blood collection to transport in the blood back station and in the station, accomplish the blood constituent preparation; 2. need use centrifuge and pressurizing unit can accomplish the blood constituent preparation; 3. because of centrifuge difference in quality and operator's proficiency level, residual excessive blood plasma in residual erythrocyte that will be in various degree in the isolated blood plasma and the erythrocyte.
The utility model content
The main purpose of this utility model provides a kind of blood separating mechanism, and it is simple to operate, easy to use, safe, cost is low.
This utility model solves the technical scheme that its technical problem adopted:
A kind of blood separating mechanism, it comprises:
Blood taking needle, tee T, female bag, blood constituent detached dowel, plasma bags and erythrocyte bag; Wherein: blood taking needle is communicated with the entrance point of tee T; First port of export of tee T is communicated with female bag; Female bag is communicated with the first vessel catheter connector of blood constituent detached dowel, and the second vessel catheter connector of blood constituent detached dowel is communicated with the erythrocyte bag, and the blood plasma conduit connector of blood constituent detached dowel is communicated with plasma bags.
Preferably, tee T comprises second outlet, and second outlet is communicated with empty bag.
Preferably, the erythrocyte bag is at least one.
Preferably, plasma bags is at least one.
Preferably; The blood constituent detached dowel comprises: cylinder and segregation apparatus; Wherein, segregation apparatus is installed in the cylinder, and an end of segregation apparatus is connected with the first vessel catheter connector; The other end of segregation apparatus is connected with the second vessel catheter connector, and cylinder is provided with blood plasma conduit connector and air filter connector.
Preferably, the port of cylinder is equiped with loam cake, and the first vessel catheter connector and the second vessel catheter connector are fixedly installed on and cover.
Preferably, segregation apparatus is the isolated by filtration pipe that hollow filter membrane or doughnut are processed, and the isolated by filtration pipe is many, and separator tube is a U-shaped.
Preferably, loam cake is provided with two holes, and two holes are inserted from the bottom surface of loam cake respectively in the two ends of separator tube, and the first vessel catheter connector and the second vessel catheter connector insert two holes from the upper end of loam cake respectively.
Preferably, blood plasma conduit connector and air filter connector all are arranged on the bottom of cylinder.
Preferably, be provided with flow-stopping clip between female bag and the blood constituent detached dowel.
Implement the technical scheme of this utility model; Have following beneficial effect: the blood separating mechanism that this utility model provides is through the blood constituent detached dowel and be communicated with different blood bags and carry out that blood plasma separates with erythrocytic in the blood; Do not receive the restriction in fixedly separated place; Whole blood need not to be transported to specifies section office and uses equipment such as centrifuge to separate preparation, does not need steady job personnel lock out operation.Do not need other aid yet, after the whole blood collection is accomplished, be suspended under the certain altitude; Make blood in the pipeline of sealing, behind the blood constituent detached dowel of flowing through, isolate blood plasma and red cell suspension; Structure rationally, and is simple to operate, easy to use, and safety and reliability are high; Cost is reasonable, and can realize automatization.
Description of drawings
The structural representation of first kind of blood separating mechanism that Fig. 1 provides for this utility model embodiment;
The structural representation of second kind of blood separating mechanism that Fig. 2 provides for this utility model embodiment;
The structural representation of the blood constituent detached dowel that Fig. 3 provides for this utility model embodiment.
The realization of this utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
The specific embodiment
For the purpose, technical scheme and the advantage that make this utility model is clearer,, this utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation this utility model, and be not used in qualification this utility model.
This utility model embodiment provides a kind of blood separating mechanism, and is as depicted in figs. 1 and 2, and this device comprises:
Blood taking needle, tee T, female bag, blood constituent detached dowel, plasma bags and erythrocyte bag (SAGM); Wherein: blood taking needle is communicated with the entrance point of tee T; First port of export of tee T is communicated with female bag; Female bag is communicated with the first vessel catheter connector of blood constituent detached dowel, and the second vessel catheter connector of blood constituent detached dowel is communicated with the erythrocyte bag, and the blood plasma conduit connector of blood constituent detached dowel is communicated with plasma bags.In the present embodiment, the erythrocyte bag is at least one.Plasma bags is at least one.In Fig. 1, erythrocyte bag and plasma bags are one respectively, and in Fig. 2, erythrocyte bag and plasma bags respectively are two.In a further embodiment, be provided with flow-stopping clip between female bag and the blood constituent detached dowel.With switch and the flow-control of carrying out blood flow.
In a further embodiment, tee T comprises second outlet, and second outlet is communicated with empty bag, in carrying out the blood separation process, can collect more a spot of blood to this sky bag the inside, so that this blood such as is analyzed at processing.
This blood taking needle can be directly at blood donor's collection whole blood that punctures on one's body, flow in the empty bag and female bag of low capacity, after female bag is suspended on certain altitude through tee T; Open flow-stopping clip; Whole blood flows into the blood constituent detached dowel through conduit, after separating, separates into erythrocyte, blood plasma automatically; Erythrocyte flows into the erythrocyte bag that has Precerving liquid through conduit; Blood plasma flows into the blood plasma reservoir bag through conduit; The capacity of female bag can be three kinds of specifications of 200ml/300ml/400ml; Erythrocyte bag capacity is 1U (U represents a treatment unit)/three kinds of specifications of 1.5U/2U; The capacity of plasma bags can be three kinds of specifications of 100ml/150ml/200ml.The capacity of empty bag can be 25ml.
More concrete; As shown in Figure 3, the blood constituent detached dowel comprises: cylinder 104 and segregation apparatus 105, wherein; Segregation apparatus 105 is installed in the cylinder 104; One end of segregation apparatus 105 is connected with the first vessel catheter connector 101, and the other end of segregation apparatus 104 is connected with the second vessel catheter connector 102, and cylinder 104 is provided with blood plasma conduit connector 107.In the present embodiment, can flow out more completely in order to make blood plasma, blood plasma conduit connector 107 is arranged on the bottom of cylinder 104.
The blood of female bag gets into the segregation apparatus 105 of cylinder 104 from the first vessel catheter connector 101; The blood plasma that can pass the wall of this segregation apparatus 105 through this segregation apparatus 105 flows in this main body 104; And the blood plasma conduit connector 107 on this main body 104 flows to the plasma bags; And the bigger erythrocyte of diameter can't pass the wall of this segregation apparatus 105, and the second vessel catheter connector 102 that connects from the other end of this segregation apparatus 105 flows to the erythrocyte bag.According to the difference of the blood constituent molecular volume size that flows through this blood constituent detached dowel, accomplish the blood separation process.This blood constituent detached dowel is simple in structure, and cost is low, and is simple to operation, need not professional's operation, can the simple and convenient operation of accomplishing blood separation whenever and wherever possible.
In the above-described embodiments, more concrete, the port of cylinder 104 is equiped with loam cake 103, the first vessel catheter connectors 101 and the second vessel catheter connector 102 and is fixedly installed on and covers.With the better fixing first vessel catheter connector 101 and the second vessel catheter connector 102.
On the basis of the foregoing description, in other embodiments, further, also be provided with air filter connector 108 on the cylinder 104, this air filter connector 108 is inserted in the air filter, to filter out the intravital air of this master.Preferably, air filter connector 108 is in the bottom of cylinder 104, to filter the air in the main body 104 more completely.
On the basis of above-mentioned each embodiment, in other embodiments, further, also be provided for the transparent window of observing 106 on the wall of cylinder 104.To be used to observe the blood status of this main body 104.Preferably, rise because blood plasma and erythrocyte begin accumulation from the latter half of main body 104, transparent window 106 is arranged on the latter half of cylinder 104, with blood status in the better observation main body 104,
In the above-described embodiments, more concrete, the filter tube that defecator 105 is processed for the hollow filter membrane, filter tube is many, with can be fully and accomplish blood separation faster.Preferably, filter tube is a U-shaped, so that accomplish blood separation more smoothly.
In the above-described embodiments; More concrete; Loam cake 103 is provided with two holes, and two holes are inserted from the bottom surface of loam cake 103 respectively in the two ends of filter tube, and the first vessel catheter connector 101 and the second vessel catheter connector 102 insert two holes from the upper end of loam cake 103 respectively.
More than be merely the preferred embodiment of this utility model,, any modification of being done within all spirit at this utility model and the principle, be equal to and replace and improvement etc., all should be included within the protection domain of this utility model not in order to restriction this utility model.
Claims (10)
1. a blood separating mechanism is characterized in that, comprising:
Blood taking needle, tee T, female bag, blood constituent detached dowel, plasma bags and erythrocyte bag; Wherein: said blood taking needle is communicated with the entrance point of said tee T; First port of export of said tee T is communicated with said female bag; Said female bag is communicated with the first vessel catheter connector of said blood constituent detached dowel, and the second vessel catheter connector of said blood constituent detached dowel is communicated with the erythrocyte bag, and the blood plasma conduit connector of said blood constituent detached dowel is communicated with plasma bags.
2. blood separating mechanism according to claim 1 is characterized in that, said tee T comprises second outlet, and said second outlet is communicated with empty bag.
3. blood separating mechanism according to claim 1 or claim 2 is characterized in that said erythrocyte bag is at least one.
4. blood separating mechanism according to claim 1 or claim 2 is characterized in that said plasma bags is at least one.
5. blood separating mechanism according to claim 1 or claim 2; It is characterized in that said blood constituent detached dowel comprises: cylinder and segregation apparatus, wherein; Said segregation apparatus is installed in the said cylinder; One end of said segregation apparatus is connected with the first vessel catheter connector, and the other end of said segregation apparatus is connected with the second vessel catheter connector, and said cylinder is provided with blood plasma conduit connector and air filter connector.
6. like the said blood separating mechanism of claim 5, it is characterized in that the port of said cylinder is equiped with loam cake, the said first vessel catheter connector and the second vessel catheter connector are fixedly installed on and cover on said.
7. like the said blood separating mechanism of claim 6, it is characterized in that said segregation apparatus is the isolated by filtration pipe that hollow filter membrane or doughnut are processed, said isolated by filtration pipe is many, and said separator tube is a U-shaped.
8. like the said blood separating mechanism of claim 7; It is characterized in that; Said loam cake is provided with two holes; Said two holes are inserted at the two ends of said separator tube respectively from the bottom surface of said loam cake, the said first vessel catheter connector and the second vessel catheter connector insert said two holes respectively from the upper end of said loam cake.
9. like the said blood separating mechanism of claim 8, it is characterized in that said blood plasma conduit connector and said air filter connector all are arranged on the bottom of said cylinder.
10. blood separating mechanism according to claim 1 is characterized in that, is provided with flow-stopping clip between said female bag and the said blood constituent detached dowel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204381964U CN202397871U (en) | 2011-11-08 | 2011-11-08 | Blood separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204381964U CN202397871U (en) | 2011-11-08 | 2011-11-08 | Blood separating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202397871U true CN202397871U (en) | 2012-08-29 |
Family
ID=46695552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204381964U Expired - Fee Related CN202397871U (en) | 2011-11-08 | 2011-11-08 | Blood separating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202397871U (en) |
-
2011
- 2011-11-08 CN CN2011204381964U patent/CN202397871U/en not_active Expired - Fee Related
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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: 20120829 Termination date: 20201108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |