CN107247154B - Cross matching and ABO and RhD blood group and irregular antibody screening sample injector - Google Patents
Cross matching and ABO and RhD blood group and irregular antibody screening sample injector Download PDFInfo
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- CN107247154B CN107247154B CN201710640602.7A CN201710640602A CN107247154B CN 107247154 B CN107247154 B CN 107247154B CN 201710640602 A CN201710640602 A CN 201710640602A CN 107247154 B CN107247154 B CN 107247154B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
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Abstract
The present invention relates to medical experiment equipment, it is cross matching and ABO and RhD blood group and irregular antibody screening sample injector, it has a distribution pipe closed at both ends, it is characterized in that: being arranged side by side at least one syringe in distribution pipe, syringe needle position passes through distribution pipe and is located at distribution pipe lower end, the position being located in distribution pipe on syringe is equipped with radial through-hole, is equipped with a sample-adding pipe side by side with syringe in distribution pipe, and sample-adding pipe is communicated by distribution pipe with syringe;The present invention solves existing blood transfusion cross matching and positive and negative ABO and RhD blood group and irregular antibody screening experiment there is no dedicated sample injector, it is extremely complex using common suction pipe or dropper operation, the problem of low efficiency and easy error, provide cross matching and ABO and RhD blood group and irregular antibody screening sample injector.
Description
Technical field
The present invention relates to medical experiment equipment, specifically cross matching and ABO and RhD blood group and irregular antibody screening adds
Sample device.
Background technique
Up to the present, situation of all-level hospitals Blood Transfusion Dept. to be that blood transfusion cross match blood test, ABO be positive and negative and RhD bracket for blood grouping with
And be when three big experiment of irregular antibody screening in serum be loaded using common plastics suction pipe or plastic dropper, if by
Blood person needs the donor blood of two person-portions or more, and extremely complex, every blood donor is tested in the cross matching done before blood transfusion
Cross matching experiment will be carried out between receptor and between every blood donor and blood donor, such as the experiment of y-bend one needs six
Branch transparent pipe, each transparent pipe sample-adding blood cell and serum are each primary, need to be loaded altogether 12 times, and the experiment of trident one needs to be loaded 24 times,
And blood cell and serum are pushed the wrong bit pairing mode and are added to supervisor and time pipe, it is seen that only sample-adding process is just very cumbersome, is easy
Error, on the other hand, existing sample-adding process can not retain sample, if sample-adding process error, later period counter can not look into.
For this purpose, applicant once applied for a kind of multi-purpose disposable blood transfusion cross match blood test combination on 2 13rd, 2015
Device, and patent for invention has been obtained, a kind of special combination tester is provided for cross matching experiment, but there is no at present dedicated
Sample injector, but use and be manually loaded one by one, low efficiency and easy error.
Summary of the invention
Present invention aim to solve three big experiment of transfusion safety, (blood group cross matching is tested, ABO is positive and negative and RhD
Bracket for blood grouping and irregular antibody screening) without dedicated sample injector, be loaded using common suction pipe or dropper complicated for operation numerous
It is trivial, be easy error, the later period can not anti-the problem of looking into, provide cross matching and ABO and RhD blood group and irregular antibody screening sample-adding
Device.
The invention proposes three kinds of schemes.
Scheme one: cross matching and ABO and RhD blood group and irregular antibody screening sample injector, it is closed at both ends with one
Horizontal positioned distribution pipe is equipped at least two syringes side by side in distribution pipe, and syringe is vertical with distribution pipe, syringe needle
Head position passes through distribution pipe and is located at below distribution pipe, and the position being located in distribution pipe on syringe is equipped with radial through-hole, is distributing
Guan Shangyu syringe is equipped with a sample-adding pipe side by side, and sample-adding pipe is communicated by distribution pipe with syringe.
In scheme one, the syringe is located at radial through-hole sample-adding volume below according to sample-adding amount setting needed for testing.
In scheme one, the distribution bottom of the tube is equipped with a storage capsule, and storage capsule is communicated with distribution pipe.
Scheme two: cross matching and ABO and RhD blood group and irregular antibody screening sample injector, it is horizontally disposed with one
Memotron, at least two measuring cups are equipped in memotron side by side, measuring cup bottom is equipped with vomit pipe, and vomit pipe is pierced by downwards storage
Pipe, each vomit pipe are equipped with valve A, are equipped with a fixed frame outside memotron, vomit pipe lower end is pierced by fixed frame, the storage
It deposits pipe and goes out liquid hose equipped with a feed liquor hose and one and communicated with memotron, the feed liquor hose and other end of liquid hose is set out
There is a reagent bottle.
In scheme two, the volume of the measuring cup is according to sample-adding amount setting needed for testing.
In scheme two, 1-3 valve B is optionally had additional on the vomit pipe.
In scheme two, described valve A, B are common shut-off valve or solenoid valve.
Scheme three: cross matching and ABO and RhD blood group and irregular antibody screening sample injector, there are four side-by-side horizontals for tool
Arrangement and distribution pipe closed at both ends, it is characterized in that: four distribution pipes are not connected, in the left side of odd bits distribution pipe point
Not She You sample-adding pipe, a sample-adding is respectively equipped on the right side of even bit distribution pipe and is managed, is set side by side in the centre of distribution pipe
There are three syringe fixed bits, are respectively provided with a syringe close to both ends position in first distribution pipe, distribute at second
It is being equipped with a syringe close to left side on pipe, middle position is equipped with a syringe in third distribution pipe, the 4th
Middle and close right side are respectively provided with a syringe in a distribution pipe, syringe and second distribution on the left of first distribution pipe
The injection port position of both syringes on pipe is mutually placed close together, syringe and the 4th distribution pipe in third distribution pipe
The injection port position of both intermediate syringes is mutually placed close together, syringe and the 4th distribution on the right side of first distribution pipe
The injection port position of both syringes on the right side of pipe is mutually placed close together, all syringe needle positions be pierced by distribution pipe be located at point
It is piped lower end, the position in distribution pipe is located on syringe and is equipped with radial through-hole, sample-adding pipe is communicated by distribution pipe with syringe.
In scheme three, four distribution pipes by bonding or or connector or integrated molding group be combined into an entirety.
In scheme three, is posted respectively on the sample-adding pipe of the left side " by clear " and the labeling of " for clear " printed words, right side sample-adding are managed
It is upper to be posted respectively " for ball " and the labeling of " by ball " printed words.
The configuration of the present invention is simple, manufacturing cost is low, disposable, securely and reliably, carries out cross matching using the present invention
It is tested with positive and negative ABO and RhD blood group and irregular antibody screening, it is convenient and efficient, it is not easy to make mistakes, after being loaded in experimentation
Remaining sample is conveniently taken pictures to scan and be achieved in sample injector, and the later period counter can look into.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the present invention program one;
Fig. 2 is the schematic diagram of the present invention program two;
Fig. 3 is the schematic diagram of the present invention program three;
Fig. 4 is the auxiliary schematic diagram of the present invention program three;
Fig. 5 is another structural schematic diagram of the present invention program one;
Fig. 6 is one experimental group clutch schematic diagram of y-bend;
Fig. 7 is one experimental group clutch schematic diagram of a fork;
Fig. 8 is the B-B schematic diagram of Fig. 4;
In figure: 1- sample-adding pipe, 2- syringe, 3- distribution pipe, 4- storage capsule, 5- measuring cup, 6- memotron, 7- valve A, 8- valve
Door B, 9- fixed frame, 10- vomit pipe, 11- feed liquor hose, 12- go out liquid hose, 13- reagent bottle.
Specific embodiment
Embodiment 1
Referring to Fig. 1, the present invention has a horizontal positioned distribution pipe 3 closed at both ends, is equipped with side by side extremely in distribution pipe 3
Few two syringes 2, syringe 2 is vertical with distribution pipe 3, and 2 syringe needle position of syringe passes through distribution pipe 3 and is located at 3 lower section of distribution pipe,
The position being located in distribution pipe 3 on syringe 2 is equipped with radial through-hole, is equipped with a sample-adding side by side with syringe 2 in distribution pipe 3
Pipe 1, sample-adding pipe 1 are communicated by distribution pipe 3 with syringe 2.
Syringe 2 described in the present embodiment is located at radial through-hole sample-adding volume below and is set according to sample-adding amount needed for testing
It is fixed.
The bottom of distribution pipe 3 described in the present embodiment is equipped with a storage capsule 4, and storage capsule 4 is communicated with distribution pipe 3.
Working principle: sample being added in sample-adding pipe 1, and sample is flowed into each syringe 2 naturally by distribution pipe 3,
The experimental group clutch being loaded needed for sample injector is aligned again successively pushes syringe 2, when 2 piston of syringe shifts edge on through-hole onto
When pushing down again, due to small more of radial through-hole diameter above the aperture ratio of syringe needle position, therefore syringe needle position pressure ratio is radial leads to
Big more of pressure at hole, so sample more in through-hole flows into the storage capsule 4 of distribution pipe 3, up to 2 piston of syringe shift onto it is logical
When hole lower edge is pushed to bottom down again, quantitative sample flows into experimental group clutch by syringe needle, completes sample-adding at this time.
When the present embodiment is tested for ABO positive definite form and RhD bracket for blood grouping, operating procedure is as follows:
1, take the ABO of Patent No. 201621065473.0 positive and negative and RhD antigens bloodtypes identify combiner one, thirdly
The standard serum containing anti-D, anti-A, anti-B is separately added into branch test tube;
2, the sample injector of the present invention containing 3 syringes is taken, blood cell suspension to be measured is added in sample-adding pipe, then will sample-adding
Device, which is put in above combiner, is directed at test tube, and successively the blood cell suspension in syringe is added in combiner;
3, combiner is placed on to take out after 15 minutes in 37 DEG C of insulating boxs and is shaken up, then with 1000 turns/min centrifugally operated;
4, the case where observation red blood cell sinks, if substantially uniformity sinks down into tube bottom, gel is uniformly distributed, then is judged as not solidifying
Collection;It is judged as agglutination if red blood cell is aggregated on gel layer completely;As red blood cell disperses uneven coagulate among gel layer
Collection is also judged as agglutination.
When the present embodiment is tested for ABO reverse type and irregular antibody screening, operating procedure is as follows:
1, it takes the ABO containing three test tubes positive and negative and RhD antigens bloodtypes identifies two groups of combiner, and be emitted on rack for test tube
In, three, left side is separately added into normal erythrocytes A, red blood cell B, red blood cell AB, three, right side be separately added into containing anti-Igm and B1,
The red blood cell of B2, B3 reagent;
2, serum sample to be measured is added into sample-adding pipe 1, then by sample injector in the sample injector for taking structure as shown in Figure 5
It is directed at the test tube mouth of combiner, syringe is pushed to be loaded;
3, combiner is placed in 37 DEG C of insulating boxs 15 minutes, is shaken up, with centrifuge 1000 turns/min centrifugally operated, so
Observation is taken out afterwards, determine result and is kept a record, and then mark is "+" for agglutination, and not being aggregated then mark is "-";
The positive reverse type of ABO and RhD blood group and irregular antibody screening results determine as shown in the table:
Embodiment 2
Referring to fig. 2, the present invention has a horizontally disposed memotron 6, is equipped at least two measuring cups side by side in memotron 6
5,5 bottom of measuring cup is equipped with vomit pipe 10, and vomit pipe 10 is pierced by downwards memotron 6, and each vomit pipe 10 is equipped with valve A7, storage
A fixed frame 9 is equipped with outside pipe 6,10 lower end of vomit pipe is pierced by fixed frame 9, and the memotron 6 is equipped with a feed liquor hose 11
Go out liquid hose 12 with one to communicate with memotron 6, feed liquor hose 11 and the out other end of liquid hose 12 are equipped with a reagent bottle
13。
Increase valve B8 there are two setting in the present embodiment on vomit pipe 10.
Valve A, B are common shut-off valve in the present embodiment.
Working principle: reagent bottle 13 is moved up, and so that its bottom level is higher than 6 import of memotron, in reagent bottle 13
Sample is flowed into memotron 6 naturally by feed liquor hose 11, and valve A7 and valve B8 are in closed state at this time, to each
After measuring cup 5 is filled naturally, then reagent bottle 13 moved down, so that the outlet tube open height of memotron 6 is higher than reagent bottleneck, at this time
Extra sample flow back into reagent bottle 13 due to difference in height naturally in memotron 6, then the experiment that will be loaded needed for sample injector alignment
The test tube mouth of combiner, then sample-adding can be completed in the opening valve A7 and valve B8 of selectivity according to actual needs.
When the present embodiment is tested for one match of y-bend, operating procedure is as follows:
1, multi-purpose disposable blood transfusion cross match blood test combiner 9 of Patent No. 201510077271.1 are taken to be combined into
One structural experiment combiner of y-bend as shown in FIG. 6, then takes sample injector six of the present embodiment, stick respectively white " 0 ",
" 1 ", " 2 " number and red " 0 ", " 1 ", " 2 " number labeling;
2, receptor's serum is added into the sample injector of label white " 0 " number, adds into the sample injector for marking white " 1 " number
Enter No. 1 blood donor's serum, No. 2 blood donor's serum are added into the sample injector for marking white " 2 " number, toward label red " 0 " number
Receptor's blood cell suspension is added in sample injector, No. 1 blood donor's blood cell suspension is added into the sample injector for marking red " 1 " number, it is past
It marks and No. 2 blood donor's blood cell suspensions is added in the sample injector of red " 2 " number;
3, first white " 0 " number sample injector alignment combiner is horizontally-arranged, then opens valve and is loaded;
4, second white " 1 " number sample injector alignment combiner is horizontally-arranged, then opens valve and is loaded;
5, the third of white " 2 " number sample injector alignment combiner is horizontally-arranged, it then opens valve and is loaded;
6, it the first vertical setting of types of red " 0 " number sample injector alignment combiner, then opens valve and is loaded;
7, it the second vertical setting of types of red " 1 " number sample injector alignment combiner, then opens valve and is loaded;
8, it the third vertical setting of types of red " 2 " number sample injector alignment combiner, then opens valve and is loaded;
9, low solion (LIM) 0.65ml is added into combiner with the present embodiment sample injector again, after mixing again
Cohesion amine aqueous solution is added, (Polybene) solution two drips, and is uniformly mixed;
10, with special centrifugal machine by each row's small test tube centrifugally operated 10 seconds (3400 turns/min), dedicated pumping is then used
Liquid pump takes out supernatant, and retains 0.1ml blood cell mixture;
11, each row's test tube is gently shaken manually, and whether there is or not agglutinations for range estimation red blood cell, must reform if without agglutination;
12, Resuspending(suspending agent is added) two drops gently shake test tube and mix and observe as a result, such as in 60 seconds
Agglutination is scattered, and representative is to cause rejection aggregation match result to be harmonious by Polybene cohesion amine;It is then red if agglutination is not scattered
The specific reaction that cell antigen antibody combines, match result are not consistent;
13, it as reacted suspicious, is sucked the sample into transparent plastic film capsule using sampling viewer with micro- sem observation.
Embodiment 3
Referring to fig. 4, there are four side-by-side horizontal arrangement and distribution pipe 3 closed at both ends, four distribution pipes 3 for present invention tool
It is not connected, it is respectively equipped with a sample-adding pipe 1 in the left side of odd bits distribution pipe 3, is set respectively on the right side of even bit distribution pipe 3
There is a sample-adding pipe 1, is set side by side in the centre of distribution pipe 3 there are three 2 fixed bit of syringe, it is close in first distribution pipe 3
Both ends position is set there are two syringe 2, a syringe 2 is being equipped with close to left side in second distribution pipe 3, in third point
Piping 3 on middle position be equipped with a syringe 2, in the 4th distribution pipe 3 middle and close to right side set there are two note
Emitter 2,2 groups of syringe on first 3 left side syringe 2 of distribution pipe and second distribution pipe 3 are combined into one group, third distribution
2 groups of syringe among syringe 2 and the 4th distribution pipe 3 on pipe 3 are combined into one group, the injection on first 3 right side of distribution pipe
2 groups of syringe on the right side of device 2 and the 4th distribution pipe 3 are combined into one group, and all 2 syringe needle positions of syringe are pierced by distribution pipe 3 and are located at
3 lower end of distribution pipe is located at the position in distribution pipe 3 on syringe 2 and is equipped with radial through-hole, and sample-adding pipe 1 passes through distribution pipe 3 and injection
Device 2 communicates.
Four distribution pipes 3 described in the present embodiment are combined into an entirety by bonding or integrated molding group.
The labeling of " by clear " and " for clear " printed words is posted on the pipe 1 of left side sample-adding described in the present embodiment respectively, right side is loaded
It is posted respectively on pipe 1 " for ball " and the labeling of " by ball " printed words.
Using sample injector of the present invention, it is as follows to carry out an one cross matching laboratory operating procedures of fork:
1, it takes as shown in Figure 7 one to pitch a cross matching experiment combiner to be put into rack for test tube;
2,2ml receptor's serum is added on the left of first row in sample-adding pipe 1,2ml blood donor's serum is added to second row
Left side is loaded in pipe 1, and 1ml blood donor's blood cell suspension is added on the right side of first row in sample-adding pipe 1,1ml receptor's blood cell is hanged
Liquid is added on the right side of second row in sample-adding pipe 1;
3, sample injector is integrally moved on on rack for test tube, is directed at three test tubes of experimental group clutch, successively push syringe 2,
Complete sample-adding;
4, subsequent process steps are similar with the step 9-13 of embodiment 2.
Claims (5)
1. cross matching and ABO and RhD blood group and irregular antibody screening sample injector, closed at both ends horizontal positioned with one
Distribution pipe, it is characterized in that: being equipped at least two syringes side by side in distribution pipe, syringe is vertical with distribution pipe, syringe needle
Head position passes through distribution pipe and is located at below distribution pipe, and the position being located in distribution pipe on syringe is equipped with radial through-hole, is distributing
Guan Shangyu syringe is equipped with a sample-adding pipe side by side, and sample-adding pipe is communicated by distribution pipe with syringe, and the distribution bottom of the tube is set
There is a storage capsule, storage capsule is communicated with distribution pipe.
2. cross matching according to claim 1 and ABO and RhD blood group and irregular antibody screening sample injector, feature
Be: the syringe is located at radial through-hole sample-adding volume below according to sample-adding amount setting needed for testing.
3. cross matching and ABO and RhD blood group and irregular antibody screening sample injector, there are four side-by-side horizontal arrangement and both ends for tool
Closed distribution pipe is respectively equipped with one it is characterized in that: four distribution pipes are not connected on the left of odd bits distribution pipe
Sample-adding pipe is respectively equipped with sample-adding pipe on the right side of even bit distribution pipe, sets that there are three inject side by side in the centre of distribution pipe
Device fixed bit is respectively provided with a syringe close to both ends position in first distribution pipe, close in second distribution pipe
Left side is equipped with a syringe, and middle position is equipped with a syringe in third distribution pipe, in the 4th distribution pipe
Middle and close right side are respectively provided with a syringe, the injection on the left of first distribution pipe on syringe and second distribution pipe
The injection port position of both devices is mutually placed close together, the injection among syringe and the 4th distribution pipe in third distribution pipe
The injection port position of both devices is mutually placed close together, the note on the right side of syringe and the 4th distribution pipe on the right side of first distribution pipe
The injection port position of both emitters is mutually placed close together, and all syringe needle positions are pierced by distribution pipe and are located at distribution pipe lower end,
It is located at the position in distribution pipe on syringe and is equipped with radial through-hole, sample-adding pipe is communicated by distribution pipe with syringe.
4. cross matching according to claim 3 and ABO and RhD blood group and irregular antibody screening sample injector, feature
Be: four distribution pipes are combined into an entirety by bonding or connector or integrated molding group.
5. cross matching according to claim 3 and ABO and RhD blood group and irregular antibody screening sample injector, feature
It is: is posted respectively on the left side sample-adding pipe " by clear " and the labeling of " for clear " printed words, right side is loaded to post respectively on pipe and " supply
The labeling of ball " and " by ball " printed words.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN201810527247.7A CN108732371B (en) | 2017-07-31 | 2017-07-31 | Cross matching and ABO and RhD blood type and irregular antibody screening sample injector |
CN201710640602.7A CN107247154B (en) | 2017-07-31 | 2017-07-31 | Cross matching and ABO and RhD blood group and irregular antibody screening sample injector |
PCT/CN2018/092535 WO2019024624A1 (en) | 2017-07-31 | 2018-06-25 | Cross-matching of blood, abo and rhd blood typing, and irregular antibody screening sample-adding apparatus |
Applications Claiming Priority (1)
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CN201710640602.7A CN107247154B (en) | 2017-07-31 | 2017-07-31 | Cross matching and ABO and RhD blood group and irregular antibody screening sample injector |
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CN201810527247.7A Division CN108732371B (en) | 2017-07-31 | 2017-07-31 | Cross matching and ABO and RhD blood type and irregular antibody screening sample injector |
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CN107247154B true CN107247154B (en) | 2018-12-18 |
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CN201710640602.7A Active CN107247154B (en) | 2017-07-31 | 2017-07-31 | Cross matching and ABO and RhD blood group and irregular antibody screening sample injector |
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CN108732371B (en) * | 2017-07-31 | 2022-02-01 | 刘大基 | Cross matching and ABO and RhD blood type and irregular antibody screening sample injector |
CN108931657B (en) * | 2018-04-17 | 2021-02-02 | 杭州电子科技大学 | Cross blood matching instrument |
CN110187133B (en) * | 2019-04-12 | 2022-04-01 | 杭州电子科技大学 | Test device for cross matching |
CN111481389B (en) * | 2020-04-26 | 2021-07-16 | 青岛市妇女儿童医院 | Medicine changing device comprising medicine changing box |
CN111513961B (en) * | 2020-04-26 | 2021-07-02 | 青岛大学附属医院 | Medical dressing bracket |
CN111505318A (en) * | 2020-05-15 | 2020-08-07 | 刘大基 | Blood transfusion compatibility detection package analyzer |
CN113341163B (en) * | 2021-06-03 | 2024-01-19 | 上海市血液中心 | -D-rare blood group screening reagent and application thereof |
CN115820397B (en) * | 2023-02-15 | 2023-09-08 | 季华实验室 | Intermittent superposition sample adding device, system and method |
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CN2074761U (en) * | 1990-07-14 | 1991-04-10 | 北京有色金属研究总院 | Automatic rationing liquid feeder |
JPH0545365A (en) * | 1991-08-09 | 1993-02-23 | Olympus Optical Co Ltd | Sample separate injection method |
CN2415356Y (en) * | 1999-12-16 | 2001-01-17 | 吴昌 | Tube type micro liquid distributor for making biological water |
CH695544A5 (en) * | 2000-11-17 | 2006-06-30 | Tecan Trading Ag | Apparatus for dispensing or aspirating / dispensing liquid samples. |
EP1344565A1 (en) * | 2002-03-13 | 2003-09-17 | The Automation Partnership (Cambridge) Limited | Low volume droplet dispensing |
CN2679227Y (en) * | 2003-12-31 | 2005-02-16 | 宜兴市科达机械有限公司 | Quantitative pulp filling appts. for moulding injection of paper pulp |
CN201196652Y (en) * | 2008-05-16 | 2009-02-18 | 厦门大学 | Non-valve injection type sample adding component |
CN201600379U (en) * | 2009-12-31 | 2010-10-06 | 南京劳拉电子有限公司 | Reagent injecting device |
CN201859148U (en) * | 2010-08-26 | 2011-06-08 | 广州阳普医疗科技股份有限公司 | Dropping liquid detection device, reagent addition device comprising same and blood type analyzer |
CN201908214U (en) * | 2010-12-16 | 2011-07-27 | 福建凤竹纺织科技股份有限公司 | Automatic assistant charging system |
CN204989210U (en) * | 2015-07-31 | 2016-01-20 | 深圳市检验检疫科学研究院 | Simple and easy application of sample ware |
CN105465054B (en) * | 2015-12-21 | 2017-12-29 | 温锡钦 | The device of lifting fluid pressure or height |
CN108732371B (en) * | 2017-07-31 | 2022-02-01 | 刘大基 | Cross matching and ABO and RhD blood type and irregular antibody screening sample injector |
CN207007863U (en) * | 2017-07-31 | 2018-02-13 | 刘大基 | Cross matching and ABO and RhD blood groups and irregular antibody examination sample injector |
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2017
- 2017-07-31 CN CN201810527247.7A patent/CN108732371B/en active Active
- 2017-07-31 CN CN201710640602.7A patent/CN107247154B/en active Active
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CN108732371A (en) | 2018-11-02 |
CN107247154A (en) | 2017-10-13 |
CN108732371B (en) | 2022-02-01 |
WO2019024624A1 (en) | 2019-02-07 |
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