CN208270310U - A kind of quantitative sampled plasma CD - Google Patents
A kind of quantitative sampled plasma CD Download PDFInfo
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- CN208270310U CN208270310U CN201820701433.3U CN201820701433U CN208270310U CN 208270310 U CN208270310 U CN 208270310U CN 201820701433 U CN201820701433 U CN 201820701433U CN 208270310 U CN208270310 U CN 208270310U
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- 238000001514 detection method Methods 0.000 abstract description 14
- 210000004369 blood Anatomy 0.000 abstract description 12
- 239000008280 blood Substances 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 8
- 230000010354 integration Effects 0.000 abstract description 2
- 238000003860 storage Methods 0.000 abstract description 2
- 210000002381 plasma Anatomy 0.000 description 38
- 239000000243 solution Substances 0.000 description 18
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 210000002798 bone marrow cell Anatomy 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000014951 hematologic disease Diseases 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 208000019838 Blood disease Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 210000001772 blood platelet Anatomy 0.000 description 1
- 238000009534 blood test Methods 0.000 description 1
- 230000000093 cytochemical effect Effects 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000003743 erythrocyte Anatomy 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000018706 hematopoietic system disease Diseases 0.000 description 1
- 208000007475 hemolytic anemia Diseases 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000003907 kidney function Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 208000019423 liver disease Diseases 0.000 description 1
- 230000003908 liver function Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses a kind of quantitative sampled plasma CDs, including CD, the gatherer being located on CD and the proportioning device being located on CD；Gatherer includes ingress pipe, the isocon connecting with ingress pipe, the non-return pipe connecting with isocon and the delivery line connecting with non-return pipe；Proportioning device includes quantitative pond and run-off；The input terminal in quantitative pond is connect with isocon；The output end in the quantitative pond is connect with run-off.The utility model uses Integration Design, can complete the work such as quantitative collection and storage, and cooperate and complete subsequent detection work, effectively shorten the blood testing time, reduces detection at many patients capable of being given to provide more good medical services.
Description
Technical field
The utility model relates to blood testing fields, and in particular to a kind of quantitative sampled plasma CD.
Background technique
Clinical blood detection can be divided into blood generally detect, the laboratory testing of hemolytic anemia, bone marrow cell detect,
Bracket for blood grouping and cross match blood test.The hematology that can detecte out common hematological diseases holds sign.
One of the most common is that blood generally detects (i.e. blood routine).I.e. to red blood cell, leucocyte and blood platelet these three
The amount and matter of system are detected and are analyzed.Detection relevant to various diseases is also wanted if blood disease is in addition to blood routine to be detected
Carry out bone marrow cell detection, blood cyto-chemical stain analysis etc.；It is main for the blood testing project of hepatopathy and kidney patient
Including liver function, detection of renal function etc.；And for some communicable diseases, the detection of antibodies in blood is the weight of diagnosis
It will foundation.
Traditional detection means is to detect after sample collection for some index or certain specific substance, is examined
Ranging sequence is more, and the detection of a routine needs more more equipment operations of people, and detection time is long, and it is its outstanding feature that testing cost is high.
Especially it is certain need to be detected using reagent in the case where, a variety of interference such as sample error, instrumental error, human error
Factor can all influence testing result.Although the spreading speed of automatic detection system is obviously accelerated in recent years, easily tens
Ten thousand purchase costs even up to a million, general hospital and testing agency are difficult to bear.Especially blood testing parameter is various, inspection
Measurement equipment inevitably has specific aim again, also exacerbates this trend from another point of view.
Utility model content
The utility model is intended to provide a kind of quantitative sampled plasma CD easy to use.
The utility model adopts the following technical solution:
A kind of quantitative sampled plasma CD is determined including CD, the gatherer being located on CD and being located on CD
Measure device；
The gatherer include ingress pipe, the isocon being connect with ingress pipe, the non-return pipe being connect with isocon and with
The delivery line of non-return pipe connection；
The proportioning device includes quantitative pond and run-off；
The input terminal in the quantitative pond is connect with isocon；The output end in the quantitative pond is connect with run-off.
As further solution: the quantitative pond is located at isocon close to the side of cd centre.
As further solution: the run-off is located at quantitative pond close to the side of cd centre.
As further solution: the run-off includes the pond A and pond B connecting with pond A；
The pond B is located at pond A close to the side in quantitative pond；
The output end in the quantitative pond is connect with pond A.
As further solution: the junction of the non-return pipe and delivery line is equipped with changeover portion A；
Minimum range between the changeover portion A and cd centre is less than the most narrow spacing between run-off and cd centre
From.
As further solution: the junction of the ingress pipe and isocon is equipped with changeover portion B.
As further solution: the junction of the isocon and non-return pipe is equipped with changeover portion C.
The good effect that the utility model generates is as follows:
The utility model is more convenient to use.When needing to carry out blood plasma quantitatively, a certain amount of blood plasma is passed through into ingress pipe
Injection, with the rotation of CD, blood plasma starts to flow along ingress pipe.At this point, the air pressure in non-return pipe is greater than quantitative Chi Yufen
The air pressure of flow tube junction, to quantifying in pond, extra part is flow in run-off plasma flow.Run-off be divided into pond A and
Two parts pond B, extra blood plasma flow in the A of pond first, are then flow in the B of pond under the influence of centrifugal force.Injection
Plasma volume strict control guarantees not remain in the A of pond.Then, CD rotates backward, and the blood plasma in the B of pond can not escape, quantitative pond
Interior blood plasma flows out under the influence of centrifugal force, flow to delivery line along isocon and non-return pipe, finally flows from delivery line
To subsequent mixing or detection part.Dedicated quantitative blood plasma pond is cooperated to use, the utility model can be rapidly and accurate
Carry out blood plasma quantitative work.
Carrier used in the utility model is plastic discs, under the production model of scale, can drag down light rapidly
The manufacturing cost of disk, to reduce the purchase cost that hospital uses mechanism with other.It is that more people can obtain medical services.
It quantitatively needs with present blood plasma by multiple operating process such as acquisition, separation, quantitative, centre is needed using to not
Same tool and equipment, whether use cost and time cost are relatively high.But it is quantitative to carry out blood plasma using the utility model
When operation, it is only necessary to which whole work can be completed in a CD, can save a large amount of time cost and tool consumption, shorten inspection
The time is surveyed, detection efficiency is improved.
In conventional blood plasma lock out operation, other than the disposable tool in part, there is also a large amount of use repeatlies
Tool and equipment, therefore there is the risks of pollution and cross-infection, need to increase additional disinfecting steps in operation.And this reality
Disposable design is used with novel, and whole quantitative and export work is completed on CD, CD thrown after the completion of use
It abandons, has thoroughly completely cut off the contaminated possibility of sample.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Wherein: 11 ingress pipes, 12 isocons, 13 non-return pipes, 14 delivery lines, 21 quantitative ponds, 22 pond A, 23 pond B, 3 changeover portions
A, 4 changeover portion B, 5 changeover portion C.
Specific embodiment
The utility model is further described below with reference to Fig. 1.
The utility model adopts the following technical solution:
A kind of quantitative sampled plasma CD is determined including CD, the gatherer being located on CD and being located on CD
Measure device；
The gatherer include ingress pipe 11, the isocon being connect with ingress pipe 11 12, connect with isocon 12 only
Return pipe 13 and the delivery line 14 being connect with non-return pipe 13；
The proportioning device includes quantitative pond 21 and run-off；
The input terminal in the quantitative pond 21 is connect with isocon 12；The output end in the quantitative pond 21 is connect with run-off.
As further solution: the quantitative pond 21 is located at isocon 12 close to the side of cd centre.
As further solution: the run-off is located at quantitative pond 21 close to the side of cd centre.
As further solution: the run-off includes the pond A22 and pond B23 connecting with pond A22；
The pond B23 is located at pond A22 close to the side in quantitative pond 21；
The output end in the quantitative pond 21 is connect with pond A22.
As further solution: the junction of the non-return pipe 13 and delivery line 14 is equipped with changeover portion A3；
Minimum range between the changeover portion A3 and cd centre is less than the most narrow spacing between run-off and cd centre
From.
As further solution: the junction of the ingress pipe 11 and isocon 12 is equipped with changeover portion B4.
As further solution: the junction of the isocon 12 and non-return pipe 13 is equipped with changeover portion C5.
Below with reference to actual operating process come to the utility model structure and use process be described further.
The utility model needs to cooperate dedicated centrifugally operated equipment, stores needed for each operation of CD in the equipment
The rotation time and velocity of rotation wanted.The centrifugally operated equipment not within the scope of protection of this application, therefore repeats no more.
The CD mentioned in the utility model is made of high molecule plastic, and quantitative pond 21 and run-off etc. are using molding system
Make, ingress pipe 11, isocon 12, non-return pipe 13 and delivery line 14 etc. are integrated in one using accurate die pressing or etching production
On CD.
In use, CD is placed in centrifugally operated equipment, blood plasma is injected into ingress pipe 11.Meanwhile in order into
One step improves the convenience and degree of integration of operation, can increase a quantitative blood plasma pond on CD.It quantifies blood plasma pond and leads
Entering the connection of pipe 11, blood plasma is injected into quantitative blood plasma pond by when use, when CD rotates, work of the internal blood plasma in centrifugal force
Ingress pipe 11 is flow under.
The blood plasma of ingress pipe 11 is flow under the influence of centrifugal force in isocon 12, and isocon 12 is with quantitative pond 21 and only
Return pipe 13 connects.With the help of changeover portion A3, the gas pressure of non-return pipe 13 and 12 junction of isocon is greater than quantitative pond
21 with the gas pressure of 12 junction of isocon, therefore blood plasma all flows to quantitative pond 21.
Gas pressure is made herein and being explained further: the caliber and non-return pipe 13 of isocon 12 and quantitative 21 junction of pond
Caliber it is close, when CD initial rotation, the medium in the two is air, therefore pressure formula P=ρ gh of reference fluids, when
When the length of non-return pipe 13 is greater than the maximum distance between pond A22 and isocon 12, non-return pipe 13 and 12 junction of isocon
Gas pressure can be greater than the gas pressure in quantitative pond 21 and 12 junction of isocon.Simultaneously in order to guarantee pressure value at this,
The length that actual manufacturing process stops return pipe 13 can be far longer than the maximum distance between pond A22 and isocon 12.
Blood plasma fills quantitative pond 21, and extra part is flow in the A22 of pond.Under the influence of centrifugal force, in the A22 of pond
Liquid is flow in the B23 of pond, while being guaranteed in the A22 of pond without plasma residence.The volume in blood plasma injection rate or quantitative blood plasma pond
When less than the sum of volume of quantitative pond 2 and pond B23 and being greater than quantitative pond 21, which can be guaranteed.Therefore to blood plasma
Injection rate or quantitative blood plasma pond all must be strictly controlled.
Then CD rotates backward, and the blood plasma in the B23 of pond is motionless, then the blood plasma outflow in quantitative pond 21 is flow to afterwards
In non-return pipe 13, finally it is discharged from delivery line 14.When CD rotates backward, in the rotation direction, non-return pipe 13 is located at quantitative
The rear in pond 21, delivery line 14 are located at the rear of non-return pipe 13.The direction of relative movement of blood plasma and CD rotation direction on the contrary, because
This is flowed into non-return pipe 13 and delivery line 14 rather than in ingress pipe 11.
The rear of ingress pipe 11 can access blood plasma storage pool perhaps reaction tank to the blood plasma after quantitative carry out detection or
Reagents are detected.
Changeover portion A3, changeover portion B4 are identical with the effect of changeover portion C5, are for making the flowing of blood plasma more smooth.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations,
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that,
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement, and these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (7)
1. a kind of quantitative sampled plasma CD, it is characterised in that: including CD, the gatherer being located on CD and be located at light
Proportioning device on disk；
The gatherer includes ingress pipe (11), connect with ingress pipe (11) isocon (12) is connect with isocon (12)
Non-return pipe (13) and the delivery line (14) that is connect with non-return pipe (13)；
The proportioning device includes quantitative pond (21) and run-off；
The input terminal of quantitative pond (21) is connect with isocon (12)；The output end and run-off of quantitative pond (21) connect
It connects.
2. a kind of quantitative sampled plasma CD according to claim 1, it is characterised in that: quantitative pond (21) are located at
Isocon (12) is close to the side of cd centre.
3. a kind of quantitative sampled plasma CD according to claim 2, it is characterised in that: the run-off is located at quantitative
Pond (21) is close to the side of cd centre.
4. a kind of quantitative sampled plasma CD according to claim 3, it is characterised in that: the run-off includes pond A
(22) and with pond A(22) the pond B(23 connecting)；
The pond B(23) it is located at pond A(22) close to the side of quantitative pond (21)；
The output end of quantitative pond (21) is connect with pond A(22).
5. a kind of quantitative sampled plasma CD according to claim 1, it is characterised in that: the non-return pipe (13) and lead
The junction of outlet pipe (14) is equipped with changeover portion A(3)；
The changeover portion A(3) and cd centre between minimum range be less than minimum range between run-off and cd centre.
6. a kind of quantitative sampled plasma CD according to claim 1, it is characterised in that: the ingress pipe (11) with point
The junction of flow tube (12) is equipped with changeover portion B(4).
7. a kind of quantitative sampled plasma CD according to claim 1, it is characterised in that: the isocon (12) and only
The junction of return pipe (13) is equipped with changeover portion C(5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701433.3U CN208270310U (en) | 2018-05-11 | 2018-05-11 | A kind of quantitative sampled plasma CD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701433.3U CN208270310U (en) | 2018-05-11 | 2018-05-11 | A kind of quantitative sampled plasma CD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270310U true CN208270310U (en) | 2018-12-21 |
Family
ID=64681671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820701433.3U Active CN208270310U (en) | 2018-05-11 | 2018-05-11 | A kind of quantitative sampled plasma CD |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444803A (en) * | 2018-05-11 | 2018-08-24 | 石家庄禾柏生物技术股份有限公司 | A kind of quantitative sampled plasma CD |
-
2018
- 2018-05-11 CN CN201820701433.3U patent/CN208270310U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444803A (en) * | 2018-05-11 | 2018-08-24 | 石家庄禾柏生物技术股份有限公司 | A kind of quantitative sampled plasma CD |
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