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Method for detecting fibrinolytic function of blood

A technology for fibrinolysis and functional detection, applied in measuring devices, material analysis by optical means, instruments, etc., can solve the problem of not detecting fibrinolytic function, not representing real-time fibrinolytic function level, and not reflecting real-time plasmin activity and other problems, to achieve the effect of strong anti-interference ability, high specificity and simple operation

Pending Publication Date: 2020-12-11
吴俊
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

They are all indirect detection of fibrinolytic activation molecules to represent the degree of fibrinolytic activation, which is highly non-specific and affected by inflammation, bleeding, thrombus load, etc., not fibrinolytic function detection
[0004] The detection of existing fibrinolytic markers cannot represent the real-time level of fibrinolytic function
Because fibrinolytic marker concentration depends on substrate concentration, enzyme concentration, liver and kidney function and metabolic effects, it cannot reflect real-time plasmin activity

Method used

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  • Method for detecting fibrinolytic function of blood
  • Method for detecting fibrinolytic function of blood
  • Method for detecting fibrinolytic function of blood

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050]The present invention is carried out in a 96-well transparent plate, and the optimal detection volume of the liquid in the reagent well is 200ul, so the total volume of plasma and the above-mentioned 4 kinds of reagents is determined as 200ul. In the FLPA experiment, the volume ratio of plasma to actin reagent was 1:1. Each sample assay consists of experimental wells and control wells. The detection volume of 200ul in the experimental well includes: 70ul of plasma, 70ul of actin reagent, 20ul of thrombin, 20ul of tPA, and 20ul of calcium ion; in the control well, the same volume of distilled water is used instead of tPA, and the detection volume of 200ul includes: 70ul of plasma, actin reagent 70ul, thrombin 20ul, distilled water 20ul, calcium ion 20ul.

[0051] Mix the mixture gently for 5 seconds before starting the reading. Subsequently, the InfiniteM200_pro optical density scanner was used to detect the absorbance changes in the experimental wells and control wells...

Embodiment 2

[0054] The blood fibrinolysis function detection method comprises the following steps:

[0055] a Equipped with experimental group reagents and control group reagents

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Abstract

The invention relates to a method for detecting the fibrinolysis function of blood. The method comprises the following steps: a, preparing an experimental group reagent and a control group reagent; b,performing absorbance detection; and c, calculating the fibrinolysis capacity value and the fibrinolysis time value. The fibrinolysis function of blood can be directly detected; the method is relatively simple to operate; the fibrinolysis function of the blood can be quantitatively evaluated, namely the fibrinolysis capacity and the fibrinolysis time are reflected; and traditional fibrinolytic markers such as FDP and D dimers are high in non-specificity and affected by inflammation, bleeding, thrombus load and the like, and the real fibrinolytic ability can be reflected, so that the specificity is high. In addition, the method is not influenced by blood chyle, jaundice, hemolysis and other factors, and the anti-interference capability is high.

Description

technical field [0001] The invention relates to the technical field of blood fibrinolysis function detection, in particular to a blood fibrinolysis function detection method. Background technique [0002] Fibrin clumps form after blood coagulation, which needs to be dissolved by the fibrinolytic system to allow blood vessels to recanalize. Weakened fibrinolytic function can lead to thrombosis, such as venous thrombosis caused by congenital fibrinolytic defects, and venous thrombosis caused by reduced fibrinolysis after orthopedic surgery. Hyperfibrinolysis can cause bleeding, such as post-traumatic hemorrhage, hemorrhage after urinary system surgery, and severe obstetric hemorrhage are all related to hyperfibrinolysis. Tumor patients may show fibrinolysis inhibition or hyperfibrinolysis, and clinically, hemorrhage or thrombosis may occur. [0003] The blood system maintains balance by the coagulation system, anticoagulation system, and fibrinolysis system. Patients neithe...

Claims

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Application Information

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IPC IPC(8): G01N21/3577
CPCG01N21/3577
Inventor 吴俊
Owner 吴俊
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