CA2335409C - Appareil et methode pour la preparation de plasma - Google Patents
Appareil et methode pour la preparation de plasma Download PDFInfo
- Publication number
- CA2335409C CA2335409C CA002335409A CA2335409A CA2335409C CA 2335409 C CA2335409 C CA 2335409C CA 002335409 A CA002335409 A CA 002335409A CA 2335409 A CA2335409 A CA 2335409A CA 2335409 C CA2335409 C CA 2335409C
- Authority
- CA
- Canada
- Prior art keywords
- sample
- container
- plasma
- blood
- anticoagulant
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 15
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 239000003146 anticoagulant agent Substances 0.000 claims abstract description 40
- 229940127219 anticoagulant drug Drugs 0.000 claims abstract description 40
- 230000009974 thixotropic effect Effects 0.000 claims abstract description 8
- 210000004369 blood Anatomy 0.000 claims description 40
- 239000008280 blood Substances 0.000 claims description 40
- 210000004027 cell Anatomy 0.000 claims description 9
- 210000003743 erythrocyte Anatomy 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000015271 coagulation Effects 0.000 claims description 3
- 238000005345 coagulation Methods 0.000 claims description 3
- 210000000265 leukocyte Anatomy 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 34
- 238000009472 formulation Methods 0.000 abstract description 30
- 150000007523 nucleic acids Chemical class 0.000 abstract description 16
- 238000012360 testing method Methods 0.000 abstract description 16
- 108020004707 nucleic acids Proteins 0.000 abstract description 14
- 102000039446 nucleic acids Human genes 0.000 abstract description 14
- 230000003321 amplification Effects 0.000 abstract description 13
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 13
- 238000003752 polymerase chain reaction Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000003556 assay Methods 0.000 abstract description 2
- 210000002381 plasma Anatomy 0.000 description 33
- 230000003612 virological effect Effects 0.000 description 14
- 241000725303 Human immunodeficiency virus Species 0.000 description 10
- 206010053567 Coagulopathies Diseases 0.000 description 5
- 230000035602 clotting Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 108020004414 DNA Proteins 0.000 description 4
- 230000001413 cellular effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 210000000440 neutrophil Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 206010018910 Haemolysis Diseases 0.000 description 2
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 2
- 102000003896 Myeloperoxidases Human genes 0.000 description 2
- 108090000235 Myeloperoxidases Proteins 0.000 description 2
- 108091028043 Nucleic acid sequence Proteins 0.000 description 2
- 238000012408 PCR amplification Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000023555 blood coagulation Effects 0.000 description 2
- 210000001772 blood platelet Anatomy 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- JFROQFOCFOKDKU-UHFFFAOYSA-L dipotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate;hydron;dihydrate Chemical compound O.O.[K+].[K+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O JFROQFOCFOKDKU-UHFFFAOYSA-L 0.000 description 2
- QLBHNVFOQLIYTH-UHFFFAOYSA-L dipotassium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [K+].[K+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O QLBHNVFOQLIYTH-UHFFFAOYSA-L 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000008588 hemolysis Effects 0.000 description 2
- 229960002897 heparin Drugs 0.000 description 2
- 229920000669 heparin Polymers 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- -1 polyethylene terephthalate Polymers 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XINQFOMFQFGGCQ-UHFFFAOYSA-L (2-dodecoxy-2-oxoethyl)-[6-[(2-dodecoxy-2-oxoethyl)-dimethylazaniumyl]hexyl]-dimethylazanium;dichloride Chemical compound [Cl-].[Cl-].CCCCCCCCCCCCOC(=O)C[N+](C)(C)CCCCCC[N+](C)(C)CC(=O)OCCCCCCCCCCCC XINQFOMFQFGGCQ-UHFFFAOYSA-L 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 208000031886 HIV Infections Diseases 0.000 description 1
- 208000037357 HIV infectious disease Diseases 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- 241000711549 Hepacivirus C Species 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 108020000999 Viral RNA Proteins 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000012801 analytical assay Methods 0.000 description 1
- 230000002429 anti-coagulating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 238000010523 cascade reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 229940000425 combination drug Drugs 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002651 drug therapy Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000003278 haem Chemical class 0.000 description 1
- 208000033519 human immunodeficiency virus infectious disease Diseases 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012678 infectious agent Substances 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000011987 methylation Effects 0.000 description 1
- 238000007069 methylation reaction Methods 0.000 description 1
- 239000002547 new drug Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- MAPFUJCWRWFQIY-UHFFFAOYSA-K tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate;dihydrate Chemical compound O.O.[K+].[K+].[K+].OC(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O MAPFUJCWRWFQIY-UHFFFAOYSA-K 0.000 description 1
Landscapes
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4519397P | 1997-04-30 | 1997-04-30 | |
| US60/045,193 | 1997-04-30 | ||
| US08/925,851 | 1997-09-09 | ||
| US08/925,851 US5906744A (en) | 1997-04-30 | 1997-09-09 | Tube for preparing a plasma specimen for diagnostic assays and method of making thereof |
| CA002223165A CA2223165C (fr) | 1997-04-30 | 1997-12-02 | Appareil et methode pour la preparation de plasma |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002223165A Division CA2223165C (fr) | 1997-04-30 | 1997-12-02 | Appareil et methode pour la preparation de plasma |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2335409A1 CA2335409A1 (fr) | 1998-10-30 |
| CA2335409C true CA2335409C (fr) | 2002-07-02 |
Family
ID=27170558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002335409A Expired - Lifetime CA2335409C (fr) | 1997-04-30 | 1997-12-02 | Appareil et methode pour la preparation de plasma |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2335409C (fr) |
-
1997
- 1997-12-02 CA CA002335409A patent/CA2335409C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2335409A1 (fr) | 1998-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20171204 |