Abstract: The present invention provides a three-dimensional reconstruction method of a capsule endoscope image, an electronic device, and a readable storage medium, which combines two algorithms for obtaining image depth information values to improve the calculation accuracy of image depth information values, and thus to increase the image three-dimensional reconstruction rate and improve the image identification precision.

Abstract: A medical detection apparatus and a measuring component thereof are provided. The medical detection apparatus includes a housing and a measuring component. The measuring component is mounted on the outer wall of the housing for measuring the concentration of a parameter to be measured in the external environment of the housing. Through arrangement of the measuring component, the medical detection apparatus detects various parameters in the digestive tract, and the accuracy of detection is improved.

Abstract: A referenceless image evaluation method for a capsule endoscope, an electronic device, and a medium. The method comprises: acquiring image quality evaluation scores and image content evaluation scores corresponding to respective original images; and determining, according to weights of the image content evaluation scores and weights of the image quality evaluation scores, a comprehensive score for each image currently being evaluated. The referenceless image evaluation method for a capsule endoscope employs various evaluation models to evaluate the image quality and content of a number of original images taken in the same detection region. The results of these evaluations are then combined to produce comprehensive scores for the numerous original images of the same region. Through the comprehensive scores, high-quality images can be quickly screened out, and thus the screening of the original images can be accelerated and the identification accuracy be improved.

Abstract: The present invention provides an image recognition method, an electronic device and a computer-readable storage medium. The method includes: segmenting an original image into a plurality of unit images having the same predetermined size; inputting the unit images into a pre-built neural network model to carry out processing, so as to correspondingly add a detection frame to a marker in each unit image to form a pre-detection unit image; stitching a plurality of pre-detection unit images into a pre-output image according to segmentation positions of each unit image in the original image; determining whether the markers selected in two adjacent detection frames in the pre-output image are the same marker; outputting the image with the detection frames until all the detection frames confirmed to have the same markers are all merged. The present invention can effectively recognize types and positions of the markers in the image.

Abstract: The present invention provides an image processing method, an electronic device, and a readable storage medium. The method comprises: obtaining an original image, determining whether the current original image contains a cavity; if the current original image contains a cavity, increasing the frame rate based on the original frame rate; if the current original image does not contain a cavity, maintaining the original frame rate for image capturing. The present invention can automatically adjust the frame rate according to the actual images captured by a capsule endoscope, improving the capture of intestinal images, reducing the probability of missing shots, and achieving the goal of saving power, while enhancing the efficiency of capsule endoscope usage.

Abstract: A method for stitching images of a capsule endoscope, an electronic device, and a readable storage medium are provided. The method comprises: performing image rectification and circular edge masking on original images to form pre-processed images, and performing image enhancement (S1); completing detection and pairing of feature points (S2); calculating a transformation model of all pre-processed images to a same optimal plane according to a set of the feature points (S3); performing projective transformation for each enhanced image to a same coordinate system (S4); and stitching images according to an obtained sequence to form a fused image for output (S5), thus expanding the field of view of a single image of the capsule endoscope.

Abstract: A system and method for controlling a capsule endoscope is provided. The control method includes: measuring a magnetic field value of the environment in which the capsule endoscope is subjected; obtaining a critical magnetic field value for suspension of the capsule endoscope according to the magnetic field value; adjusting a traction force on the capsule endoscope according to the critical magnetic field value for suspension; and controlling the movement of the capsule endoscope in a horizontal and/or vertical direction, wherein the movement of the first magnet is controlled by moving the second magnet, and the capsule endoscope is in a quasi-suspended state as moving in the horizontal and/or vertical direction. The system and method reduce friction between the capsule endoscope and wall of the target area during movement by controlling the capsule endoscope in a quasi-suspended state, which makes the scanning of the target area more accurate.

Abstract: The present invention discloses a method and system for determining orientation of a capsule endoscope. An external magnetic field is provided outside the capsule endoscope, and an internal magnetic field is provided inside the capsule endoscope. Magnetic field data is obtained according to the external magnetic field and the internal magnetic field, and acceleration data of the capsule endoscope is obtained. When the polarization direction of the external magnetic field is horizontal, the orientation information of the capsule endoscope is obtained according to the acceleration data. When the polarization direction of the external magnetic field is non-horizontal, the orientation information of the capsule endoscope is obtained according to the acceleration data and the magnetic field data.

Abstract: The present invention discloses a capsule endoscope system, a method of identifying stained area in endoscopic images, and a computer readable storage medium. The method comprises: obtaining a basic image taken by a photographing device; removing abnormal pixels from the basic image and recording it as a processed image; obtaining the hue, saturation and value of each pixel in the processed image of HSV format; setting a first condition that the hue is in a D1 range, the saturation is in a D2 range, and the value is in a D3 range; obtaining the b component of each pixel in the processed image of Lab format; setting a second condition that the b component is in a D4 range; collecting and processing the pixels that meet the first condition and/or the second condition to form a set C; calculating the initial range area S1 of the set C.

Abstract: The present invention provides a control method and a control system for a magnetic control capsule endoscopic apparatus. The method comprises: after the magnetic control capsule endoscopic apparatus is started, detecting a current motion mode thereof, where the motion mode comprises a vehicle-mounted mode and a normal mode; if the motion mode is configured as the normal mode, keeping a position of a magnetic ball unchanged, and directly entering an examination procedure; and if the motion mode is configured as the vehicle-mounted mode, after adjusting the position of the magnetic ball from a default position corresponding to the vehicle-mounted mode to a default position corresponding to the normal mode, entering the examination procedure. According to the method and the system, the position of the magnetic ball is adjusted, such that a plurality of application environments are adapted to, thereby improving the safety performance of the magnetic control capsule endoscopic apparatus.

Abstract: There is provided a battery assembly and a medical capsule. The battery assembly comprises: a battery pack comprising at least two batteries connected in series, and a plurality of connectors electrically connected to the battery pack, comprising a positive electrode connector electrically connected to a positive electrode of the battery pack, a negative electrode connector electrically connected to a negative electrode of the battery pack, and an intermediate connector electrically connected to a positive electrode of one of any two adjacent batteries and a negative electrode of the other one of the two adjacent batteries. The battery assembly of the present invention can selectively output the total voltage of the battery pack or output part of the voltage of the battery pack through the plurality of connectors.

Abstract: A method and system for determining quality of a capsule endoscope image. The method comprises: acquiring a first group of images of a standard color card that are photographed by a capsule endoscope in a non-magnetic-field environment and a second group of images of the standard color card that are photographed by the capsule endoscope in a magnetic field environment; calculating a peak signal-to-noise ratio of each color region of the standard color card in the non-magnetic-field environment and a peak signal-to-noise ratio of each color region of the standard color card in the magnetic field environment according to the acquired first group of images and the acquired second group of images; and determining, according to the calculated peak signal-to-noise ratios, whether a magnetic field affects the quality of a capsule endoscope image. The effect of the magnetic field on the quality of an image can be effectively determined.

Abstract: The present invention provides an image-based position detection method, an electronic device, and a readable storage medium. The method includes: driving a capsule endoscope to continuously capture a group of images at an interval of a first preset time t1, where each group of images comprises at least one image; obtaining at least one image from each group of images, and calculating a determination index according to grayscale values of at least two channels of the image; determining whether the capsule endoscope reaches a preset detection position according to a value of the determination index; if yes, adjusting the capsule endoscope to a corresponding working mode according to a current position of the capsule endoscope, and if no, continue monitoring. The present invention can determine whether the capsule endoscope reaches the preset detection position, which greatly save battery power, and improve work efficiency of the capsule endoscope.

Abstract: The present invention discloses a package for a capsule endoscope. The package includes an inner package. The inner package includes a base and a cover arranged above the base. A first end of the cover is connected to a first side of the base and a second end of the cover is connected to a second side of the base in an assembled mode. When the second end of the cover is assembled and connected to the second side of the base, the bottom surface of the cover and the base form an holding slot for holding the capsule endoscope. Through such arrangement, the present invention improves the existing package and avoids a reduction of performance of the capsule endoscope during transportation.

Abstract: An automatic identification method and an identification system for a gastrointestinal marker are provided. The automatic identification method comprises the following steps: determining a suspected gastrointestinal marker region in an image; removing an overlapping suspected gastrointestinal marker region; and determining whether the suspected gastrointestinal marker region is part of the gastrointestinal marker. In the method, by means of processing and analyzing an image, positions of a gastrointestinal marker in the image can be automatically detected.

Abstract: The present invention provides a method for preparing a polyion thin film (in particular a polyion thin film with different surface morphologies) and the polyion thin film prepared by the method. The method comprises: providing a substrate, and coating a first lubricant on a surface of the substrate or on a surface of a tinfoil covered on the surface of the substrate; covering a film-forming liquid of the polyion thin film on the surface of the substrate with the first lubricant, and after coating uniformly, covering a cover plate coated with a second lubricant on the film-forming liquid; performing a polymerization reaction of ionic liquid monomers in the film-forming liquid to form a polyion thin film; and separating the polyion thin film and cleaning it to obtain the polyion thin film. The polyion thin films with different surface morphology can be prepared. The present invention further provides a detection kit.

Abstract: A capsule apparatus comprising: an enclosure and a capsule core arranged in the enclosure. The capsule core comprises: a power supply, an acceleration sensor connected to the power supply, a switching element having an input terminal connected to the power supply and a control terminal connected to the acceleration sensor; a control unit connected to a first output terminal of the switching element; and a working system connected to a second output terminal of the switching element. The capsule core also comprises a microcontroller unit, the control unit is integrated in the microcontroller unit, and the output terminal of the switching element is connected to the microcontroller unit. The acceleration sensor can control the power on and off of the control unit and the working system according to different states.

Abstract: The present application provides an occult blood detection film, a preparation method therefor, a use thereof and an occult blood detection kit. The preparation method for the occult blood detection film comprises the following steps: providing a polyionic film; immersing the polyionic film into a dye solution, so that the dye is attached to the polyionic film to obtain the occult blood detection film, where the dye is suitable for reacting with hemoglobin, the colors of the dye are different in environments with different hemoglobin concentrations, and the dye comprises at least one of a methylene blue dye or a procyanidin dye. The present application has the characteristics of easy operation, strong anti-interference performance, obvious color change, high detection speed, etc., and can alleviate the problems of high technical requirements, high cost and complicated detection.

Abstract: The present application provides a trypsin detection film, a preparation method therefor, application thereof and a trypsin detection kit, which relates to the technical field of trypsin detection. The preparation method for the trypsin detection film comprises the following steps: providing a polymer film substrate; immersing the polymer film substrate in a dye solution to attach a dye to the polymer film substrate, so as to obtain a trypsin detection film.

Abstract: The present invention provides a control method and system of a vibration capsule. The control method comprising: receiving a detection command of an acceleration sensor and controlling the acceleration sensor to work; obtaining a working acceleration data and transmitting the working acceleration data to an external device; and analyzing the working acceleration data and determining the position of the vibration capsule by the external device.