34 results about "Blood gas analysis" patented technology

The invention relates to the technical field of luminescent materials, and discloses a preparation method and application of a transition metal and chalcogen ion doped metal halide high-efficiency wide-spectrum luminescent material, the chemical formula of the transition metal and chalcogen ion doped metal halide is Cs2Sn1-x-yCl6: x% Te < 4 + >, yMo < 4 + >, the ultra-wideband fluorescent powder converted light emitting diode (LED) covers the range from visible light (VIS) to near infrared light (NIR), and shows remarkable potential in practical application. According to the invention, ultra-wide spectrum emission from 400 nm to 1400 nm is realized in Mo < 4 + >-Te < 4 + > co-doped Cs2SnCl6, and the photoluminescence quantum yield of 95.3% is achieved, the excellent performance is realized through efficient energy transfer from Te < 4 + > to Mo < 4 + > and passivation synergistic effect of vacancy defects, and the performance can be verified through theoretical calculation and spectral research; finally, the ultra-wideband fluorescent powder conversion LED based on the Mo < 4 + > and Te < 4 + > co-doped Cs2SnCl6 is successfully prepared and is applied to the fields of blood gas analysis and night vision imaging.

The invention provides a detection assembly and a blood gas analysis system. The detection assembly comprises a first liquid path, a second liquid path, a liquid inlet, a liquid outlet and a valve assembly, one end of the first liquid path is communicated with the liquid inlet, and the other end is communicated with the liquid outlet; one end of the second liquid path is communicated with the liquid inlet, and the other end is communicated with the liquid outlet; the valve assembly is located at the liquid inlet, the liquid outlet and / or between the liquid inlet and the liquid outlet, and can be switched between a first conduction state and a second conduction state; in the first conducting state, first external liquid can flow into the first liquid path from the liquid inlet and can flow out of the first liquid path from the liquid outlet; and in the second conducting state, second external liquid can flow into the second liquid path from the liquid inlet and can flow out of the second liquid path from the liquid outlet. According to the detection assembly and the blood gas analysis system provided by the invention, a reference solution does not need to be preset in the detection assembly in advance through the structural arrangement, so that the size of the detection assembly can be reduced, and the problem that the reference solution is out of date due to long-term non-use of the reference solution is avoided.

The embodiment of the invention provides a respiratory failure treatment scheme recommendation method and system based on artificial intelligence, and the method comprises the steps: obtaining the first multi-modal medical collection data of a target object, and enabling the first multi-modal medical collection data to comprise text modal data and image modal data; the text modal data comprises physiological feature data, basic disease data and blood gas analysis data; data preprocessing operation is conducted on the first multi-modal medical collection data, second multi-modal medical collection data are obtained, and data preprocessing comprises data cleaning, normalization processing and time window alignment processing. And extracting a medical feature vector set of the target object from the second multi-mode medical collection data. And performing classification processing on the target object according to the medical feature vector set, and determining an object treatment category label of the target object. And according to the object treatment category label, a recommended treatment scheme of the target object is determined, so that the efficiency and accuracy of determining the respiratory failure treatment scheme are improved.

The invention relates to a blood gas biochemical test card and blood gas analysis equipment. The detection assembly comprises a first clamping piece, a second clamping piece and a ring body, and the first clamping piece is provided with a first surface; the second clamping piece is provided with a second surface, and the second surface is provided with a plurality of detection electrodes; the ring body is clamped between the first surface of the first clamping piece and the second surface of the second clamping piece, so that an accommodating space is formed on the inner side of the ring body; the first clamping piece and / or the second clamping piece are / is provided with a liquid inlet and a liquid outlet, and the liquid inlet, the containing space and the liquid outlet are communicated. According to the detection assembly, the containing space is formed in the inner side of the ring body, and the liquid inlet and the liquid outlet which are communicated with the containing space are formed in the first clamping piece and / or the second clamping piece, so that the detection assembly can achieve multiple times of repeated measurement, the measurement frequency is increased, in addition, the detection assembly can be repeatedly used, and the detection cost is reduced. And the cost of consumables can be saved to a certain extent.

The invention discloses a construction method of a pulmonary arterial hypertension traditional Chinese medicine syndrome model, and aims to simulate a pulmonary arterial hypertension animal model with syndrome characteristics of heart-kidney yang deficiency. The method comprises the following steps: inducing rat pulmonary arterial hypertension pathological basis by adopting monocrotaline, and inducing a heart-kidney yang deficiency state in combination with hydrocortisone intervention from the 15th day; the characteristics of the model are evaluated through multiple indexes such as echocardiography, blood gas analysis, tri-gland axis hormone, energy metabolism, renal functions, biochemical factors, HE staining and ultrastructure observation. Results show that the model has pathological changes of pulmonary arterial hypertension and syndromes such as yang deficiency, water retention, life gate fire decline and the like in traditional Chinese medicine, the construction method is stable and repeatable, and the model is suitable for an experimental platform for traditional Chinese medicine intervention research and combination of traditional Chinese medicine and western medicine.

The present application provides a blood gas analysis device, comprising a first measurement assembly and a kit. The first measurement assembly is provided with a measurement element, a first liquid path, and a first interface, the first liquid path is communicated with the first interface, and the measurement element is used for performing blood gas measurement on a liquid in the first liquid path. The kit is provided with an accommodating cavity, a second liquid path and a second interface, the accommodating cavity is used for placing a liquid bag, one end of the second liquid path is communicated with the liquid bag, and the other end of the second liquid path is communicated with the second interface. The first measurement assembly and the kit can be in butt joint with each other or separated, so that the first interface and the second interface are communicated or separated. During being communicated, the first liquid path is communicated with the second liquid path, so that a reagent in the liquid bag can reach the first liquid path. When the kit is moved into a mounting bracket of the blood gas analysis device, the first interface is communicated with the second interface. According to the blood gas analysis device provided in embodiments of the present application, the first measurement assembly and the kit are configured to be capable of being in butt joint with each other or separated, so that the first measurement assembly and the kit are detachably assembled.

The invention discloses a traditional Chinese medicine intelligent blood vessel health management model construction method, which comprises the steps of obtaining multi-modal data based on intelligent wearable equipment; encrypting and coding the multi-modal data based on the FHIR standard, and generating a multi-modal data structured report supporting cross-system sharing; analyzing the multi-modal data structured report to obtain a traditional Chinese medicine blood gas analysis result; the method comprises the following steps: on the basis of a PICO framework and a Living system review technology, constructing an evidence graph RAG supporting incremental learning; and inputting the traditional Chinese medicine blood gas analysis result into a pre-trained large language model, and obtaining a traditional Chinese medicine health management report in combination with an evidence graph RAG. According to the method, the traditional Chinese medicine four-diagnosis data, the nail fold microcirculation image and the modern physiological indexes are integrated, a structured report is constructed, and the problem that heterogeneous data are difficult to store together is solved.

The invention discloses a clinical prediction method for PACU precise extubation of an old general anesthesia long-term mechanical ventilation patient, and belongs to the field of clinical medicine statistics, and the method comprises the steps: S1, carrying out the inclusion of the patient according to a preset inclusion standard and an exclusion standard; s2, informing the elderly patients meeting the inclusion standard of agreement; s3, anesthesia resuscitation is conducted on the old general anesthesia patient entering the PACU, and then whether the patient can conduct a spontaneous respiration test or not is judged according to evaluation before off-line and predefined off-line preparation of an SBT test; s4, bedside lung ultrasonic examination is carried out before tube drawing, the trachea cannula is pulled out after the SBT test is passed, nasal catheter oxygen inhalation (3 L / min) is conventionally carried out after tube drawing, the blood oxygen saturation degree is recorded, and blood gas analysis examination is carried out 5 min after tube drawing; s5, predicting the possibility of tube drawing through the column diagram constructed by the method; according to the invention, medical staff can be guided to determine the preparation condition of extubation of old patients after general anesthesia, and long-term negative effects related to extubation failure can be reduced as much as possible.

1. The name of the design product: arterial blood gas needle (LS103). 2. The use of the design product: the design product is used for collecting and storing arterial blood sample, and the collected blood sample is used for blood gas analysis. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combined state perspective view.

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 diagnostic inspection backpack which comprises a first backpack body, a second backpack body, a third backpack body, a front cover plate, an ultrasonic module, a coupling agent, a blood gas analysis module, a first cable bag, a second cable bag, a lens, a reagent card storage box, a convenient X-ray module and an image platform support. The first bag body is a cuboid; a first groove, a second groove, a third groove, a fourth groove, a fifth groove, a sixth groove, a seventh groove and an eighth groove are formed in the front surface of the first bag body; the front cover plate is a square plate of which the shape is the same as that of the front surface of the first bag body and is detachably arranged on the front surface of the first bag body; the second bag body is of a square bag-shaped structure with an opening in the top; the second bag body is detachably connected to the back surface of the first bag body; the third bag body is of a cylindrical bag-shaped structure with an opening and is detachably connected to the side face of the first bag body. According to the utility model, emergency inspection and radiodiagnosis can be completed outdoors through the single knapsack.

Computer system and computer-implemented method for rendering representations of blood gas state parameters of a patient to support a medically trained person in blood gas analysis of the patient's blood, comprising: receiving, from a data source, time series of sampled measurement values obtained from a plurality of blood gas analysis sensors for the following blood gas state parameters of the patient: Glucose, Chloride, Potassium, Calcium, Sodium, and Hemoglobin; mapping each state parameter to a predefined corresponding graphical representation with each graphical representation for a particular state parameter being distinct from all graphical representations of the remaining state parameters; and rendering, in a virtual 3D tunnel shaped scene representing the inside of an artery, animated visualizations of the graphical representations, in accordance with predefined animation rules, such that respective graphical objects move through the inside of the artery and reflect current values of the respective state parameters.

The invention discloses an integrated blood gas analysis device, belongs to the technical field of medical instruments, and is mainly used for arterial blood extraction and blood test in an emergency scene so as to assist in illness state judgment. The device comprises a rotation unit, a rotation driving unit, a blood sampling unit, an ultrasonic probe unit, a box body unit, an operation panel and a detection unit, the rotation unit is installed on the upper portion of the box body unit, and the rotation driving unit is arranged on the outer surface of a rotation unit base and is in meshing transmission with a half gear ring through a gear; and the blood sampling unit connected with the half gear ring is driven to rotate. The blood sampling unit is driven by a push rod motor to push a medical needle to do linear motion, and a quick disassembly mechanism is designed to realize quick assembly and disassembly of the needle. The ultrasonic probe unit is used for detecting the artery position and depth and transmitting data to the operation panel, the detection unit is installed in the box body unit and communicated with the blood sampling unit through a hose, and after blood testing is completed, the data are displayed through the operation panel and can be exported through the printer.

The invention relates to the technical field of medical information, and particularly discloses a method for identifying the death risk and safety index range of an ICU patient, and the method comprises the steps: obtaining vital sign data and blood gas analysis index data of the patient after entering the ICU; clustering results of the vital sign data are fused through consensus clustering fused with prognosis difference degree constraints, and patient subtypes are obtained; selecting a high-risk subtype; performing causal risk weighted two-factor interactive algorithm analysis on the high-risk subtype blood gas analysis index data to obtain a safety range of blood gas indexes; the blood gas index of the target patient after entering the ICU is obtained in real time, and the death risk of the target patient is judged. According to the invention, the typing stability is improved through ensemble learning, and the typing result is ensured to have clear clinical prognosis difference through prognosis constraint; and through a causal inference framework, hybrid bias is controlled, death risks are identified, and a key clinical index danger range is accurately defined for high-risk subtype patients.

The present application provides a blood gas analysis device, comprising a first measurement assembly and a kit. The first measurement assembly is provided with a measurement element, a first liquid path, and a first interface, the first liquid path is communicated with the first interface, and the measurement element is used for performing blood gas measurement on a liquid in the first liquid path. The kit is provided with an accommodating cavity, a second liquid path and a second interface, the accommodating cavity is used for placing a liquid bag, one end of the second liquid path is communicated with the liquid bag, and the other end of the second liquid path is communicated with the second interface. The first measurement assembly and the kit can be in butt joint with each other or separated, so that the first interface and the second interface are communicated or separated. During being communicated, the first liquid path is communicated with the second liquid path, so that a reagent in the liquid bag can reach the first liquid path. When the kit is moved into a mounting bracket of the blood gas analysis device, the first interface is communicated with the second interface. According to the blood gas analysis device provided in embodiments of the present application, the first measurement assembly and the kit are configured to be capable of being in butt joint with each other or separated, so that the first measurement assembly and the kit are detachably assembled.

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.

The present invention discloses a method for establishing a photoacoustic imaging model for monitoring acid-base imbalance, which belongs to the field of acid-base imbalance detection and includes the following steps: S1: establishing a lactic acidosis model in an experimental animal; the lactic acidosis model includes: infusing the experimental animal in the perioperative period with a lactic acid solution of different concentrations; S2: performing a blood gas analysis on the experimental animal in the lactic acidosis model; wherein, after the lactic acid solution is pumped intravenously, the experimental animal is subjected to an arterial puncture and a blood gas analysis is performed to measure the acid-base abnormality of the experimental animal; S3: using a photoacoustic microscope to monitor the intracranial blood vessels of the experimental animal; S4: filtering and binarizing the photoacoustic image, and automatically performing quantitative analysis on the blood vessel diameter, blood vessel length, and blood vessel density, monitoring the dynamic changes in pH, and obtaining the relationship between the changes in intracranial blood vessel diameter and pH. The present invention can achieve non-invasive, in vivo, real-time monitoring of acidosis, alkalosis, and brain function metabolism.

The invention discloses a blood gas analysis method and a related device. The method comprises the following steps: acquiring a target Raman scattering spectrum of mixed gas exhaled by a human body; determining the pressure intensity of each single-component gas contained in the mixed gas exhaled by the human body according to the target Raman scattering spectrum and a plurality of pre-stored Raman intensity-pressure intensity corresponding relations; for each group of single-component gas, determining the concentration of the group of single-component gas based on the total pressure intensity of the mixed gas exhaled by the human body and the pressure intensity of the single-component gas; and determining a blood gas analysis result of the human body based on the concentration of each single-component gas contained in the mixed gas exhaled by the human body. As different single-component gases have different Raman scattering characteristic peaks, the types of the single-component gases included in the mixed gas can be determined after the first scattering spectrum is obtained; and the concentration of each single-component gas can be quantified by combining a pre-stored Raman intensity-pressure corresponding relationship, so that the blood gas analysis result of the human body is determined.

The application provides a kind of pancreatitis patient fluid intake and output quantity comprehensive monitoring method, comprising the following steps: obtaining the fluid intake and output quantity data and blood gas analysis data of pancreatitis patient and other data;Set liquid demand quantity prediction model, according to the preprocessed multidimensional monitoring data set and liquid demand quantity prediction model, liquid demand quantity prediction is carried out;Set the time series risk early warning model based on LSTM, according to the preprocessed multidimensional monitoring data set and liquid demand quantity prediction model, risk prediction is carried out;According to the prediction result of risk prediction, generate liquid management early warning information and fluid replacement scheme adjustment suggestion;According to the prediction result of liquid demand quantity prediction, the risk probability of future occurrence of liquid overload, hypovolemia or abdominal cavity high pressure syndrome of patient is predicted.The application can realize the intelligent prediction of individualized liquid demand quantity and the early dynamic early warning of complication risk, generate liquid management suggestion, to assist clinical precise and predictive liquid treatment.

The invention discloses an umbilical cord ligation moment determination method, device and equipment and a storage medium, the method comprises the steps that production information of a newborn is acquired, and the production information comprises blood flow fluctuation, a blood gas analysis result, vital signs, oxygen saturation and a case of a pregnant woman to which the newborn belongs, the vital signs comprise body weight, respiratory rate and heart rate; and obtaining the umbilical cord ligation time based on the production information and the delayed ligation time prediction model. Through the production information of the newborn, the ligation time of delayed ligation of the umbilical cord is predicted, the accuracy of the ligation time is improved, the umbilical cord ligation time can be determined in time according to the production information of the newborn, danger is avoided, and the risk of delayed ligation is reduced.

The invention relates to the technical field of blood gas acid-base equilibrium analysis, and provides an intelligent blood gas analysis system which comprises an information acquisition module. The data verification module is configured to verify the accuracy of each blood gas index parameter; the data analysis module is configured to analyze the pulmonary alveolar ventilation function state of the patient and analyze the oxygenation state of the patient according to each blood gas index parameter; the acid-base balance analysis module is configured to judge the overall acid-base state of the blood according to the blood gas index parameters; the balance disorder analysis module is configured to determine the reason and the type of the acid-base imbalance caused by the acid-base imbalance according to each blood-gas index parameter; the acid-base imbalance judgment module is configured to calculate the compensation reasonability according to the reason and the type of the acid-base imbalance; and a result output module. According to the invention, multiple modules are arranged to cooperate with each other, so that data acquisition comprehensiveness and inspection and calculation standardization can be realized, and comprehensiveness and accuracy of analysis results can be guaranteed.

The arterial blood gas vacuum collecting tube suitable for automatic detection is characterized by comprising a collecting tube, a silica gel plug and a tube cap, the silica gel plug is plugged in a tube opening of the collecting tube, the tube cap covers the outer side of the tube opening of the collecting tube and presses the silica gel plug, a center hole is formed in the top of the tube cap, and the silica gel plug is arranged in the center hole. A partition plate is arranged in the collection pipe and used for dividing an inner cavity of the collection pipe into a residual gas collection cavity and a specimen storage cavity, a hydration film pipeline is arranged in the specimen storage cavity and connected to the partition plate from the lower end of the silica gel plug, a collection channel is formed in the hydration film pipeline, and an air inlet communicated with the collection channel is formed in the partition plate. And a reflux valve is arranged at the air inlet. The device has the beneficial effects that the manual operation can be greatly reduced, the working efficiency of a laboratory is improved, the full-automatic detection of arterial blood in the laboratory is facilitated, the influence of air on the arterial blood is reduced, and the accuracy of a blood gas analysis detection result is ensured.

The embodiment of the application provides a respiratory failure treatment scheme recommendation method and system based on artificial intelligence, which obtains first multi-modal medical collection data of a target object, the first multi-modal medical collection data comprising text modal data, image modal data, the text modal data comprising physiological characteristic data, basic disease data and blood gas analysis data; performs data preprocessing operation on the first multi-modal medical collection data to obtain second multi-modal medical collection data, the data preprocessing comprising data cleaning, normalization processing and time window alignment processing. A medical feature vector set of the target object is extracted from the second multi-modal medical collection data. Classification processing of the target object is performed according to the medical feature vector set to determine an object treatment category label of the target object. According to the object treatment category label, a recommended treatment scheme of the target object is determined, thereby improving the efficiency and accuracy of determining the respiratory failure treatment scheme.

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 invention discloses application of cryptotanshinone in preparation of a medicine for treating vascular endothelial cell injury, and belongs to the technical field of medicines. The application of the cryptotanshinone in preparing the medicine for treating the vascular endothelial cell injury is provided for the first time, a new treatment scheme is provided for the vascular endothelial cell injury, and the pharmaceutical application of the cryptotanshinone is expanded. According to the application disclosed by the invention, by culturing human umbilical vein endothelial cells, the influence of the P. gingivalis-sourced lipopolysaccharide on an HUVEC transcriptome is evaluated; constructing an in-vivo lung injury rat model, and utilizing hematoxylin amp; the protection effect of cryptotanshinone on pulmonary edema and pathological injury of rats is evaluated through methods of porphyromonas gingivalis infection, eosin staining, blood gas analysis and the like, and an experimental basis is provided for vascular endothelial cell injury and dysfunction caused by porphyromonas gingivalis infection.

A biological liquid collection device comprising: a collection module for receiving a biological liquid sample; a vacuum vessel having an open end and a closed end, the vacuum vessel containing the collection module therein; and a closure for closing the open end of the vacuum vessel, the vacuum vessel containing a gas composition having a selected partial pressure of a target gas that is substantially greater than the partial pressure of the target gas in the atmosphere outside an internal cavity of the vacuum vessel.

The invention provides blood gas analysis equipment, detection assemblies and a kit, the blood gas analysis equipment comprises a first detection assembly and the kit, the first detection assembly is provided with a detection element, a first liquid path and a first interface, the first liquid path is communicated with the first interface, and the detection element detects liquid of the first liquid path; the kit is provided with a cavity, a second liquid path and a second interface, a reagent bag is placed in the cavity, one end of the second liquid path is communicated with the reagent bag, and the other end is communicated with the second interface; the first detection assembly and the kit are butted or separated, so that the first interface and the second interface are communicated or separated, and the first liquid path is communicated with the second liquid path during communication, so that a reagent in the reagent bag can reach the first liquid path; and when the kit is moved into the blood gas analysis equipment, the first interface is communicated with the second interface. According to the blood gas analysis equipment, the first detection assembly and the kit are arranged to be in butt joint or separated, and the first liquid path is communicated with the second liquid path during butt joint, so that a reagent in the kit reaches the first liquid path.

The invention provides a wet-type blood gas analyzer and a method, and belongs to the technical field of blood gas analyse.The wet-type blood gas analyzer comprises an analyzer body and a liquid bag assembly, the analyzer body comprises a shell and a machine core base, the machine core base is fixedly arranged in the shell, and the wet-type blood gas analyzer is characterized in that a liquid bag assembly guiding and positioning structure is arranged on the machine core base; the liquid package assembly guiding and positioning structure comprises a detection plate installation support used for being installed on a machine core base, and a contact pin assembly is arranged on the detection plate installation support. A guide column is arranged on the detection plate mounting bracket; a plurality of mounting holes are formed in the detection plate mounting bracket, an elastic gasket is arranged in each mounting hole, and mounting pins are arranged at positions, corresponding to the mounting holes, on the movement base. The technical problem that in the prior art, when a liquid bag makes contact with a contact pin assembly, the contact pin assembly and the liquid bag cannot be accurately positioned due to assembly and manufacturing errors can be effectively solved.

The invention discloses blood gas analysis equipment and a method for injecting liquid into a reference cell of a blood gas analysis test card. The method comprises the following steps: communicating a reference cell in the test card with an external calibration liquid source; and a calibration liquid in an external calibration liquid source is injected into the reference cell. Through the mode, the influence of the calibration liquid in the sample channel on the liquid in the reference cell in the blood gas analysis process can be effectively reduced.

The utility model provides a bedside handheld blood gas analysis tester, and belongs to the technical field of medical instruments. Comprising a movable fixing frame, the fixing frame comprises a deck plate, a blood gas analysis tester body is installed on the deck plate, and a working groove distributed side by side with the blood gas analysis tester body is further formed in the upper surface of the deck plate; the fixing frame further comprises stand columns vertically fixed to the four corners of the bottom of the table top plate, at least two stand columns are provided with fixing pieces used for being hooked with sickbed guardrails, a push handle is arranged at one end of the table top plate, idler wheels are installed at the bottom ends of the four stand columns, the four stand columns are jointly sleeved with an object placing plate, and the object placing plate is connected with the sickbed guardrails. And a plurality of layers of object placing plates are arranged. The blood collection device is flexible and convenient, punctured blood can be directly detected in a ward, the punctured blood does not need to be transferred to a detection room for detection, time is saved, and favorable conditions are created for medical treatment of patients.