10results about How to "Avoid missed diagnosis" patented technology

The invention relates to the technical field of biopsy picking devices, and particularly discloses a gastrointestinal endoscope biopsy picking device which comprises a flexible outer tube. The fixing base is fixedly connected with the end part of the flexible outer pipe; the number of the clamp flaps is two, and meshing teeth are arranged on the sides, close to each other, of the two clamp flaps; the opening and closing mechanism penetrates through the flexible outer tube and is connected with the two clamp flaps; according to the gastrointestinal endoscope biopsy extraction device, the expansion mechanism expands through the trigger type air bag, so that the root of a deep plica is expanded outwards, a dead angle area which cannot be expanded through conventional air injection is fully exposed, a doctor does not need to manually control an endoscope to push the plica or adjust the angle, semi-blind operation is not needed, missed diagnosis of a hidden focus is avoided, and the operation efficiency is improved. After the plica is unfolded, the clamp flaps can be vertically attached to a focus mucous membrane, the staggered design of the meshing teeth ensures that a tissue sample is firmly fixed, the focus is automatically exposed through the expansion mechanism, the endoscope view is clear, the operation process is simplified, and the sampling failure rate is reduced.

The utility model relates to the technical field of livestock medical equipment, and disclose livestock veterinarian multifunctional animal holding frame, including base, the surface fixedly connected with support frame at the four corners of base upper end, and the outer surface hinged connection of base one side is connected with the treading plate, the upper end of support frame is provided with the holding frame, and one end of holding frame is provided with the open -and -shut structure. The utility model discloses by pulling down the pull rod, make first hinged link and second hinged link hinged rotation, and drive first positioning frame hinged rotation and reset, when the other end of first hinged link and hinged block hinged rotation, and drive the other end of hinged block and go up and hinged rotation, one end of hinged block drives second positioning frame hinged rotation and reset simultaneously, thereby can bind the head of animal, avoid the condition that animal struggles or escapes because of discomfort or panic, and the practicability of equipment is improved to some extent.

The invention discloses a cerebrospinal fluid sampling and detecting device, and belongs to the technical field of neurology. According to the cerebrospinal fluid sampling and detecting device, a detecting and distributing head, a puncture needle, a control cabinet and a detecting box are arranged on a device base, a sealing sleeve is arranged in the detecting and distributing head, a preliminary checking disc is installed in the sealing sleeve, and a three-way valve is installed between the detecting box and the detecting and distributing head. The cerebrospinal fluid sampling and detecting device solves the problems that an existing cerebrospinal fluid sampling and detecting device cannot carry out split charging to achieve automatic adjusting operation, and the detection effect is affected, according to detection data, the electric actuator is adjusted through the plc module, the three-way valve and the adjusting valve are controlled, and therefore according to the detection result, the cerebrospinal fluid can be firstly split charged, and then split charging is carried out. All optical and electrochemical signals are captured by an optical fiber sensing array plate and a detection box which are arranged in the detection distribution head, and are transmitted to a control cabinet through Bluetooth, so that different detection processing work is carried out in time, treatment schemes are effectively switched, and the detection effect is improved.

The invention relates to the field of computer-aided diagnosis, discloses a system for judging and recognizing the intestinal tract cleanliness level of an enteroscope patient, and aims to solve the problems that existing intestinal tract cleanliness evaluation is high in subjectivity, low in evaluation efficiency and lack of quantitative standards. The method comprises the following steps: acquiring and preprocessing enteroscopy image sequence data, and extracting multi-scale features; and the intestinal tract cleanliness is identified through a deep learning model, and a quantitative scoring report is generated. The system comprises an image data acquisition module, a preprocessing module, a multi-scale feature extraction module, a cleanliness identification and classification module and a report generation module. According to the technical scheme, evaluation objectivity, accuracy and efficiency can be improved, automation, standardization and high-precision quantification are achieved, and dependence on doctor experience is reduced.

This invention discloses a primer set and kit for detecting gene variant sites in glucose-6-phosphate dehydrogenase (G6PD) deficiency, belonging to the field of gene detection technology. The primer set includes multiplex PCR amplification primers shown in SEQ ID NO. 1–14 and single-base extension primers shown in SEQ ID NO. 15–35, capable of simultaneously detecting 21 G6PD pathogenic variant sites (including high-incidence sites in the Chinese population such as c.95A>G and c.202G>A). The kit also includes PCR amplification reaction reagents, SAP enzymatic digestion reaction reagents, extension reaction reagents, desalting resin, and a detection chip. The detection method employs “multiplex PCR amplification → SAP dephosphorylation → single-base extension → nucleic acid mass spectrometry detection,” automatically determining the genotype based on mass-to-charge ratio differences. This invention offers comprehensive site coverage (covering pathogenic mutations in over 99% of Chinese patients), high accuracy (100% consistent with Sanger sequencing results), ease of operation (automatic detection and result analysis), and suitability for small sample sizes. It can be applied to prenatal diagnosis and newborn genetic disease screening, and is suitable for large-scale promotion in hospitals at all levels, providing a reliable tool for rapid and accurate detection of G6PD deficiency.

This utility model discloses a fully automated biochemical analyzer, including a biochemical analyzer body. A top cover is rotatably connected to the top of the analyzer body. Mounting plates are symmetrically fixed to one side of the top cover. A collection tube is fixedly installed between the two mounting plates. A water inlet pipe is fixedly installed to one side of the collection tube. Multiple diverter heads are installed on one side of each collection tube, and a spray head is fixedly installed at the bottom of each collection tube. This design, by setting up a collection tube, water inlet pipe, diverter heads, spray heads, and ultraviolet disinfection lamp, uses the water inlet pipe to transmit water through the collection tube to the interior of the diverter heads. The spray heads spray disinfectant water onto the top of the partition, disinfecting the interior of the biochemical analyzer body. The ultraviolet disinfection lamp then dries and disinfects the disinfectant water, effectively reducing cross-contamination between samples, ensuring the independence of each sample, and avoiding misdiagnosis or missed diagnosis due to contamination.

This invention relates to the field of medical assistance technology, specifically to a pneumonia medical assistance system based on an improved VMamba model. The system includes: dividing the lung image to be diagnosed into raster cells based on a raster cell partitioning algorithm; calculating the lesion representation coefficient of each raster cell within each management time period; calculating the lesion representation index of the lesion trend path within the management period based on the raster cells along the lesion trend path; determining whether the raster cells covered by the lesion trend path are lesion regions based on the lesion representation index; inputting the lung field feature map and semantic feature vector into the improved VMamba model after channel-level concatenation, and outputting the pneumonia classification diagnosis result; and linking the pneumonia classification diagnosis result with a pneumonia knowledge graph to generate a visual auxiliary diagnosis report, significantly improving the accuracy and stability of lung medical image processing and achieving full-process automation of intelligent image analysis.

This invention relates to the field of abdominal drainage technology, and more particularly to an abdominal drainage system based on real-time hemoglobin monitoring and intelligent early warning. The technical solution includes an abdominal drainage tube, an optical sensing module, a microprocessor module, and a wireless communication module. The microprocessor module is configured to perform moving average filtering and dynamic trend modeling on hemoglobin concentration data; and to trigger early warnings based on preset multi-level alarm conditions. This invention, by real-time and accurate monitoring of hemoglobin concentration in abdominal drainage fluid, combined with intelligent early warning and personalized response mechanisms, overcomes the limitations of traditional manual observation, significantly improving the timeliness and accuracy of bleeding risk identification. Its closed design reduces the risk of infection, while its system integration capabilities optimize medical and nursing workflows, enabling data sharing and remote collaboration. This not only shortens the intervention time window and improves patient prognosis but also frees up nursing resources and improves medical quality, providing a comprehensive and efficient solution for postoperative monitoring.

The invention provides a multi-instance learning-based grape tire risk hierarchical prediction method. The method comprises the steps of obtaining suspected grape tire pathological image data and clinical parameters; preprocessing the image and cutting the image into image blocks; extracting image block features by using a feature extraction network, and aggregating to generate packet-level features; high-discrimination features are obtained through a multi-instance feature aggregation module; coding the coding network into features, and generating multi-source fusion features with fusion; inputting into the classification network, outputting prediction probabilities of non-grape tyres, partial grape tyres and complete grape tyres, and calculating disease risk scores according to the prediction probabilities of the non-grape tyres, the partial grape tyres and the complete grape tyres; dividing into four risk levels of low, medium, medium and high and high according to the scores, and automatically triggering an auxiliary diagnosis prompt for cases falling into classified easy-to-confuse levels. Pixel-level labeling is not needed, clinical safety and interpretability are considered while classification accuracy is improved, and the method is suitable for grape tire intelligent auxiliary diagnosis of primary and superior medical institutions.

The invention belongs to the technical field of molecular diagnosis and enzyme engineering, and particularly discloses a primer group, a kit and a method for detecting CGG repeated amplification diseases. The multiplex PCR system provided by the invention comprises a PCR primer group of which the sequence is as shown in SEQ ID NO: 1 to SEQ ID NO: 7; the DNA polymerase takes Pfu polymerase as a skeleton and comprises mutations such as V93Q, E148K, G150A, S152A or N155A and the like, and the C end of the DNA polymerase is fused with a Cren7 DNA binding protein through a short connecting peptide; and the high GC PCR system comprises LiCl, MgCl2, dNTP (deoxyribonucleoside triphosphate), 7-deaza-dGTP (7-deaza-dGTP) and the like. According to the present invention, the engineering DNA polymerase, the optimized high GC PCR system and the multiple primer group are combined, such that the detection sensitivity and the detection specificity are significantly improved, and the joint detection of a variety of clinical phenotype similar diseases is achieved.