30 results about "Urine specific gravity" patented technology

Systems, devices and methods for sensing physiologic data and draining and analyzing bodily fluids are described which are capable of sensing physiologic data based on sensors incorporated into a catheter adapted to reside in any of a urinary tract, gastrointestinal tract, rectal location, pre-peritoneal, pleural space or other body cavity. The devices aid emptying of the bladder, measure urine output and various urine parameters such as oxygen tension, urine conductance and urine specific gravity, monitor renal function, analyze urine parameters, including urine content, including the presence of infection, and track and/or control fluid administration.

The invention discloses a real-time urine/body fluid monitoring system which comprises a clamp plate, at least one hook for hanging on a bed rail, an upper end drainage tube, a transparent tube, a lower end drainage tube, a collecting device, an infrared transmitter, an infrared receiver, an inlet switching device, an outlet switching device, a weighing sensor, a display and a single-chip microcomputer; the single-chip microcomputer receives an measurement instruction and controls the inlet switching device to open the inlet and the outlet switching device to close the outlet, so that urine/body fluid flows in the transparent tube, the infrared transmitter transmits infrared light, and the infrared receiver receives the infrared light and transmits a control signal to the single-chip microcomputer when liquid level reaches set distance; the single-chip microcomputer controls the inlet switching device to close the inlet and the outlet switching device to open the outlet; the weighing sensor detects weight of the urine/body fluid in the collecting device; the single-chip microcomputer calculates a weight value and the amount of urine/body fluid corresponding to the set distance, and urine specific gravity/body fluid specific gravity is obtained. The system can meter urine/body fluid and measure the urine specific gravity/body fluid specific gravity in real time.

The invention provides a method for detecting the urine specific gravity of urine and further provides a measuring instrument and system for detecting the urine specific gravity of the urine. The method comprises the steps that voltage is applied to an electrochemical sensor by the measuring instrument; a response current value generated after reacting of the electrochemical sensor with the urineis obtained; and according to the response current value, the urine specific gravity of the urine is calculated. The urine specific gravity is tested through an electrochemical method, the precision is high, needed equipment is simple, and needed operation is easy.

The invention discloses a renal failure early-warning method and system based on urine specific gravity and urine volume monitoring. The method includes the steps: acquiring the urine specific gravity and stepping urine monitoring indexes of different patients, and building a database; performing training on a probabilistic neural network; calculating the urine specific gravity and the stepping urine monitoring indexes of the treated patients by the aid of the trained probabilistic neural network to obtain early-warning results. According to the method and the system, the detected urine specific gravity and the detected stepping urine monitoring indexes are analyzed, the probability of renal damage can be forecasted, renal lesions is timely discovered at the early stage of renal asymptomatic damage, and effective help is provided for clinic and early treatment.

The invention discloses a urine dry chemical analysis quality control material for performing quality control on a urine analyzer and urine analysis test paper during urine analysis. The urine dry chemical analysis quality control material comprises esterase, sodium nitrite, anhydrous dextrose, a probile substitute, hemoglobin, a ketone substitute, bovine serum albumin, direct bilirubin, creatinine, anhydrous calcium chloride, urea, sodium chloride, a pigment, a preservative and the like. When urine analysis is carried out, quality control is carried out on the used test paper, and quality monitoring is carried out on a plurality of detection test paper such as leukocyte, nitrite, pro-urobiliary, protein, pH value, occult blood, urine specific gravity, ketone body, bilirubin, glucose, creatinine, urine calcium, pro-leukocyte and the like. The quality control material is simple in preparation method, and easy to operate, and is stable and safe.

The present invention provides comestibles and related aspects for use in maintaining canine urinary tract health. In particular the comestibles and related aspects are useful in preventing the initial occurrence of canine calcium oxalate urolithiasis. The present invention also provides a comestible, which when fed to a small breed canine animal results in a urine specific gravity of 1.025 or below, for use in preventing the initial occurrence of calcium oxalate urolithiasis in the canine animal and related aspects. The comestible includes the following ingredients in the ranges indicated, for use in preventing the initial occurrence of calcium oxalate urolithiasis in a canine animal and related aspects:

The invention discloses a system for measuring urine specific gravity on the basis of a fiber optic sensor, relates to the field of urine monitoring and aims to solve the problem that the conventional technology focuses on single measurement of the urine specific gravity. The system comprises a collecting unit, a signal processing unit, a main control computer, urine channels, a urine catheter, a urine catheter control valve for controlling connection and disconnection of the urine catheter, a cleaning channel as well as a cleaning control valve for controlling connection and disconnection of the cleaning channel, wherein the urine channels comprise a first urine channel, a second urine channel and a third urine channel, the first urine channel and the third urine channel are communicated through the second urine channel and form a drain chamber, and the second urine channel is higher than the first urine channel. The system is based on non-contact measurement, and the fault detection rate is increased. The urine specific gravity is monitored continuously and dynamically. The invention further discloses a method for measuring the urine specific gravity on the basis of the fiber optic sensor.

The invention provides a reagent and an electrochemical sensor, in particular, a reagent for detecting the specific gravity of urine. The reagent comprises: 2 to 10wt% of an electron mediator, 1 to 5wt% of a stabilizer, 0.5 to 2wt% of an anti-coagulant, and 0.1 to 0.5wt% of a surfactant; the balance is pH buffer and water, and the mass ratio of pH buffer to water is 1:1. The invention also provides a reagent for detecting urine glucose, which increases by 0.5 to 5wt% of a glucose oxidase or a glucose dehydrogenase on the basis of the reagent for detecting the urine specific gravity. The reagent has a high accuracy in detecting the urine specific gravity or the urine glucose by selecting a specific proportion of components and controlling the content of each component.

The invention relates to an early warning device for kidney non-evident injuries. The device comprises a liquid flow pipeline, foam detectors, a central processing unit, a microflow control driving probe, a biological matrix single factor analysis module and a power source, wherein the foam detectors are arranged at the two ends of the liquid flow pipeline, the central processing unit is connected with the foam detectors, the microflow control driving device is arranged on the liquid flow pipeline and electrically connected with the central processing unit, the biological matrix single factor analysis module is in data connection with the central processing unit and is further connected with the microflow control driving probe through a pipeline, the biological matrix single factor analysis module comprises a urine specific gravity detection electrode, a beta-2-microglobulin detection electrode and a cystatin C detection electrode, the power source is connected with the central processing unit, and the central processing unit is further provided with a wireless transmission port in an integrated mode. According to the early warning device, urine can be sucked in a urine collection bag system automatically through the microflow control driving probe, detection is performed according to a preset frequency, measurement does not need to be interrupted, the detection cost is low, the informationization degree is high, convenience and rapidness are achieved, and the development potential is huge.

The invention relates to the technical field of medical instruments, and particularly relates to an automatic urine specific gravity monitor which comprises a shell, a displayer and a handle. A urine collecting box and a specific gravity measuring box which are connected through a pipeline are arranged in the shell, a flexible area is arranged on a top cover of the specific gravity measuring box, and a pressure sensor is connected to the upper portion of the flexible area through a connecting mechanism. A buoyancy mechanism is arranged below the flexible area in a contact mode, a liquid inlet pipe connected with the outside of the shell is arranged on the side wall of the specific gravity measuring box, a weighing sensor is arranged at the bottom end of the urine collecting box, a urine flowing module is separated from a measuring sensor module, and the advantage that the precision of the measuring sensor module is prevented from being affected by deposition of substances in urine is achieved. Meanwhile, the separated design is adopted so that the urine flowing module is convenient to disassemble, replace or clean.

The invention discloses a urine volume detection system, a urine volume detection method and a storage medium; the urine volume detection system comprises a paper diaper which is used for absorbing urine of a user; an identification tag which is arranged in the paper diaper, and user information is stored in the identification tag, wherein the user information comprises a user name, the initial weight of the paper diaper and the urine proportion; a urine volume monitoring equipment, which comprises a data processing module, and a label identification module, a state detection module and a data transmission module which are respectively connected with the data processing module; and a monitoring end which is used for receiving the urine volume and the user information transmitted by the data transmission module. According to the embodiment of the invention, the identification tag is arranged in the paper diaper, so that the paper diaper used by a user has uniqueness, and the subsequent urine volume metering process can be simplified. Herein, the user information can be obtained through the urine volume monitoring device, detection and calculation of the urine volume can be completed, manual participation is not needed in the whole metering process, and the possibility of errors caused by manual metering is completely eradicated.

The invention discloses an intelligent urine collecting and monitoring device for male urinary incontinence patients. The intelligent urine collecting and monitoring device comprises an underpants main body and a waistband, wherein a urine receiving piece extends from the bottom of the underpants body and is connected with the input end of a suction pump installed on the waistband through a urine collecting pipe, a urine collecting bag is arranged on the waistband and is connected with the output end of the suction pump through a pipeline, and one end, far away from the suction pump, of the urine collecting bag is connected with a urine metering box through a guide pipe; a urine specific gravity measuring instrument is arranged in the urine metering box, and a pressure sensor and a pH value detector are embedded in the lower end of the urine collecting bag; the device further includes a controller and a displayer that are detachably installed on the two sides of the waistband respectively, wherein the controller is electrically connected with the displayer through an electric lead. The device has the advantages of being convenient to use, not prone to causing damage to the skin and genital organs of a patient, capable of reducing the workload of medical staff, and capable of achieving metering and collecting of urine of the patient and monitoring of the pH value and the urine specific gravity value of the urine of the patient.

A method for determining the biological age or pace of aging of an adult dog, said method comprising determining the levels of one or more biomarkers selected from the group consisting of (1) blood globulin levels, (2) blood total protein, (3) blood alkaline phosphatase, (4) blood platelet count, (5) blood mean corpuscular volume or (6) urine specific gravity, comparing the results with values obtained from healthy dogs of a known age and of a similar category (toy, small, medium, large or giant). Kits, systems and/or computer media for carrying out the method form further aspects of the invention.

The invention discloses a correction method for hormones in panda urine. The correction method comprises the following steps: collecting panda urine; measuring the original hormone concentration and the urine specific gravity in the panda urine; correcting the original hormone concentration according to a correction result = original hormone concentration/Lg urine specific gravity/500,000 to obtain a correction result. According to the method, the urine specific gravity value measured by panda urine is directly subjected to hormone urine specific gravity correction after being subjected to function conversion; the problem that the representativeness of the average urine specific gravity value is insufficient is solved, urine collection and average urine specific gravity value calculation do not need to be conducted on a specific panda in advance, the hormone level is directly corrected through a formula only after urine specific gravity measurement is conducted on the specific urine, and the correction method is easy to operate, rapid in correction and good in accuracy.

The invention relates to a urine color quantification method and a classification standard. The method comprises the following steps: collecting a urine image through general digital shooting equipment, extracting a color space value of the urine image by using image analysis software so as to quantify the urine color, calculating the range of a urine sample in each color space value, selecting a single color space value as a division basis, and establishing a corresponding relationship between a urine sample color category and the color space value; and determining a urine color classification standard, and determining an optimal cut-off value of a urine color category for evaluating the hydration state by using urine specific gravity information. The substitution of the color space values of the urine sample into classification criteria can determine the color category of the urine sample and roughly assess the body hydration status of the subject. The urine color evaluation method can be used for replacing sensory evaluation of the urine color, the urine color can be quantized and classified quickly, objectively and accurately by using general digital shooting equipment and image analysis software, and meanwhile, the body hydration state of a corresponding testee can be evaluated simply and roughly.