34 results about "Urine test strip" patented technology

The invention discloses a portable urine analyzer. The analyzer comprises two parts, namely an analyzer body and a printer, wherein the analyzer body is connected with the printer through a signal line connecting plug in a plugging mode; the analyzer body comprises an upper box body and a lower box body; the upper box body is provided with a movable door, a liquid crystal display (LCD), a touch keyboard and a reflecting optical coupler for detecting whether the movable door is closed; an optical detection part, a motor driving part, a mechanical transmission part, a microcomputer circuit control part and a structural bracket are arranged in the lower box body; the optical detection part is used for detecting a urine test strip; the microcomputer circuit control part is used for integral control, command transmission and result processing; the motor driving part and the mechanical transmission part are used for executing a command which is given by the microcomputer circuit control part; and the printer is used for printing the final result.

Disclosed is a disposable plastic container, used to collect and test veterinary and medical urine samples from cats, dogs and people. A commercial urine test strip is attached on the outside of the container inside a protective envelope. Once opened, the strip is dipped into the urine and a chemical reaction changes the color of the pads. This color is then compared to a reference color on the label which may also be attached to the container. For cats the containers may be loaded with litter and placed inside a multi compartment partitioned litter box.

The timing of the reaction of moisture-sensitive reagents for detecting the presence of analytes, e.g. leukocytes in urine samples, is used to detect when the reagents have been compromised by excess humidity. The ratio of light reflectance at wavelengths characteristic of the products of reaction between the reagents and the analyte and an infra-red reference dye is measured at two preset times after a urine sample has been applied to a test strip and used to determine whether the reagents have been compromised by excessive humidity. The presence of unusually dark samples is determined from the reflected light at 470 and 625 nm in order to confirm that the test strips are humidity-compromised.

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.

The invention provides a mini-type portable urine test strip analysis meter and a urine dry chemical test strip, and solves the problems of inconvenience and high cost during a using process of an existing urine dry chemical test strip in ordinary families and communities and high cost during production of correlated instruments. Compared with an existing urine test strip analysis meter and more than ten items of urine dry chemical test strips, the urine test strip analysis meter is simplified without any movement mechanism by a single-item urine dry chemical test strip, so that the type structure of the mini-type portable urine test strip analysis meter is changed to be very small, and the operation becomes very simple.

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.

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.

The invention relates to a urine routine test sensor applied to a mobile terminal. The sensor comprises a base body; the base body is divided into an anti-fake identification area, a calibration area and a testing area; an identification module is mounted at the anti-fake identification area; a colorimetric block is mounted at the calibration area; and a urine test strip is mounted at the testing area. The printed pattern and color of each urine routine test sensor applied to the mobile terminal are different from each other, so that the sensor is hard to be counterfeited, and the anti-fake effect is good; counterfeiting, service life querying and testing processes are synchronously finished, so that not only are multiple functions achieved, but also production and operations are convenient; when a sensor cloud terminal is used, the identification effect is good, and the efficiency is high.

The invention provides a temperature equality human body sample analysis meter which comprises an optical assembly, a mechanical assembly, a circuit assembly and a temperature control assembly. The optical assembly comprises a test paper supporting table and an optical analysis component. The optical analysis component detects urine test paper, converts changes of colors of each reagent cushion block into electric signals and obtains urine analysis data through calculation. The circuit assembly drives the test paper supporting table to move by controlling the mechanical assembly, so that reagent cushion blocks displace to the lower portion of the optical analysis component in sequence to be detected. In order to eliminate influence of different temperatures for the urine detection result, the urine analysis meter further comprises the temperature control assembly. A urine sample heat preservation component of the temperature control assembly is in a hollow cup shape and used for collecting a urine sample and keeping the set temperature value constant, and then the accuracy of the detection result of the urine analysis meter is enhanced.

A method of detecting a urine test strip from a photographed image of the urine test strip is disclosed. The disclosed method of detecting a urine test strip includes: receiving input of a urine test strip image, which is a photographed image of a urine test strip including a first and a second marker; detecting a first and a second marker image within the urine test strip image; detecting an area between the first and second marker images within the urine test strip image; and detecting a reagent pad and a colorimetric table in the urine test strip image by matching an area of interest, which represents a position of the reagent pad and the colorimetric table in the urine test strip image, with the area between the first and second marker images.

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.

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.

The invention relates to an automatic urine collecting unit, and relates to the technical field of urine analysis. The automatic urine collecting unit comprises a toilet stool including a cover and abody, and the body is provided with a concave urine collecting tank, a spreader plate, a sampling unit with a metering function, a urine test strip, a sample tank, a conveyor belt and a recovery tank.The sample tank is provided with a spreader plate, and the urine collecting tank is communicated to the sample tank through the sampling unit. The sampling unit adds the urine into the sample tank after the urine is metered, and the urine wets the urine test strip after flowing through the spreader plate. One end of the conveyor belt is connected with a urine analysis module for conveying the urine test strip to the urine analysis module when the conveyor belt rotates forward. The automatic urine collecting unit is simple in structure, capable of identifying users automatically and accurately, conducting quantitative urine collection and analysis specific to the users and conducting archiving for the users and sanitary in use.

The invention discloses a test strip conveyor. The test strip device includes a belt-shaped insert, a shell and a belt-shaped insert driving mechanism. A separating plate is arranged in the cavity ofthe shell. The separating plate separates the cavity into test strip storage space and inserting moving space. The lower part of the separating plate is provided with a notch. At least one set of teststrip assembly is placed in the test strip storage space. The top wall of the shell is provided with an inlet for the belt-shaped insert to pass through, and the bottom wall is provided with an outlet for the belt-shaped insert and the test strip to pass through and a sealing cover. The belt-shaped insert driving mechanism is used for driving the belt-shaped insert to move forward or backward, thereby driving the test strip, entering the insert moving space, at an inserting part to pass through the outlet together. The invention also discloses a urinal bucket and a urinal apparatus. The teststrip conveyor of the invention can automatically convey out the urine test strip which helps people to complete a urine test when using the urinal bucket to urinate.

The invention discloses an urine test strip rotary automatic sorting mechanism. The mechanism comprises a storage and sorting unit for storing and sorting test strips; the storage and sorting unit isrotationally mounted on a constraint unit; the storage and sorting unit is provided with a first opening in the length direction; the first opening is hinged with a paper outlet unit capable of covering the first opening; a paper sorting groove for sorting the test strips is formed in the paper outlet unit in the length direction; a second opening is formed in the constraint unit; a repulsion piece is arranged between the paper outlet unit and the storage and sorting unit; when the storage and sorting unit is rotated to the overlapped position of the first opening and the second opening, the paper outlet unit realizes a state from closing to opening through the repulsion piece; and when the storage and sorting unit is rotated to the non-overlapped position of the first opening and the second opening, the paper outlet unit is closed in the first opening by holding force of the constraint unit.

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.

The timing of the reaction of moisture-sensitive reagents for detecting the presence of analytes, e.g. leukocytes in urine samples, is used to detect when the reagents have been compromised by excess humidity. The ratio of light reflectance at wavelengths characteristic of the products of reaction between the reagents and the analyte and an infra-red reference dye is measured at two preset times after a urine sample has been applied to a test strip and used to determine whether the reagents have been compromised by excessive humidity. The presence of unusually dark samples is determined from the reflected light at 470 and 625 nm in order to confirm that the test strips are humidity-compromised.

The invention discloses a construction training method, device and computer equipment of a urine test recognition classifier. The method includes: obtaining the region of interest of an image to be recognized in each urine test paper; extracting the feature vector of the region of interest; The feature vector of a urine test paper and the classification corresponding to the urine test paper are stored as a sample; the urine test recognition classifier is constructed according to the first predetermined number of samples; the urine test recognition classifier is trained by the second predetermined number of samples, and adjust the attribute nodes in the urine test recognition classifier according to the training results, and repeat the training process until the classification accuracy of the urine test recognition classifier reaches a preset threshold. The present invention establishes a urine test paper classifier through the idea of ​​deep learning, and trains the classifier to obtain the mapping relationship between the urine test paper and classification, thereby improving the recognition accuracy.

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.

A detector for detecting urine includes a first electrode, a second electrode and a processing unit. The first electrode and the second electrode are disposed opposite each other, and are soaked in urine under detection. An electrical path is formed among the first electrode, the urine and the second electrode. The processing unit, electrically connected to the first electrode and the second electrode, measures a plurality of ions in the urine transmitted in the electrical path to obtain a conductivity of the urine and to accordingly determine a kidney function status associated with the urine. Compared to a conventional urine test strip, the invention not only provides a precise detection value but also offers advantages of repeatable usage.

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.

The invention discloses a test strip selecting mechanism. The test strip selecting mechanism comprises a paper discharge bracket and a test paper containing device used for containing urine test strips. A test paper trough is formed in the surface of the paper discharge bracket. The test paper containing device comprises an inlet end and an outlet end, wherein the inlet end is arranged at the topand used for allowing the strips to enter, and the outlet end is arranged at the bottom end and is used for allowing the strips to get out. The paper discharge bracket is arranged at the bottom of thetest paper containing device and can relatively move to drive the test paper trough to do reciprocating motion at the bottom of the test paper containing device. The paper discharge bracket can closethe outlet end of the test paper containing device in the motion process. According to the test strip selecting mechanism, the structure is relatively simple, test paper sorting is easy, and the strips are not prone to being gammed; and the requirements of instruments large in batch, small in size and low in thickness can be met.

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.

A hand-held device for a urine detection device, comprising: a hand-held pen body and a pen cap, wherein: the pen cap is fixed on the head end or tail end of the hand-held pen body through a detachable connection; the suction block and the urine detection test paper are arranged on In the hand-held pen body, the liquid-absorbing block protrudes from the head end of the hand-held pen body; a support frame is arranged on one side of the hand-held pen body, and the tail end of the hand-held pen body bends toward the side where the support frame is located. When in use, the user can hold the curved tail end of the hand-held pen body in the hand-held device, and pour urine on the liquid-absorbing block of the hand-held pen body to take urine. When the handheld device is used, it is more convenient to hold, and the grip is more comfortable. At the same time, when urinating, the pen cap can also be connected to the tail end of the hand-held pen body, so that the length of the hand-held pen body can be increased, which can avoid Urine splashes on user's hands.

The timing of the reaction of moisture-sensitive reagents for detecting the presence of analytes, e.g. leukocytes in urine samples, is used to detect when the reagents have been compromised by excess humidity. The ratio of light reflectance at wavelengths characteristic of the products of reaction between the reagents and the analyte and an infra-red reference dye is measured at two preset times after a urine sample has been applied to a test strip and used to determine whether the reagents have been compromised by excessive humidity. The presence of unusually dark samples is determined from the reflected light at 470 and 625 nm in order to confirm that the test strips are humidity-compromised.

The invention relates to an automatic urine collecting unit, and relates to the technical field of urine analysis. The automatic urine collecting unit comprises a toilet stool including a cover and abody, and the body is provided with a concave urine collecting tank, a spreader plate, a sampling unit with a metering function, a urine test strip, a sample tank, a conveyor belt and a recovery tank.The sample tank is provided with a spreader plate, and the urine collecting tank is communicated to the sample tank through the sampling unit. The sampling unit adds the urine into the sample tank after the urine is metered, and the urine wets the urine test strip after flowing through the spreader plate. One end of the conveyor belt is connected with a urine analysis module for conveying the urine test strip to the urine analysis module when the conveyor belt rotates forward. The automatic urine collecting unit is simple in structure, capable of identifying users automatically and accurately, conducting quantitative urine collection and analysis specific to the users and conducting archiving for the users and sanitary in use.

An embodiment of the present invention provides a method and device for determining effective colors in urine test paper, wherein the method includes: dividing the urine test paper image into multiple image areas centered on the initial sampling point; The average value of the color value of the pixel points within the range; for each adjacent pixel point of the initial sampling point, calculate the color difference value between the color value of the adjacent pixel point and the reference color value, and according to the size relationship between the color difference value and the preset threshold Judging whether to use the adjacent pixel as a new sampling point; when the adjacent pixel is determined to be a new sampling point, perform the step of determining the color difference value until all sampling points in the image area are determined; calculate multiple The mean value of the color value of the sampling point, and the color corresponding to the mean value of the color value is determined as a valid color. The embodiment of the present invention can improve the accuracy of the determined effective color, thereby improving the detection accuracy of the urine component concentration.

The invention relates to a medical instrument for urological examination. The central positions of the two sponge sheets are fixed by a bolt, and the sides of the two sponge sheets are provided with liquid injection gaps; the liquid storage bowl is provided with a liquid cavity, and the bottom of the liquid cavity is A reaction liquid storage chamber a and a reaction liquid storage chamber b are respectively provided; the reaction liquid storage chamber a and the reaction liquid storage chamber b are covered with a sealing film; the present invention adopts a liquid storage bowl covered with a cover body, and There is a cover ring; the position of the cover ring is disposed with two sponge sheets described above; the bottom surface of the sponge sheet described in the lower part is provided with two firing pins, and the positions of the two firing pins are respectively for the reaction liquid storage chamber a, the reaction liquid On the sealing film on the reservoir b. The technical scheme that the reaction liquid storage chamber a and the reaction liquid storage chamber b are respectively perfused with different reaction liquids realizes high-precision urine testing based on test strips as a means for preliminary diagnosis of diseases in the department of urology.

An embodiment of the present invention provides a method and a device for determining the detection result of urine test paper, wherein the method includes: determining the target color value of the urine test paper image detection area; calculating the target color value corresponding to the color value of different preset standard colors The first color difference value; calculate the second color difference value corresponding to the target color value and the color value of different preset standard colors; for the calculated multiple first color difference values ​​and multiple second color difference values, it will be compared with the same preset color difference value Set the weighted sum of the first color difference value and the second color difference value corresponding to the color value of the standard color to obtain multiple comprehensive color difference values; The concentration represented by the preset standard color is determined as the detection result. The method and device for determining the detection result of the urine test paper according to the embodiments of the present invention can improve the accuracy of determining the detection result of the urine test paper.