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34 results about "Urine test strip" patented technology

A urine test strip or dipstick is a basic diagnostic tool used to determine pathological changes in a patient’s urine in standard urinalysis. A standard urine test strip may comprise up to 10 different chemical pads or reagents which react (change color) when immersed in, and then removed from, a urine sample. The test can often be read in as little as 60 to 120 seconds after dipping, although certain tests require longer. Routine testing of the urine with multiparameter strips is the first step in the diagnosis of a wide range of diseases. The analysis includes testing for the presence of proteins, glucose, ketones, haemoglobin, bilirubin, urobilinogen, acetone, nitrite and leucocytes as well as testing of pH and specific gravity or to test for infection by different pathogens.

Urine guider

The present invention relates to a urine guiding device when people piss in stand or seat poses, especially relates to a piss guider which is characterized in that: the guider is trough shape, one end is urine receiving place, and the guider has a guiding place. The height of the urine receiving end port bottom of the guider is higher than the bottom of the guider, the urine receiving port is inclining shape. The guider has water absorb layers, a holding and hanging member, folding lines, connection members on two sides connected temporarily or fixed connected, and a urine testing strip. A lining is disposed in the guider. Water absorb layers are on the lining of the guider and at the urine receiving place. The guiding place is connected with a conduit and a urine reception device. The piss guider is convenient in use, can be used by male and female, saves material and reduces work procedure. The person using the piss guider not only can piss in stand pose, but also can piss seat on the bed, bench or wheelchair.
Owner:叶甘霖

Constant temperature control device and method of urine analyzer

PendingCN109186052AReliable constant temperature environmentSuitable constant temperature environmentMechanical apparatusMaterial analysis by observing effect on chemical indicatorEngineeringHeat spreader
The invention discloses a constant temperature control device and method of a urine analyzer. A sealing cover of the constant temperature control device is disposed over the position, between a test strip drip sample area and a detecting area, of a conveying belt of the urine analyzer. A radiator assembly is mounted in the sealing cover in an embedded mode. Semiconductor refrigerating chips of theradiator assembly are horizontally disposed in the sealing cover. Upper radiating fins and an upper radiating fan are mounted above the semiconductor refrigerating chips. Lower radiating fins and a lower radiating fan are mounted below the semiconductor refrigerating chips. Temperature and humidity sensors are disposed on the inner side of the sealing cover, and the output ends of the temperatureand humidity sensors are connected with a control unit. A temperature control output end of the control unit is connected with the semiconductor refrigerating chips through a semiconductor driving circuit. A wind control output end of the control unit is connected with the upper radiating fan and the lower radiating fan. By means of the constant temperature control device and method of the urineanalyzer, the temperature in an area where a urine test strip movement trajectory is located can be controlled within a constant small change range, and a reliable and proper constant temperature environment is provided for the reaction of a urine test strip and urine.
Owner:URIT MEDICAL ELECTRONICS CO LTD

In-Toilet Urinalysis System with Capillary Dispenser

We disclose an in-toilet urinalysis system which includes a system for collection urine and applying the urine to a urine test strip. The system may include an orifice within a toilet bowl which leads into a channel. The channel may be connected to a capillary which has an orifice at each end. Urine may pass through the orifice, into the channel, then may be moved by capillary action through the capillary. A urine test strip dispenser may move reaction pads on a urine test strip to the distal end of the capillary to load the reaction pads with urine. The reaction pads may absorb the urine from the most distal orifice of the capillary. A measurable chemical reaction may occur in the reaction pads in response to urine analytes.
Owner:MEDIC INC

Color measurement algorithm of urine test strip

The invention relates to the technical field of medical detection, in particular to an algorithm for calculating the test strip color by using LAB color space components, which makes the test effect more accurate, and comprises the following steps: step 1, converting RGB color components into the LAB color components by establishing a channel XYZ color space; step 2, defining X, Y, Z and t variables to be in the range [0, 1]; step 3, defining the range of the L component as [0, 100], and defining the range of the A and B components are both [-127, 127]; and step 4, optimizing the floating point number of results of each LAB component: optimization of a function f(t); converting the RGB color space to the LAB color space; and performing corresponding conversions on the L, A and B values ofthe LAB color space through the corresponding algorithm; the corresponding conversions and trade-off are performed on the floating point values of the obtained L, A and B values again, and then tablelookup method comparison is performed, therefore, the obtaining error of the test strip color is greatly reduced.
Owner:无锡益诺华科技发展有限公司

A detection reagent strip for detecting microalbumin in urine and preparation method thereof

The invention discloses a detection reagent strip for detecting microalbumin in urine. The detection reagent strip comprises a substrate and a filter paper piece, wherein the filter paper piece is attached on the substrate; the filter paper piece is sequentially immersed into an A solution and a B solution; the A solution is a buffered aqueous solution comprising sodium citrate, citric acid and concentrated hydrochloric acid; and the B solution is a methyl alcohol or ethanol solution comprising tetrahydrofuran, polypropylene glycol and sulfonephthalein dye. By utilizing the detection reagent strip prepared by the scheme, the sulfonephthalein dye can be quickly reacted with the microalbumin in the urine under acidic conditions, when the concentration of the microalbumin is in a range of 0-200mg / L, test paper presents obvious levels from colorlessness to mazarine, the levels are easy to visually distinguish and machine-readable, the measurement result is accurate and not disturbed by other ions in the urine, and the performance is stable. Meanwhile, a preparation method of the reagent strip is simple, convenient and rapid, the manufacturing cost is low, and the preparation method is suitable for large-scale popularization and application.
Owner:SUZHOU INST OF BIOMEDICAL ENG & TECH CHINESE ACADEMY OF SCI

Apparatus for analyzing urine

ActiveUS10605717B2Clean certain body areas of the userWater closetsSurgeryEngineeringUrine output
An apparatus for analyzing urine, including: a feeding and discharging device that delivers a quantity of urine into an analysis chamber of a urine test strip and discharges a quantity of urine from an analysis chamber of a urine test strip, the analysis chamber having an analysis zone. The feeding and discharging device includes a movably mounted feeding and / or discharging element for delivering a quantity of urine into a delivery zone in the analysis chamber and / or discharging a quantity of urine from a discharge zone in the analysis chamber. A detection device detects an at least sectoral variation of an optically detectable parameter, which varies in an optically detectable manner in accordance with the composition of a quantity of urine that contacts the analysis zone and produces detection data describing at least one optically detected parameter in the analysis zone or a variation of such a parameter.
Owner:DURAVIT AG

Urine testing method, mobile terminal and computer-readable storage medium

The invention discloses a urine test method, a mobile terminal and a computer-readable storage medium. The method comprises: acquiring a urine test item in response to a user's selection operation and acquiring a to-be-recognized image of a urine test test paper corresponding to the urine test item; Obtain the feature description file of the test paper corresponding to the urine test item in the feature description file; obtain the region of interest of the image to be recognized according to the feature description file; extract the feature vector of the region of interest; send the feature vector into the pre-trained classifier, and get The classification value corresponding to the feature vector; determine the characteristic position corresponding to the classification value according to the correspondence between the pre-stored classification value and the characteristic position; send the identification classification value and the characteristic position to the server, and receive the sent by the server The detection results of the recognition classification value and feature gear. The invention can make the user do urine test anytime and anywhere, avoid the complicated process and cost of going to the hospital for examination, and find problems in advance.
Owner:深圳市飞点健康管理有限公司

Urine component analysis device based on color code sensor

The invention provides a urine component analysis device based on a color code sensor, and belongs to the technical field of medical instruments. The analysis device comprises a color code sensor, a stepping motor, a lead screw nut mechanism, a microprocessor and an upper computer. Due to the fact that the color code sensor is arranged, through the stepping motor and the lead screw and nut mechanism, the color code sensor measures gray values of color blocks in the urine test strip many times and transmits the gray values to the microprocessor and the upper computer, and the upper computer correspondingly processes the multiple sets of gray values and then outputs a detection result. Therefore, the urine component analysis device based on the color code sensor can recognize tiny color blocks in the urine test strip, meanwhile, based on the color code sensor, experimental errors are reduced by measuring gray values multiple times, and therefore the content of all components in urine can be analyzed more accurately, and the physical condition of a patient can be judged.
Owner:UNIV OF SHANGHAI FOR SCI & TECH
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