CN216747533U - Blood gas analyzer - Google Patents
Blood gas analyzer Download PDFInfo
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- CN216747533U CN216747533U CN202123220391.2U CN202123220391U CN216747533U CN 216747533 U CN216747533 U CN 216747533U CN 202123220391 U CN202123220391 U CN 202123220391U CN 216747533 U CN216747533 U CN 216747533U
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- peristaltic pump
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Abstract
The utility model discloses a blood gas analyzer, include: the device comprises a case, a display, a printer, a scanning module, a sampling frame, a first sample box, a second sample box, a flow path board, a first peristaltic pump and a second peristaltic pump; the display, the printer and the scanning module are arranged on the case, and the sampling frame, the first sample box, the second sample box, the flow path plate, the first peristaltic pump and the second peristaltic pump are arranged in the case; the flow path plate is provided with a plurality of electromagnetic valves for plugging the reagent kit, the sampling frame, the first sample box, the first peristaltic pump and the reagent kit are sequentially connected in series to form a main flow path, the input end of the second sample box is connected between the output end of the first sample box and the first peristaltic pump, the second peristaltic pump is arranged between the second sample box and the reagent kit, and the second sample box and the second peristaltic pump form an auxiliary flow path. The utility model discloses an optimal maintenance scheme has improved the life of electrode to be convenient for the user audio-visual state of observing the product.
Description
Technical Field
The utility model relates to a blood gas analysis technical field, in particular to blood gas analyzer.
Background
At present, the blood gas analyzer is commonly used in various domestic hospitals, and after different types of blood gas products are successively released by domestic blood gas manufacturers, the blood gas analyzer has little impact on the market. With the clinical significance of lactate (Lac) and glucose (Glu) being recognized, the market demand is increasing.
However, when Lac and Glu electrodes are used in the prior instrument, the service life of the electrodes is not long due to the influence of the use environment, and the terminal is frequently used and replaced, so that the production cost is high; moreover, the user cannot visually observe the state of the product through the current blood gas analyzer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a blood gas analyzer aims at improving the life of electrode to the audio-visual state of observing the product of convenience of customers.
In order to achieve the above object, the utility model provides a blood gas analyzer, blood gas analyzer includes: the device comprises a case, a display, a printer, a scanning module, a sampling frame, a first sample box, a second sample box, a flow path board, a first peristaltic pump and a second peristaltic pump;
the display, the printer and the scanning module are arranged on the case, and the sampling frame, the first sample box, the second sample box, the flow path plate, the first peristaltic pump and the second peristaltic pump are arranged in the case;
the flow path plate is provided with a plurality of electromagnetic valves for inserting the reagent kit, the sampling frame, the first sample box, the first peristaltic pump and the reagent kit are sequentially connected in series to form a main flow path, the input end of the second sample box is connected between the output end of the first sample box and the first peristaltic pump, the second peristaltic pump is arranged between the second sample box and the reagent kit, and the second sample box and the second peristaltic pump form an auxiliary flow path.
The utility model discloses a further technical scheme is, the kit is including the first kit that is used for placing the calibration solution, the second kit that is used for placing washing liquid and waste liquid, be provided with the solenoid valve that is used for collecting the waste liquid on the flow path board, first peristaltic pump and second peristaltic pump respectively with the solenoid valve that is used for collecting the waste liquid is connected.
The utility model discloses a further technical scheme is, be provided with first liquid level detection sensor, insensitive type sensor and second liquid level detection sensor in the first sample case, first liquid level detection sensor, insensitive type sensor, second liquid level detection sensor concatenate in proper order the sampling frame with between the first peristaltic pump.
The utility model discloses a further technical scheme is, be provided with solenoid valve V11, sensitive type sensor in the second sample case, solenoid valve V11's input connect in the second liquid level detection sensor with between the first peristaltic pump, sensitive type sensor connect in solenoid valve V11's output with between the second peristaltic pump.
The utility model discloses a further technical scheme is, first kit and second kit are closed structure.
The utility model discloses blood gas analyzer's beneficial effect is: the utility model discloses an above-mentioned technical scheme, include: the device comprises a case, a display, a printer, a scanning module, a sampling frame, a first sample box, a second sample box, a flow path board, a first peristaltic pump and a second peristaltic pump; the display, the printer and the scanning module are arranged on the case, and the sampling frame, the first sample box, the second sample box, the flow path board, the first peristaltic pump and the second peristaltic pump are arranged in the case; the flow path board is provided with a plurality of electromagnetic valves for plugging a kit, the sampling frame, the first sample box, the first peristaltic pump and the kit are sequentially connected in series to form a main flow path, the input end of the second sample box is connected with the output end of the first sample box and between the first peristaltic pumps, the second peristaltic pump is arranged between the second sample box and the kit, the second sample box and the second peristaltic pump form an auxiliary flow path, electrodes with different characteristics are managed in a shunting manner, corresponding reagents are selected according to the characteristics of the electrodes for collocation maintenance when the instrument is subjected to daily maintenance, an optimal maintenance scheme is realized, the service life of the electrodes is prolonged, and the state of a product can be conveniently and visually observed by a user.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a preferred embodiment of the blood gas analyzer of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the blood gas analysis of the present invention;
FIG. 3 is a front view of a preferred embodiment of the blood gas analysis of the present invention;
fig. 4 is a schematic structural diagram of a dual flow-path system.
The reference numbers illustrate:
a chassis 1; a display 2; a printer 3; a scanning module 4; a sampling frame 5; a first sample tank 6; a second sample chamber 7; a flow path plate 8; a first peristaltic pump 9; a second peristaltic pump 10; a first reagent cartridge 11; a second kit 12.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
When considering present blood gas analysis appearance and using Lac, Glu electrode, because service environment's influence, the electrode life-span is not high, and the terminal use is changed too frequently, leads to manufacturing cost to be high at all to, the user can't be through the state of the audio-visual product of observing of present blood gas analysis appearance, from this, the utility model provides a solution.
Specifically, the utility model provides a blood gas analyzer, the utility model discloses the technical scheme who adopts carries out the management along separate routes with the electrode of different characteristics, selects the reagent that corresponds to arrange according to the characteristic of electrode when the instrument carries out routine maintenance and maintains, realizes the optimal maintenance scheme, improves the life of electrode to set up the display on quick-witted case, the user audio-visual state of observing the product of being convenient for.
As shown in fig. 1 to 4, the preferred embodiment of the blood gas analyzer of the present invention comprises: the device comprises a case 1, a display 2, a printer 3, a scanning module 4, a sampling rack 5, a first sample box 6, a second sample box 7, a flow path plate 8, a first peristaltic pump 9 and a second peristaltic pump 10.
The display 2, the printer 3 and the scanning module 4 are mounted on the case 1, and the sampling rack 5, the first sample box 6, the second sample box 7, the flow path plate 8, the first peristaltic pump 9 and the second peristaltic pump 10 are mounted in the case 1.
The flow path plate 8 is provided with a plurality of electromagnetic valves for plugging a kit, the sampling frame 5, the first sample box 6, the first peristaltic pump 9 and the kit are sequentially connected in series to form a blood gas analysis main flow path, the input end of the second sample box 7 is connected between the output end of the first sample box 6 and the first peristaltic pump 9, the second peristaltic pump 10 is arranged between the second sample box 7 and the kit, and the second sample box 7 and the second peristaltic pump 10 form a blood gas analysis auxiliary flow path.
In this embodiment, the blood gas analyzer is arranged according to a dual-flow system, the sample box is divided into a first sample box 6 and a second sample box 7, and the pO is analyzed according to different sensitivities of the electrodes2、PCO2、pH、K+、Na+、Cl-、Ca2+HCT, in a first sample chamber 6, Lac, Glu electrodes in a second sample chamber 7. The flow paths are connected according to the flow path principle, the Lac and Glu electrode flow paths are parallel to the blood gas and ion electrode flow paths, when the flow path maintenance is carried out on the instrument, corresponding reagents are selected according to the characteristics of the electrodes for matching maintenance, and reagents having influences on the Lac and Glu electrodes can be prevented from flowing into the Lac and Glu electrode flow paths, so that the service lives of the Lac and Glu electrodes are prolonged.
In this embodiment, the case 1 is a frame of the whole blood gas analyzer, and all the components are attached to the case 1. The display screen has the function of realizing human-computer interaction, and a user can visually see the state of a product through the display screen. The printer 3 is used for printing the test result and the abnormal state of the product. The scanning module 4 scans the two-dimensional code and mainly manages and controls the consumables.
The sampling rack 5 is a sample inlet, and all samples, including quality control samples, are drawn from the sampling rack 5. The sampling rack 5 is used for absorbing samples and is connected with the flow board 8 and the first sample box 6 or the second sample box 7 through the action change of the sampling rack 5, the corresponding nozzle connecting needle on the flow board 8 is connected with the reagent kit, and the whole system is connected with the flow board 8, the sampling rack 5, the first sample box 6, the second sample box 7, the first peristaltic pump 9 and the second peristaltic pump 10 through hoses. The channel plate 8 serves to connect the cartridge to the entire flow path and to automatically select a reagent to enter the flow path according to the product requirements.
The first sample compartment 6 and the second sample compartment 7 are adapted to carry a plurality of sensors, wherein the first sample compartment 6 is adapted to carry a non-sensitive sensor and the second sample compartment 7 is adapted to carry a sensitive sensor. The first sample chamber 6 and the second sample chamber 7 are the core of the whole blood gas analyzer, and various sensors are integrated therein and perform a constant temperature function, and all parameters of the product are tested by the sensors in the first sample chamber 6 and the second sample chamber 7.
The first peristaltic pump 9 and the second peristaltic pump 10 function to power the primary flow path and the secondary flow path, respectively.
The kit is used for containing various reagents, such as a calibration solution, a cleaning solution and a waste solution, wherein the types of the calibration solution and the cleaning solution can be selected and determined according to the type of the sensor.
Further, in this embodiment, the kit includes a first kit 11 for placing a calibration solution and a second kit 12 for placing a cleaning solution and a waste solution, an electromagnetic valve for collecting the waste solution is disposed on the flow path plate 8, and the first peristaltic pump 9 and the second peristaltic pump 10 are respectively connected to the electromagnetic valve for collecting the waste solution.
Considering that the calibration reagent is less in consumption, long in service time, large in consumption of the cleaning reagent, large in demand and frequent in replacement, all reagents are concentrated in one reagent kit in the prior art, the cleaning solution is often used up, other reagents are more, but the reagent kit has to be replaced to cause the waste of the calibration reagent, therefore, the reagent kit in the prior art is divided into the first reagent kit 11 and the second reagent kit 12, the reagent consumption speed is equivalent to that of the first reagent kit and the second reagent kit, the reagents can be fully utilized, and the waste is avoided.
In this embodiment, the first reagent kit 11 and the second reagent kit 12 are closed structures, so as to be conveniently and intensively treated after being used, and further achieve the purpose of effectively preventing biological pollution.
In this embodiment, be provided with first liquid level detection sensor, insensitive type sensor and second liquid level detection sensor in the first sample case 6, first liquid level detection sensor, insensitive type sensor, second liquid level detection sensor concatenate in proper order between sampling frame 5 and first peristaltic pump 9.
An electromagnetic valve V11 and a sensitive sensor are arranged in the second sample box 7, the input end of the electromagnetic valve V11 is connected between the second liquid level detection sensor and the first peristaltic pump 9, and the sensitive sensor is connected between the output end of the electromagnetic valve V11 and the second peristaltic pump 10.
In this embodiment, each electromagnetic valve is a two-way pinch valve.
The working principle of the blood gas analyzer of the present invention will be described in detail with reference to fig. 1 to 4.
When a whole test item of the liquid to be tested is required, the electromagnetic valve V11 is controlled to be opened, the main flow path and the auxiliary flow path are communicated, the pump M2 is started, the liquid to be tested is sucked into the insensitive sensor and the sensitive sensor through the sampling frame 5 to be tested, and waste liquid enters the waste liquid box after the test is finished.
When the parameters of the insensitive part need to be tested, the electromagnetic valve V11 is controlled to close the auxiliary flow path, the pump M1 is started, and the liquid to be tested is sucked for detection.
When the main flow path and the sub-flow path need to be maintained, the main flow path and the sub-flow path, the insensitive sensor and the sensitive sensor are maintained by matching according to the performance of the reagent and the characteristics of the sensor.
When the liquid sample to be detected is small in amount and needs to be tested in a whole project, the main flow path project test can be carried out, the electromagnetic valve V11 is controlled to be opened after the test is finished, the main flow path and the secondary flow path are conducted, and the liquid to be detected is pumped to the secondary flow path to test parameters.
The utility model discloses blood gas analyzer's concrete working procedure as follows:
the first step is as follows: the sampling needle of the sampling rack 5 in fig. 4 is lifted and the operator moves the sample to the sampling needle.
The second step is that: the pump M1 in fig. 4 starts to rotate to suck the sample, and when the sample reaches the first liquid level detection sensor (i.e., the first liquid level detection sensor) in fig. 4, the sample suction is stopped, the operator removes the sample, and the sampling needle returns to the original position.
The third step: the pump M1 in fig. 4 rotates again, the second liquid level detection sensor (i.e. the second liquid level detection sensor) and the first liquid level detection sensor in fig. 4 start to synchronously detect whether liquid exists in the flow path, when the second liquid level detection sensor and the first liquid level detection sensor in fig. 4 continuously detect liquid, the pump M1 in fig. 4 stops rotating, otherwise, the pump M1 in fig. 4 stops rotating all the time, at this time, the whole liquid detection is judged to be failed, and sampling needs to be performed again.
The fourth step: when the detection in fig. 4 is successful, the insensitive sensor in fig. 4 starts to acquire signals, and when a certain condition is met, the signal acquisition is finished. It should be noted that the "certain condition" means that the signal collected by the insensitive sensor is stable.
The fifth step: after the insensitive sensor in fig. 4 finishes acquiring the signal, the sensitive sensor in fig. 4 starts to acquire the signal, and stops acquiring the signal after the acquired signal reaches a certain condition.
And a sixth step: the pump M2 in fig. 4 starts to rotate to evacuate the liquid from the sensitive sensor in fig. 4, and then the pinch valve V11 in fig. 4 is opened and the pump M2 in fig. 4 starts to rotate a certain number of steps to evacuate the sample from the insensitive sensor in fig. 4 to the sensitive sensor in fig. 4.
The seventh step: when the liquid reaches the sensitive sensor in fig. 4, the sensitive sensor in fig. 4 starts to collect a sample signal, and when the collected signal reaches a certain condition, the sampling is stopped.
Eighth step: after sampling is completed, cleaning of the flow path is started, the pinch valve V11 in fig. 4 is closed, the electromagnetic valve V4 in fig. 4 is opened, GL cleaning liquid is pumped to clean the flow path, the pinch valve V11 in fig. 4 is opened after the pumped cleaning liquid reaches the insensitive sensor, and then the pump M2 in fig. 4 starts to rotate, and the GL cleaning liquid is pumped to the sensitive sensor to clean the flow path.
The ninth step: when the eighth step is repeated, the solenoid valve V4 and the pinch valve V11 in fig. 4 are closed, then the solenoid valve V10 in fig. 4 is opened, the pump M1 in fig. 4 rotates to pump M cleaning solution to clean the insensitive sensor in fig. 4, and after repeating for several times, the whole operation is finished.
The utility model discloses blood gas analyzer's beneficial effect is: the utility model discloses an above-mentioned technical scheme, include: the device comprises a case, a display, a printer, a scanning module, a sampling frame, a first sample box, a second sample box, a flow path board, a first peristaltic pump and a second peristaltic pump; the display, the printer and the scanning module are arranged on the case, and the sampling frame, the first sample box, the second sample box, the flow path plate, the first peristaltic pump and the second peristaltic pump are arranged in the case; the flow path board is provided with a plurality of electromagnetic valves for plugging a kit, the sampling frame, the first sample box, the first peristaltic pump and the kit are sequentially connected in series to form a main flow path, the input end of the second sample box is connected with the output end of the first sample box and between the first peristaltic pumps, the second peristaltic pump is arranged between the second sample box and the kit, the second sample box and the second peristaltic pump form an auxiliary flow path, electrodes with different characteristics are managed in a shunting manner, corresponding reagents are selected according to the characteristics of the electrodes for collocation maintenance when the instrument is subjected to daily maintenance, an optimal maintenance scheme is realized, the service life of the electrodes is prolonged, and the state of a product can be conveniently and visually observed by a user.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (5)
1. A blood gas analyzer, comprising: the device comprises a case, a display, a printer, a scanning module, a sampling frame, a first sample box, a second sample box, a flow path board, a first peristaltic pump and a second peristaltic pump;
the display, the printer and the scanning module are arranged on the case, and the sampling frame, the first sample box, the second sample box, the flow path plate, the first peristaltic pump and the second peristaltic pump are arranged in the case;
the flow path board is provided with a plurality of electromagnetic valves for inserting the reagent kit, the sampling frame, the first sample box, the first peristaltic pump and the reagent kit are sequentially connected in series to form a main flow path, the input end of the second sample box is connected between the output end of the first sample box and the first peristaltic pump, the second peristaltic pump is arranged between the second sample box and the reagent kit, and the second sample box and the second peristaltic pump form an auxiliary flow path.
2. The blood gas analyzer according to claim 1, wherein the reagent kit comprises a first reagent kit for containing a calibration solution and a second reagent kit for containing a cleaning solution and a waste solution, the flow plate is provided with a solenoid valve for collecting the waste solution, and the first peristaltic pump and the second peristaltic pump are respectively connected with the solenoid valve for collecting the waste solution.
3. The blood gas analyzer of claim 2, wherein a first liquid level detection sensor, an insensitive sensor and a second liquid level detection sensor are arranged in the first sample tank, and the first liquid level detection sensor, the insensitive sensor and the second liquid level detection sensor are sequentially connected in series between the sampling frame and the first peristaltic pump.
4. The blood gas analyzer of claim 3, wherein a solenoid valve V11 and a sensitive sensor are arranged in the second sample box, an input end of the solenoid valve V11 is connected between the second liquid level detection sensor and the first peristaltic pump, and the sensitive sensor is connected between an output end of the solenoid valve V11 and the second peristaltic pump.
5. The blood gas analyzer of claim 2, wherein the first reagent cartridge and the second reagent cartridge are of a closed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220391.2U CN216747533U (en) | 2021-12-20 | 2021-12-20 | Blood gas analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220391.2U CN216747533U (en) | 2021-12-20 | 2021-12-20 | Blood gas analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216747533U true CN216747533U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123220391.2U Active CN216747533U (en) | 2021-12-20 | 2021-12-20 | Blood gas analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216747533U (en) |
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2021
- 2021-12-20 CN CN202123220391.2U patent/CN216747533U/en active Active
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