63 results about "X-ray films" patented technology

The invention discloses a bone age evaluation method based on bone and joint quantized-information integration of a hand bone X-ray film. The method comprises the following steps: step 1, collecting picture samples of hand bone X-ray films, and classifying the samples according to genders and age stages to obtain grouping information; step 2, labeling and dividing bone and joint positions of the samples; step 3, inputting preprocessed sample images and real position information into the convolutional neural network to carry out iteration training to obtain position information and feature mapsof bones and joints; step 4, calculating morphological feature parameters of the bones and the joints in the samples; step 5, fusing the feature maps and morphological features of the bones and the joints into mixed feature information, and inputting the same and the grouping information together into a convolutional neural network model for iteration training; and step 6, completing model training, and carrying out bone age evaluation application. By utilizing the invention, a bone age can be more simply, conveniently and quickly evaluated on the premise of reducing human factor interference.

A sheet package producing system includes at least a cutter module and a packaging module. The cutter module has a cutter blade, for producing X-ray films by cutting a continuous sheet material. The packaging module has packaging robots, for producing a sheet package by packaging the X-ray films stacked on one another. In the sheet package producing system, a first module control unit is incorporated in the cutter module, for controlling the cutter blade. A second module control unit is incorporated in the packaging module, for controlling the packaging robots. A CPU is connected with the first and second module control units removably by a component network, for controlling the cutter module and the packaging module in synchronism.

The invention provides a medical image examination and diagnosis comprehensive solution system based on an Internet Cloud technology. The medical image examination and diagnosis comprehensive solutionsystem comprises a user ordering examination module, an image obtaining and transmitting module, an image storage and analyzing module, and an image distributing module, wherein the image obtaining and transmitting module is used for obtaining image data, and transmitting DICOM image data by a non-loss compression technology; the image storage and analyzing module is deployed on a cloud server, and is used for analyzing the transmitted DICOM image data; the image distributing module is used for directly sending a DICOM image file to a designated machine of an image working station in a DICOMtransmission protocol, so that a doctor can quickly check the image of a patient at a PC (personal computer) terminal, judge the disease conditions, and form a diagnosis report, and the patient can check on the PC terminal at any time after the report is generated. The medical image examination and diagnosis comprehensive solution system has the advantages that the diagnosis images of the patientcan be stored into the cloud server, so that the cost of a hospital is reduced, and the condition of the patient carrying X-ray films is not needed; the expense is lower, and the amount of touched radiation is lower; the doctor can check the previous examination images of the patient.

The invention relates to a periodontal electronic medical record system and an operating method thereof. The operating method mainly comprises the steps of: logging on to the system, creating a patient file, inputting the natural condition, oral history and general history of a patient, recording the results of clinical periodontal index, occlusion function, laboratory examination and the like according to the examination results, shooting and storing digital images of digital photos, X-ray films and the like, estimating the hazards and order of severity of the patient, generating the diagnosis and treatment plan automatically according to the examination results by a software system and determining the finally treatment content according to actual condition by the doctor. The invention improves the recording speed of information, is convenient and rapid to search and store medical records, clear and accurate to display information and images and provides a novel manner for analyzing information.

The invention discloses a deep learning-based intelligent X-ray film diagnosis method. The method comprises the following steps: image data of chest X-ray films stored in a preset memory are acquired;the image data of the chest X-ray films are augmented in a preset mode; the augmented image data are subjected to preprocessing operation to enable data features to meet a standard; the preprocessedimage data are classified to form a plurality of classification models, and model training is designed for each classification model to generate a model training prediction result; a final CNN featuremap is acquired, and according to the CNN feature map, a thermodynamic map is generated; and according to the model training prediction result of each classification model, an integration result is calculated and obtained. Deep learning on pulmonary disease characteristics in a large number of chest X-ray films can be carried out, multiple pulmonary diseases can be accurately predicted, a diagnosis basis is provided, the prediction time is greatly less than manual diagnosis time, and the time of a doctor is saved.

A photographic silver halide material is disclosed which comprises a support and on one or both sides thereof at least one silver halide emulsion layer and a protective antistress layer of hydrophilic colloid and which comprises in an outermost layer on the side(s) containing at least one emulsion layer a polyoxyalkylene compound as an antistatic agent, characterized in that said antistress layer comprises at least one synthetic clay. In addition to the preservation of antistatic properties after processing of the said material an improvement in surface glare as appreciated upon examination of medical X-ray films is obtained. Moreover the occurrence after processing of water spot defects and sticking is avoided.

An apparatus for stacking a predetermined number of X-ray films has a sheet member holding device disposed above a stacking position for temporarily holding at least a first X-ray film, and an actuating device for displacing the sheet member holding device from the stacking position to drop the X-ray film held by the sheet member holding device into the stacking position. The apparatus is capable of stacking a plurality of X-ray films highly accurately and efficiently in the stacking position while avoiding damage to the X-ray films.

The present invention relates to autoradiographic marking devices. In particular, the present invention provides compositions useful for marking X-ray films.

A radiographic apparatus having a laser positioning system comprising three independent laser units for positioning a patient in three-dimension for the purpose of taking x-rays. Each laser unit is orthogonally oriented in respect to the others, such that the first laser unit projects a laser beam aligned with the x-ray beam in said first lateral direction, and the second laser unit projects a laser beam in a second lateral direction that is orthogonal to the first lateral direction, and the third laser unit projects a laser beam in a vertical direction that is orthogonal to both the first and second lateral directions. With the patient properly oriented by the laser system, x-ray films are taken that can be sequenced for radiographic animation analysis.

An X-ray film package includes a protective cover for sandwiching plural X-ray films stacked on one another, to obtain a cover-fitted sheet stack. A packaging bag contains the cover-fitted sheet stack. A packaging case contains the packaging bag with the cover-fitted sheet stack contained therein. A producing history managing method for the X-ray film package is provided. A producing history bar code is printed to the protective cover, the producing history bar code being obtained according to producing or packaging of the X-ray films. Also, the producing history bar code is printed to the packaging bag, and to the packaging case.

The invention discloses a system (1) for performing medical first aid and emergency monitoring on patients. The first component of the system is a patient recumbent (5) with a fixed base (7) and a table top (9) arranged on the base, wherein the table top (9) a first x-ray-transparent zone (11) with a protruding base (7) on the head side and a second x-ray-transparent zone (11) with a protruding base (7) on the foot side area (13). In addition, there is a computerized tomography device (23), which can move on the ground (6) along the guide part (27), and the second area of ​​the table panel (9) can be made (13) Enter the patient inlet (25) of the computed tomography apparatus (23). An X-ray machine (33) is provided for taking an X-ray film at the table top (9) first area (11). Another component is a patient bed (19) that can slide along the longitudinal direction (20) on the table top (9).

The invention discloses a clustering integration method for the image data of X-ray films. The method comprises the steps of S01, pretreating the image of an X-ray film to obtain the data of the image; S02, obtaining a gray value (Gi, j) at each point of the image and storing obtained gray values in a gray value matrix G, wherein the gray value (Gi, j) represents the gray value of a point at the i row and the j column of the matrix; S03, conducting the clustering analysis and treatment on the gray value matrix G according to the k-means improved algorithm-based clustering integration algorithm or the hierarchical clustering-based improved algorithm; S04, conducting the integration operation according to the HGPA algorithm. According to the k-means improved algorithm-based clustering integration algorithm, the selection of k initial cluster centers is optimized. According to the hierarchical clustering-based improved algorithm, data are simplified during the data pretreating process. In this way, points of the same gray value in the matrix are divided in the same cluster, and the number of initial clusters is 256 at most. Therefore, the observation difficulty of X-ray films is lowered, and even exogenous foreign matters can be found out. As a result, the method facilitates the doctor diagnosing process.

A method for identifying digitized X-ray films using the label that is “burned” on such films. The label is digitized and can be used as a single identifier for the corresponding X-ray film image. The digitized label can be displayed such as to be readable by the user thereby allowing the selection and retrieval of the image. The digitized label can also be associated with image analysis results, such as CAD analysis, performed on the corresponding X-ray film image allowing easy retrieval of such results.

A sheet package producing system for producing a sheet package having a predetermined number of sheets or X-ray films is provided. A cutting / stacking device forms the sheets by cutting continuous sheet at a regular length, and for stacking the sheets in the predetermined number. A covered sheet stack producing device inserts the stacked sheets into a protective cover, to obtain a covered sheet stack. A packaging device packages the covered sheet stack to obtain the sheet package. The cutting / stacking device, the covered sheet stack producing device and the packaging device are connected in series with one another. Those devices are balanced in line capacity balance relative to one another. In a preferred embodiment, the cutting / stacking device includes a supply module for feeding the continuous sheet. A cutter module cuts the continuous sheet to obtain the sheets. A stacker module stacks the sheets in the predetermined number.

The invention relates to a method for selecting exposure parameters by using an X-ray exposure equation, which uses the X-ray exposure equation to select exposure parameters of small-diameter tube ring welding seam X-ray flaw detection, thus having good effect on the control for the sensitivity of flaw detection of the X-ray, latitude of the thickness and blackness of films; the proposal adopted by the invention is that: (1) the original exposure curve is used for selecting a plurality of exposure parameters with estimation and carrying out transillumination for small-diameter pipe ring welding seams, thus obtaining a plurality of X-ray films; (2) films with the technical parameter meeting the requirement are selected from the X-ray films; tube voltage V, exposure time t and transillumination thickness TA of each film are recorded; V is taken as a dependent variable, TA and t are taken as independent variables, each group of data of V, T and t is made into a scatter diagram by crunodes on a piece of coordinate paper, and the exposure original equation of the X-ray is obtained by observing: V is equal to a0 plus a1t plus a2TA, which represents a plane on the geometry and can solve the problem that the changing parameter in the exposure curve can not be continuous.

The invention relates to a movable film-viewing apparatus for image diagnosis, and belongs to the technical field of medical apparatuses. The movable film-viewing apparatus includes an X-ray film storing cabinet, a movable film-viewing support and a power supply device box. A storing cabinet door is arranged on the right side of the X-ray film storing cabinet, and is connected to the X-ray film storing cabinet through a cabinet hinge. The storing cabinet door is equipped with a cabinet door lock. Separate X-ray film dustproof chambers are arranged in the X-ray film storing cabinet, and an X-ray film protecting frame is arranged in each X-ray film dustproof chamber. A storing cabinet dehumidifying box is arranged on the upper left side of the X-ray film storing cabinet, a suction motor is arranged in the storing cabinet dehumidifying box, and a dehumidifying fan is arranged to the left of the suction motor. The movable film-viewing apparatus has multiple functions, is convenient to use and easy to operate, is labor-saving and time-saving for users to view X-ray films, and helps to reduce the work difficulties for medical staff.

A sheet package producing system includes at least a cutter module and a packaging module. The cutter module has a cutter blade, for producing X-ray films by cutting a continuous sheet material. The packaging module has packaging robots, for producing a sheet package by packaging the X-ray films stacked on one another. In the sheet package producing system, a first module control unit is incorporated in the cutter module, for controlling the cutter blade. A second module control unit is incorporated in the packaging module, for controlling the packaging robots. A CPU is connected with the first and second module control units removably by a component network, for controlling the cutter module and the packaging module in synchronism.

The invention belongs to the technical field of medical equipment, and in particular relates to a film reading device for image diagnosis of a radiology department. Aiming at the problems that an existing film reading device cannot be hoisted and rotated, comparison cannot be carried out and X-ray films are easily baked to be broken, the invention provides the following scheme that the film reading device comprises a base, wherein universal wheels are fixed at four corners of an outer wall of the bottom end of the base through bolts; hydraulic oil cylinders are fixed on the outer wall of the top end of the base through bolts; a storage box is fixed on the outer wall of the top end of the base through bolts; an opening is formed in the outer wall at one side of the storage box; an inner wall of the opening is connected with a box door through a hinge; an illumination lamp is fixed on the inner wall of the top end of the storage box through a screw. According to the film reading device provided by the invention, the four hydraulic oil cylinders are added, so that the film reading device can be hoisted; the film reading device is convenient to use, and the X-ray films can be effectively protected; the X-ray films can be compared, and can be hoisted and rotated, so that medical staff can greatly conveniently read the films, and the diagnosis efficiency and the diagnosis accuracy are improved.

The invention discloses an X-ray film placement and display device for an imaging department. The device comprises a base, wherein walking wheels are arranged at four corners of the bottom end of thebase; a supporting frame is arranged in the middle of the upper end of the base; a display frame is arranged at one end, far away from the base, of the supporting frame; a clamp is arranged on the display frame; a chute is arranged in the supporting frame; a pedal which is horizontally arranged is slidably connected to the chute; a first rod body is fixedly connected to the middle of the lower endof the pedal; the first rod body penetrates through the middle of the base and is fixedly connected to a limiting block; an elastic rod is rotationally connected to the outer side wall of the rod body; and the middle of the elastic rod is rotationally connected to the base through a connecting frame. The device is simple in structure, easy to operate, scientific and reasonable in design, convenient to observe two X-ray films independently and convenient for medical personnel to compare the X-ray films at different time periods; and the device is provided with a storage device convenient for storage of the X-ray films, and a large amount of time and vigor of the medical personnel can be saved.

A radiographic apparatus having a laser positioning system comprising three independent laser units for positioning a patient in three-dimension for the purpose of taking x-rays. Each laser unit is orthogonally oriented in respect to the others, such that the first laser unit projects a laser beam aligned with the x-ray beam in said first lateral direction, and the second laser unit projects a laser beam in a second lateral direction that is orthogonal to the first lateral direction, and the third laser unit projects a laser beam in a vertical direction that is orthogonal to both the first and second lateral directions. With the patient properly oriented by the laser system, x-ray films are taken that can be sequenced for radiographic animation analysis.

The invention provides a method for preparing a pre-staining luminescent protein marker. The method comprises the following steps: acquiring a protein A gene, a protein G gene, an MBP (Myelin Basic Protein) gene and a heavy chain constant region gene (CH gene) of a mouse and rabbit derived antibody, and cutting and combining the genes according to sizes of different proteins in a pre-staining luminescent protein marker; expressing the proteins, purifying, and mixing proteins of different molecule weights according to a certain ratio so as to obtain a luminescent protein marker; mixing the prepared luminescent protein marker with the pre-staining luminescent protein marker according to different ratios. The pre-staining luminescent protein marker prepared by using the method is capable of recognizing primary antibodies or secondary antibodies of different sources, binding sites of proteins are increased, light signals are intensified, not only are general positions of proteins indicated in the electrophoresis process and after membrane transfer, but also precise positions of the proteins can be indicated on X-ray films, no extra pre-staining marker channels are needed, no extra antibodies are needed, and the luminescent proteins can be combined with IgG or anti-rabbit and anti-mouse secondary antibodies derived from species such as human beings, rats, mice and rabbits.

The invention relates to a detection device, and more particularly, relates to a digestive tract barium fluoroscopy detection device. X-ray films of different sizes can be fixed through an adjusting and fixing device, the X-ray film can be fixed at any position on a light box, and comparison and observation are facilitated. The lower end of a front baffle main body is provided with a groove; a sliding groove is arranged at the upper end of the front baffle main body; a fixing plate is formed by a fixing plate main body and insertion holes; multiple insertion holes are arranged in the fixing plate main body; the left end of the bottom plate is connected with a rear baffle through a bolt; a first hook is arranged on the rear baffle; a light tube is connected onto the rear baffle through a bolt; a top plate is fixedly connected onto the upper end of the rear baffle through bonding; the front baffle is fixedly connected onto the upper end of the bottom plate through bonding, and the top end of the front baffle is connected with the top plate; a second hook is in clearance fit with the sliding groove; a first connector is fixedly connected onto the front baffle main body through bonding; the fixing plate is located in the groove; and insertion blocks are matched with the insertion holes.

The invention discloses an adhesive film used for locating focus, comprising a protection layer, an adhesive film layer and a developing layer which are stacked successively from bottom to up, wherein the surface of the adhesive film layer is covered by the protection layer which is used for protecting the adhesive film layer before use; the surface of the adhesive film layer which is contacted with the protection layer is an adhesive surface and has dye which can leave scale marks on skin; the other surface of the adhesive film layer has visible scales; and the developing layer has lead scales which coincide with the scales of the adhesive film layer and covers the adhesive film to ensure smoothness of the adhesive film. The adhesive film has the following technical effects that by sticking the adhesive film near the focus of the patients, visible scales by naked eyes can be left on the patients and the lead scales can be clearly shown on X-ray plates during photographing by X-ray, so that the size of the focus can be accurately measured by virtue of X-ray transmission and doctors can locate surgical incisions according to the scales on patients by referring to the scales on the X-ray plate. The adhesive film has simple structure and convenient operation and use and can shorten surgical time and reduce trauma of patients.

The invention relates to a holding and displaying device, in particular to an X-ray film holding and displaying device for imaging departments. By the X-ray film holding and displaying device convenient to use, X-ray films are stored conveniently, and observation of medical workers is facilitated. The X-ray film holding and displaying device comprises a fixing frame and the like. A motor is mounted on the upper portion of the fixing frame. A plurality of clamping rods are arranged on an output shaft of the motor and can clamp the X-ray films. The X-ray film holding and displaying device has the advantages that the X-ray films are stored conveniently, observation of the medical workers is facilitated, and the X-ray film holding and displaying device is convenient to use; by the X-ray film holding and displaying device, the X-ray films can be stored conveniently; through lamplight on the rear side, the X-ray films can be projected to be observed conveniently and seen clearly, so that later treatment is benefited, and convenience is brought to the medical workers.

A sheet package producing system for producing a sheet package having a predetermined number of sheets or X-ray films is provided. A cutting / stacking device forms the sheets by cutting continuous sheet at a regular length, and for stacking the sheets in the predetermined number. A covered sheet stack producing device inserts the stacked sheets into a protective cover, to obtain a covered sheet stack. A packaging device packages the covered sheet stack to obtain the sheet package. The cutting / stacking device, the covered sheet stack producing device and the packaging device are connected in series with one another. Those devices are balanced in line capacity balance relative to one another. In a preferred embodiment, the cutting / stacking device includes a supply module for feeding the continuous sheet. A cutter module cuts the continuous sheet to obtain the sheets. A stacker module stacks the sheets in the predetermined number.

The method includes acquisition of an original image; low-frequency filtering of the original image to obtain an estimated image; a noise image development as a difference between the original and estimated images by morphologic filtering elimination of noise image pixels corresponding to sharp changes in the original image; dividing an intensity range of the estimated image into intervals, wherein each pixel of the estimated image relates to an appropriate interval; accumulating some noise image pixels corresponding to estimated image pixels; calculating interval estimations of noise dispersion using accumulated noise image pixels; improving interval estimations by removing noise pixels according to σ3 criteria, approximating interval estimations of noise dispersion resulting in tabular function of noise vs. signal intensity; calculating the base of estimated image and obtaining tabular function of the dependence of noise on signal intensity the noise map as a pixel-by-pixel noise dispersion estimation of the digital original image.