49 results about "Blood gas analyzer" patented technology

The invention relates to the technical field of medical data analysis, in particular to a sepsis prediction system based on deep learning. The system comprises a sepsis risk assessment module, a capillary barrier injury analysis module, a myocardial inhibition analysis module and a sepsis prediction module, and blood lactic acid concentration data of a patient are obtained through a lactic acid analyzer; acquiring oxygenation state data of a patient through a blood gas analyzer, and performing sepsis risk assessment according to the oxygenation state data of the patient and the blood lactic acid concentration data of the patient, so as to obtain sepsis risk data; obtaining a lung structure image through a high-resolution chest CT; performing alveolar feature extraction according to the lung structure image to obtain alveolar data; according to the pulmonary alveolar data, capillary barrier injury analysis is carried out, so that capillary barrier injury data is obtained; an echocardiogram is obtained by an echocardiograph. The sepsis prediction accuracy is improved based on a medical data analysis technology.

1. The name of the product of this design: valve assembly of the test kit. 2. Purpose of the product with this appearance design: The test kit is used in a blood gas analyzer, and the valve assembly is used to control the flow of liquid and the on / off of air in the liquid bag in the test kit. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

A blood gas analyzer (1) for measuring an analyte parameter in a blood sample, such as a whole blood sample, aspirated from a handheld blood sample container (100) into the blood gas analyzer (1) comprises a controller (8) and a sensor system (5) for detecting the presence, position and / or orientation of the handheld blood sample container (100) relative to an inlet structure (12a / b). An aspiration system is provided for aspirating the blood sample from the handheld blood sample container (100), which aspiration system can be connected to the handheld blood sample container (100). A user interface system is provided for outputting instructions to a user (102) of the blood gas analyzer (1), the instructions being selected from a set of pre-stored instructions. The controller (8) selects one of the at least two sets of pre-stored instructions based on an evaluation of signals obtained from the sensor system.

Electrochemical sensor modules for blood gas analyzers are disclosed that can detect the presence of a blood micro clot or deposit on a pH sensor. The electrochemical sensor modules include an integrated sensor chip containing a pH sensor and a bicarbonate (HCO3) sensor. Kits and systems containing the electrochemical sensor modules are also disclosed, as well as methods of using the electrochemical sensor modules.

The present application relates to a kind of blood gas analyzers, including test card assembly and reagent pack assembly, test card assembly at least includes the test card main body with calibration liquid port, reagent pack assembly at least includes rotating switch assembly, liquid storage device, air inlet device and sample inlet device with liquid inlet needle, rotating switch assembly includes the fixed valve body with first pipe mouth with liquid storage device communication, second pipe mouth with sample inlet device communication, third pipe mouth with air inlet device communication, and rotating main body with communication pipeline is set, both ends of liquid inlet needle are respectively communicated with second pipe mouth and calibration liquid port, rotating main body is set in fixed valve body inside and can be rotated relative to fixed valve body to realize first pipe mouth and second pipe mouth communication, or second pipe mouth and third pipe mouth communication, or close second pipe mouth.This blood gas analyzer uses rotating switch assembly to realize the on-off control of different pipeline, without pressing and relaxing rubber tube action, there is no pipeline blockage hidden trouble, prevent calibration liquid from leaking.

The present invention provides a method for judging temperature abnormality and a method for data correction of a blood gas biochemical analyzer. According to a plurality of ambient temperatures and a plurality of heating element temperatures, a plurality of ambient temperature filtering results and heating element temperature filtering results are obtained; if each heating element temperature filtering result meets the heating element threshold temperature, and the air duct temperature at the currently obtained time belongs to the air duct threshold temperature range, it is confirmed that the temperature control state of the blood gas biochemical analyzer is in a normal state. In this way, according to the ambient temperatures and heating element temperatures corresponding to a plurality of time points respectively, a plurality of ambient temperature filtering results and a plurality of heating element temperature filtering results can be obtained. As long as each heating element temperature filtering result meets the heating element threshold temperature under the corresponding ambient temperature filtering result, and the air duct temperature corresponding to the current time also meets the air duct threshold temperature range, it can ensure that the temperature control state of the blood gas biochemical analyzer is in a normal state, thereby improving the accuracy of subsequent measurement data.

1. The name of the design product: blood gas analyzer. 2. The use of the design product: the design product is used for blood gas, blood oxygen, electrolyte and metabolite analysis. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention provides a fluid treatment device of a blood gas analyzer, and relates to the technical field of in-vitro medical detection.The fluid treatment device is characterized in that a sample, a reagent and gas are input from a storage container through a sample introduction mechanism; the test card is used for performing electrochemical detection on a sample or a reagent entering the test card, and the cuvette is used for performing optical detection on the sample or the reagent entering the cuvette; and circulation of samples, reagents and gas is realized through the pipeline module. During detection, the sample introduction mechanism firstly inputs a sample or a reagent, and when the sample or the reagent enters the pipeline module and reaches a set amount, gas is input into the pipeline module, so that residual liquid which cannot be detected in a pipeline is reduced, and the use amount of the sample or the reagent is reduced; when cleaning is needed, the sample injection mechanism alternately conveys cleaning liquid and gas into the pipeline module, so that the cleaning liquid is conveyed at intervals, the liquid column is alternately washed in the pipeline, and a more effective cleaning effect can be achieved.

1. Name of the product in this design: Blood Gas Analyzer (Medical). 2. Purpose of this design: For use in patient blood gas analysis. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The utility model discloses a power supply driving circuit and a blood gas analyzer. The power supply driving circuit comprises a first power supply chip, a second power supply chip and a differential amplifier, and the temperature excursion and the driving capability of the first power supply chip are higher than those of the second power supply chip. And the differential amplifier is used for amplifying a differential value between the driving voltage output by the first power supply chip and the second power supply reference voltage, and outputting a regulating voltage to regulate the driving voltage. By means of the circuit, the driving voltage for low-temperature drift and high-current driving of the blood gas analyzer can be generated, the stability and reliability of operation of the blood gas analyzer can be improved, and therefore the blood gas analyzer can obtain more accurate and robust blood gas detection and analysis results.

This invention discloses a fully automated chemiluminescence immunoassay blood gas analyzer, belonging to the field of blood testing technology. The analyzer includes a sample loading module, a mixing module, and a blood gas module. The sample loading module includes a sample tray with a locking slot for holding a blood collection needle. The mixing module includes a first longitudinal displacement module, a first lifting displacement module, a first rotation module, and grippers. The grippers can grasp the blood collection needle within the locking slot. The first longitudinal displacement module and the first lifting displacement module can move the blood collection needle within a first plane. The first rotation module can shake the blood collection needle via the grippers. The blood gas module has an extendable blood gas sampling needle located within the first plane. Compared with existing technologies, the fully automated chemiluminescence immunoassay blood gas analyzer provided by this invention integrates the functions of both chemiluminescence and immunoassay blood gas analyzers. Only one blood sample is needed to complete both types of tests, reducing the burden on patients, decreasing consumable consumption, and simplifying the testing operation.

1. The name of the product of this design: blood gas analyzer. 2. Purpose of this design product: used for blood gas analyzer. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses a full-automatic light-emitting immune blood gas analyzer, and belongs to the technical field of blood detection.The analyzer comprises a sample loading module, a shake-up module and a blood gas module, the sample loading module comprises a sample disc, and the sample disc is provided with a bayonet used for being connected with a blood taking needle in a clamped mode; the shaking module comprises a first longitudinal displacement module, a first lifting displacement module, a first rotating module and a clamping jaw, the clamping jaw can clamp the blood taking needle in the bayonet, the first longitudinal displacement module and the first lifting displacement module can drive the blood taking needle to move in a first plane, and the first rotating module can shake the blood taking needle through the clamping jaw; the blood gas module is provided with a blood gas sampling needle capable of stretching out, and the blood gas sampling needle is located in a first plane. Compared with the prior art, the full-automatic light-emitting immune blood gas analyzer provided by the invention integrates the functions of a light-emitting immune blood gas analyzer and an immune blood gas analyzer, and two types of detection can be completed only by collecting one blood sample, so that the burden of a patient is relieved, the consumption of consumables is reduced, and the detection operation is simplified.

The utility model discloses a blood gas analyzer, and particularly relates to the technical field of blood gas analyzers, the blood gas analyzer comprises a blood gas analyzer body, a detection cavity is arranged on the surface of the blood gas analyzer body, an electronic display screen is embedded on the surface of the blood gas analyzer body, a guide groove is arranged on the lower surface of the blood gas analyzer body, and the guide groove is communicated with the detection cavity. The bottom of the blood gas analyzer body is fixedly connected with a shaft seat, the blood gas analyzer body is rotatably connected with a stand column through the shaft seat, and the bottom end of the stand column is fixedly connected with a bottom support. The bottom of the blood gas analyzer body is rotationally connected with a stand column fixedly connected to the surface of a bottom support through a shaft seat, the bottom support of the blood gas analyzer body is placed on a supporting face, when the angle of the blood gas analyzer body needs to be adjusted, axial thrust is applied to the blood gas analyzer body, and under the supporting and guiding effects of the shaft seat, the blood gas analyzer body can be automatically adjusted. The blood gas analyzer body rotates relative to the bottom support, the adjusting process is smooth and labor-saving, and the use effect is good.

1. Name of the product in this design: Blood Gas Analyzer. 2. Application of this design: This design is used for clinical medical testing of blood gases. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention discloses a blood gas analysis needle assembly capable of preventing air pollution. The blood gas analysis needle assembly comprises a blood gas analysis needle, a needle cylinder cover and a blood gas analyzer. The blood gas analysis needle comprises a needle cylinder and a needle head; the needle cylinder cover is detachably connected with the blood gas analysis needle, can synchronously complete the disassembly of the needle head and the sealing of blood in the needle cylinder during installation, and comprises an inner cover and an outer cover, the inner cover is detachably connected with the needle cylinder, the outer cover and the inner cover are in idling connection and can slide, a cavity and an air bag are arranged between the inner cover and the outer cover, and the outer cover slides to extrude or release the air bag to fix or separate the needle head; the blood gas analyzer is in butt joint with the needle cylinder through a needle penetrating through the needle hole of the needle cylinder cover. The assembly simplifies the operation process, improves the efficiency, facilitates needle control, guarantees detection butt joint, and is suitable for blood gas analysis scenes.

1. The name of the design product: blood gas analyzer (wet type). 2. The use of the design product: the design is used for blood gas analyzer. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The present application relates to a kind of blood gas analyzers, including test card assembly and reagent pack assembly, test card assembly at least includes the test card main body with calibration liquid port, reagent pack assembly at least includes rotating switch assembly, liquid storage device, air inlet device and sample inlet device with liquid inlet needle, rotating switch assembly includes the fixed valve body with first pipe mouth with liquid storage device communication, second pipe mouth with sample inlet device communication, third pipe mouth with air inlet device communication, and rotating main body with communication pipeline is set, both ends of liquid inlet needle are respectively communicated with second pipe mouth and calibration liquid port, rotating main body is set in fixed valve body inside and can be rotated relative to fixed valve body to realize first pipe mouth and second pipe mouth communication, or second pipe mouth and third pipe mouth communication, or close second pipe mouth.This blood gas analyzer uses rotating switch assembly to realize the on-off control of different pipeline, without pressing and relaxing rubber tube action, there is no pipeline blockage hidden trouble, prevent calibration liquid from leaking.

The present invention belongs to the field of medical device technology, and specifically relates to a correction method for potassium ion results measured by a blood gas analyzer, which is used to solve the problem that the potassium ion results in the emergency bedside arterial blood gas analysis are always very different from the venous electrolyte potassium ion results measured by the automatic biochemical analyzer of the laboratory. The present invention collects the emergency bedside arterial blood gas results and the venous electrolyte results extracted at the same time, constructs a random forest model, and obtains the main influencing factors affecting the potassium ion results in the emergency bedside arterial blood gas analysis. According to these influencing factors, a multivariate linear regression model is fitted using multivariate linear regression. The corrected potassium ions obtained after correction by the multivariate linear regression model are basically consistent with the potassium ion results measured by the biochemical analyzer, so it can be used to correct and replace the biochemical analyzer to measure the venous blood potassium ion results, which has clear clinical significance and application promotion prospects.

The utility model discloses a temperature control device for a blood gas analyzer, and relates to the technical field of temperature control, the temperature control device comprises a box body, the box body comprises a gas outlet pipe which is sleeved and fixedly connected to the inner wall of the front end of the box body, and further comprises a dustproof cleaning mechanism, a movable block drives a vertical plate, a second motor and a cleaning roller to move, at the moment, a second motor rotates, the second motor drives a cleaning roller to rotate, the cleaning roller is driven to clean a dustproof net through forward and reverse rotation of a first motor, air is prevented from entering, the dustproof net is prevented from being blocked by impurities, and when the device runs, the air is isolated through the dustproof net, and the sucked air is subjected to dust isolation; the dust particle impurities do not enter the temperature control device to abrade and block the equipment, the influence on the operation of the equipment is reduced, the damage to the equipment is reduced, the impurities generated by cleaning fall into the drawer, and the impurities are cleaned by sliding the drawer on the inner wall of the fixed shell.

The present invention relates to a detachable panel structure and a blood gas analyzer having the detachable panel structure, which solves the technical problems in the prior art that the blood gas analyzer has a complicated installation process when installing electronic equipment and poor structural fastness after installation; the structure comprises an operation panel assembly and a fixing seat, one side of the operation panel assembly has a display screen; a mounting groove is formed on the fixing seat, and the operation panel assembly is detachably mounted in the mounting groove; wherein the fixing seat has a relatively distributed proximal end and a distal end, a retaining edge is formed on the upper edge of the side wall of the mounting groove close to the distal end, a matching notch is formed on the operation panel assembly corresponding to the retaining edge, at least one first magnetic component is installed at the bottom of the mounting groove close to the proximal end, and at least one second magnetic component for matching with the first magnetic component is installed on the side of the operation panel assembly away from the display screen corresponding to the first magnetic component.

A sample test card and a blood gas analyzer are provided. The sample test card includes a first channel, a second channel, a first electrode located in the first channel, and a second electrode located in the second channel. The first electrode is configured to obtain an electrochemical parameter of a sample in the first channel, and the second electrode is configured to obtain an electrochemical parameter of a reference solution in the second channel. The sample test card further includes a salt bridge. An end of the salt bridge is exposed in the first channel, and the other end of the salt bridge is exposed in the second channel.

Electrochemical sensor modules for blood gas analyzers are disclosed that can detect the presence of a blood micro clot or deposit on a pH sensor. The electrochemical sensor modules include an integrated sensor chip containing a pH sensor and a bicarbonate (HCO3) sensor. Kits and systems containing the electrochemical sensor modules are also disclosed, as well as methods of using the electrochemical sensor modules.

1. The name of this design product: reagent delivery connector. 2. Purpose of this design product: used for connecting the reagent delivery channel of blood gas analyzer. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1.

The invention relates to an organ culture system and device for preserving, repairing and regenerating an in-vitro liver. Comprising a pulse type centrifugal pump, a first constant flow centrifugal pump, a second constant flow centrifugal pump, an elastic liquid storage device, a bile collector, a first oxygenator, a second oxygenator, a blood storage device, a toxin molecule adsorption dialysis device, a blood gas analysis device, an intelligent organ preservation box, a display screen, a first leukocyte, thrombus and air filter and a second leukocyte, thrombus and air filter. A heparin pump pipe and a display; an antibiotic injection device, an insulin injection device, a glucagon and sodium bicarbonate injection device, a blood replacement injection inlet and a blood replacement outlet are arranged on the blood storage device; meanwhile, a main system and 13 subsystems are arranged, intelligent operation is achieved, the environment where the liver is located in vivo is bionic, long-time preservation and culture of isolated organs can be achieved, and the system is used for organ function evaluation, novel medicine exploration, edge organ repair, organ regeneration promotion and the like.

The invention discloses a detection method for a blood gas analyzer, a blood gas analysis system and the blood gas analyzer. The detection method comprises the following steps: identifying target information in an application form; automatically acquiring a target measurement parameter set under blood gas analysis according to the target information; and detecting the sample according to the target measurement parameter set. In this way, the detection time of the blood gas analyzer can be shortened integrally.

The utility model provides a kit for a blood gas analyzer and the blood gas analyzer, the kit comprises a kit body and a valve body assembly, the kit body is provided with a containing cavity, and the containing cavity is provided with a liquid bag; the valve body assembly is provided with a first channel opening and a second channel opening, the first channel opening is used for being connected with a liquid bag, the second channel opening is used for being in butt joint with the channel assembly, the channel assembly is used for outputting liquid of the liquid bag, and a liquid channel is formed between the first channel opening and the second channel opening; the switch assembly comprises a first part and a second part, the first part is used for receiving external force to move, the second part is driven by the first part to move and acts on the liquid channel to enable the liquid channel to be closed or communicated, and at least part of the channel assembly is located in the space between the first part and the second part. The problem that the valve assembly is mistakenly touched to be opened or closed by mistake can be solved.

The present application relates to the field of analytical instruments, and specifically relates to a blood gas analyzer and a reagent kit for the blood gas analyzer. The reagent kit comprises: a support and a movable part, wherein the support is provided with a first fluid passage, a second fluid passage and a third fluid passage which are arranged at intervals, the first fluid passage being adapted for communication with an external space, the second fluid passage being adapted for communication with a liquid pouch of the reagent kit, and the third fluid passage being adapted for communication with a sample analysis assembly of the blood gas analyzer; and the movable part can rotate; when rotated to a first state, the movable part communicates the first fluid passage with the third fluid passage, and blocks the second fluid passage; when rotated to a second state, the movable part communicates the second fluid passage with the third fluid passage, and blocks the first fluid passage. The rotation of the movable part to different states can selectively block one of the first fluid passage or the second fluid passage, and communicate the other one of the first fluid passage or the second fluid passage with the third fluid passage, thereby achieving switching between gas and liquid.

A blood gas analyzer for performing a measurement of analytes in a blood sample, such as a whole blood sample, aspirated into the blood gas analyzer from a handheld blood sample container includes a controller, and a sensor system for detecting a presence, a position and / or an orientation of the handheld blood sample container relative to an inlet structure. An aspiration system is provided for aspirating the blood sample from the handheld blood sample container, the aspiration system connectable to the handheld blood sample container. A user interface system is provided for outputting instructions to a user of the blood gas analyzer, the instructions being selected among pre-stored sets of instructions. The controller selects one of the at least two pre-stored sets of instructions based on an assessment of a signal retrieved from the sensor system.