Blood-gas reaction monitoring and control device
A gas reaction and control device technology, applied in biological testing, material inspection products, etc., can solve the problems of few direct measurement items, unsuitable blood gas detection, and too many calculation items.
Inactive Publication Date: 2009-08-05
INST OF BIOMEDICAL ENG CHINESE ACAD OF MEDICAL SCI
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Problems solved by technology
[0002] At present, the blood gas analyzers on the market can only detect the blood-gas reaction in the aqueous solution system. There are few direct measurement items and many calculation items. Calibration reagents are required for detection, and membrane electrodes need to be replaced frequently. They are not suitable for blood gas in non-aqueous solvents. Testing, especially testing of artificial blood
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[0010] The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments.
[0011] The blood-gas reaction monitoring and control device of the present invention includes a gas supply system, a gas mixing tank, a gas-liquid reaction tank, a gas concentration sensor, a pressure sensor, a pH electrode system, a pipeline system, and a data acquisition and controller. The parts included in each part are as follows:
[0012] (1) Gas supply system: including steel cylinder cabinets, steel cylinders, pressure reducing valves, pipelines, and solenoid valves
[0013] (2) Gas mixing tank: including solenoid valve and pressure sensor;
[0014] (3) Gas-liquid reaction tank: multi-channel gas concentration sensor, pressure sensor;
[0015] (4) Gas concentration sensor: oxygen, nitrogen, carbon monoxide, carbon dioxide, nitrous oxide, nitrogen oxide, etc.
[0016] (5) pH electrode system: pH composite electrode
[0017] (6) Gas ...
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The invention relates to a blood-gas reaction monitor and control device which belongs to the technical field of fluid detection and comprises a gas supply system, a gas mixing tank, a gas-liquid reaction tank and a data acquisition and control device, wherein the gas supply system comprises a steel bottle cabinet and a steel bottle arranged in the steel bottle cabinet; through respective pipeline, the steel bottle and electromagnetic valves arranged on the pipelines are respectively connected with the gas mixing tank and the gas-liquid reaction tank which are communicated; the gas mixing tank is mutually communicated with the gas-liquid reaction tank; the gas mixing tank is internally provided with a pressure sensor, and the gas-liquid reaction tank is internally provided with a liquid-level detector, a pressure sensor, a pH electrode and a dissolved oxygen sensor; a plurality of gas concentration sensors are fixed on the lateral wall above the gas-liquid reaction tank; and the data acquisition and control device is used for controlling the electromagnetic valves connected to the pipelines and acquiring the measured data from the pressure sensor, the pH electrode, the dissolved oxygen sensor and the gas concentration sensors. The invention is suitable for the detection of aqueous solution and non aqueous solution, can detect gases such as oxygen, nitrogen, carbon monoxide, carbon dioxide, nitrogen oxide, nitrogen dioxide, and the like, is also suitable for the carrier gas performance analysis of natural blood including human and animals, and also has all functions of a blood gas analyzer.
Description
technical field [0001] The invention belongs to the technical field of fluid detection and relates to a blood-gas reaction monitoring and control device. Background technique [0002] At present, the blood gas analyzers on the market can only detect the blood-gas reaction in the aqueous solution system. There are few direct measurement items and many calculation items. Calibration reagents are required for detection, and membrane electrodes need to be replaced frequently. They are not suitable for blood gas in non-aqueous solvents. Testing, especially testing of artificial blood. Contents of the invention [0003] The object of the present invention is to overcome the above-mentioned shortcomings of the prior art and provide a blood-gas reaction monitoring and control device. [0004] For this reason, the present invention adopts following technical scheme: [0005] A blood-gas reaction monitoring and control device, including a gas supply system, a gas mixing tank, a ga...
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IPC IPC(8): G01N33/48
Inventor 鲍军波刘天军
Owner INST OF BIOMEDICAL ENG CHINESE ACAD OF MEDICAL SCI
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