17 results about "Urine test strip" patented technology

The invention provides a urinalysis classification model training method and system and a readable storage medium, and belongs to the technical field of artificial intelligence. The method comprises the following steps: acquiring a first sample set in an experimental environment; extracting the first sample set to a model trainer, and training to obtain an initial classification model; acquiring initial urine detection data in an actual environment; classifying the initial urine detection data through a user selection operation and / or a user labeling operation received by the client to obtain a second sample set; the model trainer extracts the first sample set and the second sample set, trains the first sample set and the second sample set into a staged classification model, and uploads the staged classification model to a server; the server operates the staged classification model online; and performing iterative training on the stage classification model based on historical urinalysis test paper data to obtain a final urinalysis classification model. Real user urinalysis data are selected through continuous iteration, and continuous online iteration is carried out to train a new model, so that the precision, the accuracy and the consistency of the classification model are effectively improved.

1. Name of the designed product: urine analyzer. 2. Use of the designed product: urine chemical test and analysis with urine test strip. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The present invention relates to a urine test device for toilet, including a housing which is installed inside the toilet and can test urine by staining a urine test strip with urine, wherein said housing receives the urine test strip and moves the urine test strip to the urine collection area through at least one or more motors and rollers, and transmit the measurement results to the user terminal after measuring the color change of the urine test strip stained with urine through at least one or more sensors.

This invention relates to a urine test strip color recognition detection method based on image analysis, comprising the following steps: Step 1, acquiring a color image; Step 2, detecting black calibration blocks at the four corners; Step 3, geometric correction of the test strip area based on four-point perspective transformation; Step 4, adaptive extraction of the effective area of ​​the test strip; Step 5, precise segmentation of color blocks; Step 6, correction of uneven illumination and color standardization; Step 7, multidimensional similarity calculation based on weighted Lab color space; Step 8, outputting the detection results and marking abnormalities. The beneficial effects of this invention are: the positioning accuracy remains ≥99.8% even in complex scenarios, far exceeding existing template matching and QR code solutions; it is completely unaffected by test strip deformation or printing offset; the CV value of the same urine sample repeated under different mobile phones and different lighting conditions is <3%; it successfully solves the problems of batch-to-batch color difference and test strip aging, with a clinical concordance rate ≥98%; the entire algorithm has a small computational load, fully meeting the needs of real-time detection.

1. Name of the design product: urine analyzer main machine. 2. Use of the design product: used for analyzing urine test strips soaked in urine and analyzing the composition of urine. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The present invention discloses an automatic urine test strip storage system that can automatically store and transfer urine test strips, thereby achieving an integrated, streamlined process for automated urine collection and testing. The urine test strip storage system provided by the present invention utilizes specialized reels for storing untested test strips and stored tested test strips, maximizing space savings and synchronized operation. This allows for simultaneous storage of untested test strips, urine sampling, and urine testing within the same device. Operation is simple, convenient, and fast.

The present invention relates to a method by which a server detects renal disease of a companion animal on the basis of protein, creatinine and specific gravity, and is a technique related to a method for detecting renal disease of a companion animal on the basis of protein, creatinine and specific gravity, the method comprising the steps of: (a) constructing an RGB ratio table, and photographing a urine test strip stained with urine, so as to generate a test image; (b) generating a first RGB value by extracting, from the test image, RGB values for each of a protein pad area and a creatinine pad area corresponding to a renal test item area from among the test item areas of the urine test strip; and (c) generating a first ratio value through the generated first RGB value and a specific gravity RGB value extracted from a specific gravity pad area in the test image, generating a second ratio value, which is the ratio between the specific gravity of the RGB ratio table, and protein and creatinine, correcting the RGB value of the protein pad area and the RGB value of the creatinine pad area by comparing the first ratio value and the second ratio value, and determining the renal health state of the companion animal by comparing the corrected RGB values.

Pathology Laboratory Equipment for Colorimetric Analysis of Urine Test Strips

The utility model discloses a self-test box for routine urine test. The self-test box comprises a box body, a tray, a urine test strip and a sealing cover, a macromolecular water-absorbing material is laid on the bottom surface in the box body; the tray is erected in the box body, a placement groove is formed in the tray, and a first gap is formed in the bottom of the placement groove; the urine test strip is laid in the placement groove; the sealing cover is installed at the opening of the box body and used for sealing the box body. Wherein the urine test strip is placed in the tray, the tray is erected in the box body, the tray is provided with a first gap through which redundant urine can flow into the box body, and the bottom of the box body is provided with a macromolecular water absorbing material capable of rapidly absorbing the redundant urine, so that the phenomena of sample scattering and leakage are avoided. According to the arrangement, the urine test strip is separated from the macromolecular water-absorbing material in the box body by the tray, and a certain gap exists, so that secondary influence on the urine test strip is avoided after the macromolecular water-absorbing material absorbs redundant urine.

A method for conducting a urinalysis is provided. The method includes receiving an image of a urine strip having a plurality of reacting areas configured to react with a predetermined urine parameter, and a plurality of reference regions each having a designated color; extracting, from each reference region, reference values representative of a detected color in the reference region; extracting, from each reacting area, color values representative of a detected color of the reacting area; conducting a regression analysis by determining least-squares of the reference values in accordance with prestored set of values corresponding to expected colors of each reference region; determining a color correction model by calculating root polynomial expansion of the least-squares; applying the color correction model on the color values by calculating root polynomial expansion of the color values to obtain normalized values; and determine level of the urine parameters in accordance with normalized values.

The invention provides a preparation method of urine test paper, and relates to the technical field of urine test, and the preparation process of the preparation method of the urine test paper comprises the following steps: step 1, reagent preparation; 2, preparing a solution; step 3, mixing reaction; step 4, product treatment; and 5, preparing test paper. The method has the advantages that through the phosphate buffer solution with specific concentration and pH value and the copper nitrate trihydrate and adenine which are accurately proportioned, under specific reaction conditions, a reaction product has good chemical activity and can be subjected to specific reaction with multiple detection indexes in urine, and the detection result is accurate. The detection accuracy and sensitivity of the urine test paper are obviously improved; common experimental instruments and reagents are adopted, complex equipment and expensive raw materials are avoided, the production cost is reduced, and large-scale production, popularization and application are facilitated; the urine test paper prepared by the invention is good in stability, and can meet the requirements of various scenes such as clinical examination and family self-test.

The invention discloses a novel urine test strip screening device, and relates to the technical field of urine test strip processing, in particular to a novel urine test strip screening device which comprises a support structure and urine test strips, and a scraper screening device used for conveying the urine test strips is arranged in the support structure. A direction adjusting device used for adjusting the front face of the urine test strip is installed on the right side of the scraper screening device, and a color detector used for detecting the front face and the back face of the urine test strip is fixedly installed on the support structure. According to the novel urine test strip screening device, the support structure, the scraper screening device, the direction adjusting device and the conveying device are matched, the design mode that a test strip bin in the support structure is in a V shape is adopted, a certain amount of urine test strips can be stored in the test strip bin, and then the scraper screening device is used in a matched mode; the step of placing the urine test strips one by one by workers is replaced, so that the efficiency in the urine test strip screening process is improved.

The invention relates to the technical field of urine test strip detection, and discloses a novel urine test strip high-brightness uniform compensation mechanism which comprises a support, a high-brightness light supplementing lamp panel is installed on the inner side of the support, a high-brightness light supplementing device is installed on the inner side of the high-brightness light supplementing lamp panel, a clamping plate is placed on the upper portion of the high-brightness light supplementing device, and the clamping plate is provided with a clamping groove. A limiting device is clamped on the inner side of the clamping plate, a urine test strip for limiting the clamping plate is installed on the side face of the support, and a linear guide rail is installed on one side of the support. According to the novel urine test strip high-brightness uniform compensation mechanism, the high-brightness light supplementing device is composed of a light source reflecting film, a light source light guide plate and a light source diffusion plate, the high-brightness light supplementing device adopts the mode that light sources on the two sides, the light guide plate and the diffusion plate irradiate, the brightness uniformity exceeds 90%, and the high-brightness light source is uniformly and effectively projected to a urine test strip. The structure is simplified, assembly and maintenance are facilitated, and the detection precision is improved.

The present invention relates to the technical field of image processing and recognition systems, and specifically to a novel array-type urine test strip instant detection and analysis method, comprising: soaking a novel urine test strip in urine to obtain an image of the test strip after the urine soaking; performing background removal processing on the test strip image to obtain a test strip contour image; performing image correction processing on the test strip contour image to obtain a corrected test strip contour image; segmenting the corrected test strip contour image according to a boundary positioning method and a horizontal projection algorithm to obtain multiple single indicator detection and analysis array images; and performing detection and analysis on each single indicator detection and analysis array image separately. The present invention is highly efficient and simple to operate, and avoids the problems of ambient light interference and low human eye recognition accuracy.

The invention discloses a urine test paper image detection method based on mobile equipment. The urine test paper image detection method comprises the following steps: acquiring camera parameters of a plurality of mobile equipment, establishing an equipment optical feature library, acquiring test paper images shot by the mobile equipment in different environments, and associating the test paper images with the equipment optical feature library to establish a multi-environment sample library; the multi-environment sample library serves as sample input, a color block detection model is established, and anchor points of samples are dynamically adjusted in the training process of the color block detection model; converting the RGB value of the test paper color block of the sample into a standard CIE Lab space; performing direction judgment and abnormal point filtering on the sample based on the checking color block space relationship; and constructing a standard urinalysis pigment feature library, matching the sample with the standard urinalysis pigment feature library, and outputting a detection result. The method has the beneficial effects that the cross-equipment color difference problem is effectively solved by establishing the equipment optical feature library, introducing the double-branch detection network and improving the anchor point adjustment mechanism of the SSD, and the accuracy of a urine detection result is improved.

1. Name of the product in this design: Urine catheter holder for a urine analyzer. 2. Purpose of this design: To guide urine onto a urine test strip. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention provides a rapid and real-time urine detection test paper color identification method and system, and relates to the field of medical detection, and the method comprises the steps: obtaining urine detection data, and carrying out smoothing processing to obtain smoothed color data; according to a preset reaction color standard value range of each component, carrying out range classification on the smoothed color data by using a bisection method and a trisection method; according to the color range generated by each target component under different indexes, feature analysis is carried out on the smoothed color data components, the indexes of the urine detection data are confirmed, function fitting and weight distribution are used for rechecking the indexes of the urine detection data, and algorithm optimization is used for improving the recognition color and imaging efficiency. The invention provides a rapid and real-time urine test paper color identification method, which realizes continuous test paper change monitoring and imaging of urine test paper.