47 results about "Body fluid analysis" patented technology

Devices and methods for utilizing dry chemistry dye indicator systems for body fluid analysis, such as glucose level provided by incorporating a porous membrane in a disposable patch. The devices also provide for microtitration of fluid samples in fixed volumetric openings containing indicator reagent. The devices provided are low cost due to efficient manufacturing methods provided.

A method of extracting and analyzing bodily fluids from a patient at the point of care for the patient is provided. The method comprises establishing fluid communication between an analyte detection system and a bodily fluid in the patient. A portion of the bodily fluid is drawn from the patient. A first component of the bodily fluid is separated from the drawn portion, while the analyte detection system remains in fluid communication with the patient. The analyte detection system analyzes the first component to measure a concentration of an analyte in an accurate and timely manner.

Event planning using social networking enables an efficient implementation of planning an event, as well as minimizing network traffic and optimizing other technological aspects of life. Additional information acquired by sensors and other technology is able to improve the quality of the event planning. Social network information as well as the additional information is able to be used to select aspects of the event such as time, location, and / or many other aspects of the event.

An embodiment of an analyte detection system includes a fluid transport network having a patient end configured to provide fluid communication with a body fluid in a patient and a body fluid analyzer accessible via the fluid transport network. The body fluid analyzer is configured to measure a level of an analyte of interest in the body fluid. A pump unit is coupled to the fluid transport network. The pump unit has a sample input mode and an infusion mode. In the sample input mode, the pump unit is operable to transport a sample of the body fluid from the patient end and toward the body fluid analyzer. In the infusion mode, the pump unit is operable to transport an infusion fluid toward and out the patient end. The analyte detection system also includes a user interface for communication with the body fluid analyzer. The user interface includes an input element configured to accept user input corresponding to a patient health event. In some embodiments, the patient health event includes a patient health action or information relevant to clinical interpretation of data pertaining to measured analyte levels.

The present invention provides a blood cell analyzer, comprising: a measurement mode setting unit for setting the body fluid measurement mode; a measurement start indicating unit for receiving an instruction to start the measurement; an optical information acquisition unit for illuminating the measurement sample, from which The optical information is obtained from the cells contained in the measurement sample; the analysis unit, after the above-mentioned body fluid measurement mode is set, when the above-mentioned measurement start instruction unit receives an instruction to start the measurement, according to the above-mentioned measurement test prepared from the body fluid sample and the reagent for leukocyte measurement, The optical information obtained in the sample is used to classify the cells contained in the measurement sample into at least leukocytes and nucleated cells other than leukocytes, and count the nucleated cells other than leukocytes. The invention also provides a body fluid analysis method and a control system.

There is provided a biosensor unified with a needle in which, since its constitution is simple, its assembling is easy in spite of having strength, collecting of body fluid sample can be conducted surely without waste, a puncturing needle is not polluted by a reagent layer, carrying is easy due to its simple package and hygiene can be maintained even after use. There is also provided a biosensor unified with a needle in which an assembling is easy without deteriorating its strength and collecting a body fluid sample can be surely conducted without waste where a puncturing needle is not polluted with a reagent layer.A biosensor unified with a needle where a puncturing needle for collecting a body fluid by puncturing the skin of a person to be tested and a main body of a biosensor for conducting the analysis of the body fluid are constituted in a unified manner and the puncturing needle is constituted in such a manner that it penetrates by driving the main body of the biosensor in a vertical direction by an external driving means and punctures the skin. In a biosensor unified with a needle which is constituted in such a manner that a biosensor comprising electrically insulating substrate and cover, a spacer installed in a space sandwiched between them, an electrode and a reagent layer and a puncturing needle for penetrating the skin of a person to be tested and collecting the body fluid are unified, a biosensor unified with a needle which is characterized in that a cover part forming an opening for collecting the blood installed at the end of the longitudinal direction of a biosensor has one penetrating hole for a puncturing needle.

An embodiment of an analyte detection system includes a fluid transport network having a patient end configured to provide fluid communication with a body fluid in a patient and a body fluid analyzer accessible via the fluid transport network. The body fluid analyzer is configured to determine a level of an analyte of interest. A pump unit is coupled to the fluid transport network and has a sample input mode and an infusion mode. In the sample input mode, the pump unit is operable to transport a sample of the body fluid from the patient end and toward the body fluid analyzer. In the infusion mode, the pump unit is operable to transport an infusion fluid toward and out the patient end. The analyte detection system also includes a user interface for communication with the body fluid analyzer. The user interface includes a trend display portion that includes a trend indicator, which depicts a trend in determined levels of the analyte of interest. The trend display portion also includes at least one of a high-level indicator corresponding to a relatively high level of the analyte and a low-level indicator corresponding to a relatively low level of the analyte.

A fluid handling system for use in bodily fluid analysis. The system comprises a first fluid handling module configured to interface with a main instrument. The first fluid handling module has a first fluid handling network and the first fluid handling network includes an infusate passage and an infusion fluid pressure member suitable for moving fluid within the infusate passage. The fluid handling system also has a second fluid handling module separate from the first module which is configured to interface with the main instrument. The second fluid handling module has a second fluid handling network and at least one sample analysis cell which is accessible via the second fluid handling network. The first and second modules are configured to interconnect and provide fluid communication between the first and second fluid handling network and the sample cells.

The invention relates to a laser system for blood cell analysis, flow cell analysis and body fluid analysis, which comprises a first laser source, a second laser source, a first condensation device, a second condensation device and a front receiving device and a lateral receiving device, wherein the first laser source transmits laser with first wavelength; the second laser source transmits laser with second wavelength; the first condensation device makes the laser transmitted by the first laser source condense and enter a sample room; the second condensation device makes the laser transmitted by the second laser source condense and enter the sample room; and the front receiving device and the lateral receiving device are used for collecting emergent light signals of the sample room. The laser system can reduce the interference of cell membranes on cell nucleus scattering in the process of detecting a cell sample, acquire more information of a detected object, reduce error detection and omission detection of the detected objects, and improve the detection accuracy of a detector.

The invention provides a blood cell analyzer comprising a fluid device equipped with a sample aspiration nozzle for aspirating samples and prepare a test sample by mixing the sample aspirated by the aspiration nozzle and a reagent; a detection portion capable of detecting scattered light and fluorescent light acquired from the blood cells in the test sample flowing through a sheath flow cell; a controller for processing a testing result output from the detection portion to obtain an analysis result; and a display, wherein the controller enables the display to display an input frame for accepting the selection of a blood test mode and a body fluid test mode, if the blood test mode is selected, the placing mode of the sample at least can be assigned the following modes including a first mode of manually aspirating the sample by an operator and a second mode of automatically delivering and aspirating the sample; if the body fluid test mode is selected, just the first mode can be assigned to be used as the placing mode of the sample.

Herein is provided a method for cellular analysis on hematology analyzers. In various aspects, the methods provide separation and / or differentiation between red blood cells (RBCs) and white blood cells (WBCs) by utilizing a fluorescent dye to selectively stain WBCs such that they emit stronger fluorescence signals. The method provides optimal detection limits on WBCs and RBCs, thereby allowing analysis of samples with sparse cellular concentrations. As few as one reagent may be used to prepare a single dilution for body fluid analysis, in order to simplify the body fluid analysis. Minimal damage to WBCs is attained using the lysis-free approach described in aspects of the disclosure.

A fluid movement system for moving a sample fluid is preferably included in a cartridge to be inserted into a reading device. The fluid movement system includes a pressure variation means for moving the sample fluid under the influence of a pressure variation applied to the fluid movement system, and a timing means for controlling the timing for releasing a pressure in the pressure variation means.

Analysis system for determining an analyte in a body fluid, comprising a reusable analysis instrument (2) and a magazine (3) having a plurality of flat, disposable, integrated sample acquisition and analyzing elements. The analysis instrument (2) comprises a drive, a coupling unit (7), a measuring and evaluation unit (8), and a holder for receiving the magazine (3).

Methods, devices, and systems for automated cellular analysis of a body fluid sample are disclosed. The methods, devices, and systems apply watershed transform to data, generated by flowing a body fluid sample through a flow cytometer, to determine threshold(s) to be used for analysis of the data.

Methods are disclosed for scaling body fluid analysis data to correct and / or compensate for confounding variables such as hematocrit (Hct), temperature, variations in electrode conductivity or combinations thereof before providing an analyte concentration. The scaling methods utilize current response data obtained from an AC block applied prior to a DC block to minimize the impact of such confounding variables upon the observed DC current response before creating descriptors or algorithms. The scaling methods therefore compensate the measured DC current by using data from the AC block made on the same sample. Also disclosed are devices, apparatuses and systems incorporating the various scaling methods.

A body fluid analysis device includes a light source, a detector, a normalization part, and a calculation part. The light source is configured to emit light at a first wavelength and light at a second wavelength different from each other to a body fluid. The detector is configured to receive light emitted from the light source and transmitted through the body fluid or light reflected by the body fluid, and is configured to detect intensity of the light. The normalization part is configured to calculate a ratio of an intensity of light emitted at the second wavelength to an intensity of light emitted at the first wavelength, both of which are detected by the detector. The calculation part is configured to calculate a concentration of a predetermined component included in the body fluid on the basis of the ratio calculated by the normalization part.

The invention discloses an integrated medicine infusion device. The integrated medicine infusion device comprises an infusion unit, a program unit, an infusion tube and a plurality of electrodes, wherein the infusion unit is used for discharging medicine; the program unit comprises an input end and an output end, the input end comprises a plurality of electric connection areas to receive body fluid analyte parameter signals, and after the output end is electrically connected with the infusion unit, the program unit controls the infusion unit to discharge medicine or not according to the received body fluid analyte parameter signals; the infusion tube is provided with a conductive area and is a medicine infusion channel; the electrodes are used for detecting body fluid analyte parameters, and the conductive area of the infusion tube is at least used as one conductive area electrode; and when the infusion tube is installed at a working position, the infusion tube communicates with the infusion unit so that medicine can flow into the body through the infusion tube, and different electrodes are electrically connected with different electric connection areas respectively. Detection andinfusion can be completed by puncturing the same position at a time.

The invention relates to a full-automatic base body fluid inspection platform and an automatic body fluid analysis system. The full-automatic base body fluid inspection platform comprises a workbench, a pushing device, an incubation device, a conveying piece, a sample adding device, an image collecting device and a microscopic examination device. The workbench is provided with a feeding station, a sample adding station, a microscopic examination station, an incubation station and a dry chemical examination station. The feeding station, the sample adding station and the microscopic examination station are located on a first straight line. And the incubation station and the dry chemical inspection station are positioned on a second straight line. The pushing device is used for pushing the counting plate to pass through the feeding station, the sample adding station and the microscopic examination station in sequence. The conveying piece is used for driving the main body to pass through the incubation station and the dry chemical inspection station. And the image acquisition device is used for acquiring chemical detection image information of the specimen liquid on the detection card after incubation. The microscopic examination device is used for collecting microscopic examination image information of the sample liquid on the counting plate. The full-automatic base body fluid inspection platform has the advantages of high inspection efficiency, low processing cost and small size.

Body fluid sample carrier for use in a body fluid analyser and body fluid analyser using a body fluid sample carrier, wherein the body fluid sample carrier has a plurality of rack receptacles and a plurality of marker receptacles for receiving corresponding markers in order to improve the association between racks positioned on the carrier and the correct position on the carrier.

The invention discloses a body fluid analysis and detection device for medical examination, which structurally comprises a dialysis wheel guide cylinder groove, a glass slide groove, a base frame plate groove, an industrial control main board and a case body. According to the invention, the dialysis wheel guide cylinder groove is matched with the glass slide groove, and wheel guide back suction extraction, drainage and blanking operations of integrated material carrying permeation in a dialysis partition plate cylinder and wheel circulation channel grooves on two sides are matched, a slice groove of the whole glass slide is flatly laid to form spectral scanning and irradiation dialysis operation matched with an industrial control mainboard and a machine box body; body fluid detection of medical examination forms an integral storage centralized treatment anti-interference sealing sedimentation operation effect, the integral liquid density and concentration saturation are improved, subsequent detection analysis is autonomously regulated and controlled, labor force is saved for microscope observation and recording, and full automation and integrated working efficiency are achieved.

The invention discloses a body fluid analysis and detection device for medical examination. The device comprises a body fluid analyzer body, wherein the body fluid analyzer body is fixedly connected with an operation panel; a control button is arranged on the right side of the operation panel; a printing box is also arranged on the body fluid analyzer body; a groove is formed in the body fluid analyzer body, a detection probe is arranged in the groove, a refrigerating chamber is fixedly connected to the right side of the body fluid analyzer body, a driving motor is fixedly installed on the refrigerating chamber, and a first rotating shaft is fixedly connected to the output end of the driving motor, extends into the refrigerating chamber and is fixedly connected with a heat exchange fan. According to the body fluid analyzer, the refrigerating chamber is combined with the body fluid analyzer body, so that continuous detection is facilitated while the refrigerating activity of body fluidin the detection test tube is kept, unnecessary intermediate time waste is greatly reduced, the continuous detection efficiency is higher, and the working efficiency of medical staff is improved.

The invention discloses an infusion and detection integrated unilateral driving medical device which comprises an infusion unit, the infusion unit being used for outputting medicine; a program unit, the program unit comprising an input end and an output end, the input end comprising a plurality of electric connecting regions so as to receive body fluid analyte parameter signals, and the program unit controlling the infusion unit to output medicine according to the received body fluid analyte parameter signals; an infusion hose which is a medicine infusion passage; and a plurality of electrodesfor detecting body fluid analyte parameters, when the infusion hose is installed to a working position, the infusion hose being communicated with the infusion unit so that the medicine can flow intothe body through the infusion hose, and different electrodes being respectively and electrically connected with different electric connecting regions. According to the invention, detection and infusion can be completed by one-time puncture at the same position.