61 results about "Mammography" patented technology

Exemplary artificial intelligence (AI) systems, methods and computer-accessible medium can be provided for detecting a breast cancer using mammography. For example, using at least one computer processor, it is possible to receive a mammography image, apply a neural network employing, e.g., a You Only Look Once X (YOLOX) architecture to predict one or more locations and probabilities of lesions. Further, with such exemplary systems, methods and computer-accessible medium, it is possible to make an overall image-level prediction for the received mammography image so as to provide a particular breast cancer prediction. It is also possible to generate breast-level predictions by averaging all predictions from FFDM, C-View, DBT modalities for each breast. For example, when used in clinical decision support, the exemplary model can reduce radiologist workload by, e.g., about 45% and unnecessary recalls by, e.g., about 32.4%, without missing malignancies.

One or more example embodiments relates to a medical imaging device for examination of a body part of a patient, in particular a mammography device for examination of the female breast, comprising an imaging unit configured to perform an X-ray-based imaging concerning the body part positioned in a positioning area of the medical imaging device; and a biopsy device comprising a biopsy needle configured to obtain a tissue sample from the body part positioned in the positioning area and a light generating device configured to generate light to reach the positioning area.

A mammography apparatus includes: an imaging table; a radiation source; a compression plate that compresses the breast and is movable between the radiation source and the imaging table; a projector that includes a display displaying an image including first information projected onto a first surface facing the radiation source on the imaging table and second information projected onto a second surface facing the radiation source on the compression plate, and a projection optical system, in which a focus of the projection optical system is adjusted in accordance with a projection distance to the first surface; and a processor that is configured to control the display and change at least one of a display size or a display position of the second information in the image on an image display surface of the display in accordance with movement of the compression plate having the second surface independently of the first information.

This invention discloses a positioning support device for a mammography machine in radiology, belonging to the field of medical device technology. The positioning support device includes a movable guide rail, a mounting base slidably connected to the movable guide rail, a standing plate rotatably connected to the mounting base, a back plate fixed to one side of the top of the standing plate, two sets of shoulder fixation components symmetrically and slidably connected to the back plate, and an adjustable lumbar support pad slidably connected to the back plate. The shoulder fixation components and the lumbar support pad move up and down synchronously. A seat plate is also movably connected to the back plate, and a hidden groove matching the seat plate is provided on the back plate, located below the shoulder fixation components. This positioning support device allows patients to have their shoulders fixed in a normal standing position for convenient examination, and also allows patients to undergo mammography in a seated position. The seat position is rotatable and movable, and patients can easily get in and out of the seat. Furthermore, this positioning support device also provides effective support for the patient's lower back.

According to an exemplary embodiment of the disclosure, an imaging system and method is provided for determining the need for generation of enhanced diagnostic images of a patient. The imaging system includes a radiation source operable at to emit radiation at multiple energy levels, a detector alignable with the radiation source, a controller operably connected to the radiation source and detector to generate image data in an imaging procedure, and a computer aided detection (CAD) system configured to analyze low energy (LE) images to locate regions of interest (ROI) and / or other triggering attributes, characteristics or findings within the object. Upon locating one or more triggering attributes, characteristics or findings within the LE images, the system and method can acquire one or more high energy (HE) images of the object, and can process the one or more LE images and the one or more HE images to form enhanced diagnostic images.

The invention discloses nursing auxiliary equipment for mammary gland molybdenum target examination, and relates to the technical field of mammary gland molybdenum target examination, the nursing auxiliary equipment comprises a molybdenum target machine main body, a ray detection head is movably mounted at the top of one side of the molybdenum target machine main body, and a driving vertical plate is fixedly connected to one side of the bottom of the ray detection head; a pressing flat plate and a filtering mounting plate are mounted on the outer side of the driving vertical plate, a symmetrical mounting rod is mounted at one end of the filtering mounting plate, and telescopic driving rods are mounted at the two ends of the symmetrical mounting rod. The clamping area of the pressing flat plate on the mammary gland is effectively increased, the pain of a patient in the process of clamping the mammary gland by the pressing flat plate is further reduced, the molybdenum target detection effect is improved by increasing the clamping area, the convenience of the molybdenum target detection process is effectively improved, and the comfort degree of the patient in the examination process is improved.

The invention relates to a mammography system having a stand unit for locating the mammography system on the floor; an L-shaped source unit, the L-shaped source unit including an arm connected to an X-ray detector in a rotatably mounted manner on a front face of the stand unit, and another arm of the L-shaped source unit protrudes substantially perpendicularly, an X-ray source being located at an end of the source unit remote from the stand unit; and a substantially U-shaped protective unit.

The utility model discloses a kind of compressor identification detection structure and breast machine for breast machine.The described compressor identification detection structure includes photoelectric detection module and compressor, the photoelectric detection module is installed in the installation port, the compressor is provided with the lead-in seat compatible with the installation port, the lead-in seat is provided with locking module and detection identification board, the locking module is locked in the installation port when the lead-in seat is inserted into the installation port, the detection identification board is detected by the photoelectric detection module when the lead-in seat is inserted into the installation port;Breast machine includes breast machine host, the breast machine host is provided with riser and bearing table, the bearing table is located below the riser, the riser is provided with installation port, the installation port is provided with the described identification detection structure, and the breast machine host is electrically connected with remote control system. The utility model is applied to the technical field of breast machine.

A mammography apparatus including: an imaging table that has a placement surface on which a breast is placed; a protective cover that includes a first magnetic object at a predetermined first position and is mounted on the placement surface; and a sample tray that includes a second magnetic object and a housing part of a sample and is placed on the placement surface via the protective cover, the second magnetic object being attracted to the first magnetic object by a magnetic force, wherein the sample tray is configured to be magnetically attached to the predetermined first position of the protective cover by the first magnetic object and the second magnetic object.

Mammography system (100), comprehensive - a swivel arm (108, 308, 508, 608, 708, 1008, 1108), - an X-ray source (102), and - a protection unit (103, 203, 303, 403, 503, 603, 703, 803, 903, 1003, 1103, 1203, 1303, 1403, 1503), wherein the swivel arm (108, ..., 1108) is designed to swivel the X-ray source (102), where the protection unit (103, ..., 1503) is arranged in a stationary position, wherein the protective unit (103, ..., 1503) is arranged in a protective position to prevent a collision between a patient and the swivel arm (108, ..., 1108), wherein the protection unit (103, ..., 1508) has a removable section (203.2, 303.2, 403.2, 503.2, 603.2, 703.2, 803.2, 903.2, 1003.2, 1103.2, 1203.2, 1303.2, 1403.2, 1503.21, 1503.22) and a fixed section (203.1, 303.1, 403.1, 503.1, 603.1, 703.1, 803.1, 903.1, 1003.1, 1103.1, 1203.1, 1303.1, 1403.1, 1503.1) includes wherein the removable section (203.2, ..., 1503.22) of the protective unit (103, ..., 1503) can be removed from the protective position.

Examples relate to a method comprising using a non-target tissue model to virtually purify an experimental electrical impedance signal with respect to target tissue. A method comprisingobtain a purifying impedance transfer function based on an electrical impedance model with one or more non-target tissue components and without a target tissue component; andpurifying an experimental electrical impedance signal using the purifying impedance transfer function to obtain a virtually purified signal for the target tissue component. A method comprising: in dependence upon age and / or a measure of obesity, access an impedance transfer function dependent upon non-tumor tissue; modify an experimental electrical impedance signal using the obtained impedance transfer function to obtain a signal less dependent upon non-tumor tissue and more dependent upon tumor tissue impedance.

The invention discloses examination clothes suitable for being used in cooperation with mammary gland molybdenum target examination, and belongs to the technical field of medical instruments. The neckerchief is integrally connected with the vest; the first magic tapes are used for connecting the shoulder parts of the sheet body with the shoulder parts of the vest; the waistband is arranged at the waist of the vest and used for adjusting the fitting degree of the vest and the sheet body at the waist and abdomen position of the patient through pulling, the left side and the right side of the sheet body are connected with the corresponding positions of the vest through first zippers respectively, a first buckle is arranged on a sliding block of each first zipper, and the first buckles are connected with the waistband; the opening and closing position of the first zipper is adjusted through sliding of the waistband. The mammary gland exposure device is convenient to operate, the exposure position can be adjusted, unilateral mammary gland exposure can be achieved, the radiation influence range is reduced, and the experience feeling of examinees is optimized.

A mammography apparatus includes an imaging table, in which the imaging table is configured to attachably and detachably mount therein a scattered ray removal grid that removes scattered rays generated by the radiation transmitting through the breast, and in a case in which, in the imaging table, a direction connecting a chest wall side on which a chest wall of the subject is located and a side opposite to the chest wall is defined as a front-rear direction and a direction orthogonal to the front-rear direction is defined as a left-right direction, an opening for attaching and detaching the scattered ray removal grid is provided in the imaging table on at least any one of a left side surface or a right side surface of the imaging table.

To improve a workflow while reducing time and efforts to take in / out a protector.SOLUTION: A mammography apparatus includes; a bulb for irradiating a subject with an X-ray; a detector for detecting an X-ray radiated from the bulb; a protector for a subject; and a moving mechanism for moving the protector in a bulb direction and in a direction to withdraw from the detector.SELECTED DRAWING: Figure 1

A breast cancer comprehensive diagnosis system based on combination of tactile information and a mammary gland molybdenum target image optimizes tactile, image and physiological data through a data preprocessing technology to improve the accuracy of subsequent diagnosis, and a feature fusion technology of multi-modal data ensures the maximum utilization of information between data sources, so that the accuracy of diagnosis is improved. According to the breast cancer automatic diagnosis method based on the multi-task processing, the robustness of the model is further enhanced, the model strategy of multi-task processing enables classification, segmentation and frame selection to be more accurate, and a high-performance solution is provided for automatic diagnosis of the breast cancer, and tactile information, a mammary gland molybdenum target image and patient baseline information are combined, so that the accuracy of diagnosis of the breast cancer is improved. Feature extraction and fusion are carried out by adopting CNN, Transformer, Bernoulli distribution, Fourier technology and other methods, and finally accurate diagnosis of breast cancer is realized.

A breast rest for a mammography device includes a front panel on a patient-facing side of the breast rest and a top panel having a concavity configured to accommodate a breast of a patient. A transition from the front panel to the top panel can be curved. The breast rest can be included in the mammography device. The breast rest can further include side panels. The breast rest can further include an open end to receive a breast test instrument. Multiple sizes and / or shapes of the breast rest can be provided and selected from based on patient data. Breast rests can be manufactured for particular patients having sizes and / or shapes determined from patient data.

1. Name of the product of this design: Compression plate for breast X-ray camera. 2. Purpose of this design product: Used as a compression plate for breast X-ray cameras. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 Stereoscopic Drawing 1. 5. Designate Design 1 as the base design.

Embodiments relate to a mammography apparatus and a method of operating the same, and more particularly, to a mammography apparatus and a method of operating the same, the mammography apparatus being capable of positioning an object at an exact position in case that the object is pressed so that an image of the object is captured by the mammography apparatus, and minimizing pain caused by a load applied to the object.

The invention discloses a high-precision rotating system of a mammary gland machine, the mammary gland machine comprises a pulley plate, a main shaft, a bulb tube arm and a detector arm, the high-precision rotating system comprises a C arm rotating mechanism and a bulb tube arm rotating mechanism, one end of the main shaft is arranged on the pulley plate through the C arm rotating mechanism, and the other end of the main shaft is fixedly connected with the detector arm; the bulb tube arm is arranged in the middle of the main shaft through the bulb tube arm rotating mechanism, and the main shaft is a hollow shaft; the C-arm rotating mechanism comprises a worm gear I, a worm I and a limiting ring; the bulb tube arm rotating mechanism comprises a second worm gear, a second worm and two limiting check blocks.

This invention relates to the field of medical technology and discloses a self-supervised breast cancer classification method, comprising the following steps: S1: Image acquisition and dataset creation: acquiring contrast-enhanced spectral images of different modalities and multimodal contrast-enhanced spectral mammography images; S2: Data preprocessing: preprocessing the multimodal contrast-enhanced spectral mammography images, cropping the images, and performing pixel mean squarening; S3: Image feature extraction: extracting image features using a Vision Transformer model and providing image category predictions; S4: Loss calculation: calculating the distortion entropy of the predicted classification result and the information entropy loss between the category confidences generated by the classification branches of the two spectral images. This invention improves speed while ensuring accuracy, balancing the relationship between accuracy and efficiency, and proposes a breast cancer image classification model with high accuracy, fast speed, strong robustness, and good adaptability.

Cable guide (400) for a mammography system (100), the cable guide (400) comprising: - a fastening device for securing the cable guide (400) to a component of a mammography system (100); - at least one guide body, wherein the guide body has a recess (403) delimited by a wall (401) for receiving lines (305), wherein the wall (401) spans a guide direction (F), so that lines (305) accommodated in the recess (403) extend substantially in the guide direction (F), wherein the wall (401) of the guide body has an insertion opening (405) for inserting lines (305) into the recess (403) substantially perpendicular to the guide direction (F).

A calibration jig is attached to a biopsy apparatus used in combination with a mammography apparatus, and that is for performing calibration to match three-dimensional coordinate systems of the mammography apparatus and the biopsy apparatus, and the calibration jig includes a pseudo biopsy needle that is a pseudo needle of a biopsy needle that is actually used in the biopsy apparatus; and a marker that has a plurality of parts each of which a positional relationship with a needle tip of the pseudo biopsy needle is known.

A medical image acquisition apparatus including: a biopsy apparatus; an imaging table that is used to capture an image of a living body disposed on an imaging surface with an imaging apparatus; a projector that projects the image; and at least one processor, wherein the processor performs control of projecting relevant information associated with each execution stage of a biopsy that is performed on the living body using the biopsy apparatus, from the projector toward the imaging surface of the imaging table for each execution stage.

A breast rest for a mammography device includes a front panel on a patient-facing side of the breast rest and a top panel having a concavity configured to accommodate a breast of a patient. A transition from the front panel to the top panel can be curved. The breast rest can be included in the mammography device. The breast rest can further include side panels. The breast rest can further include an open end to receive a breast test instrument. Multiple sizes and / or shapes of the breast rest can be provided and selected from based on patient data. Breast rests can be manufactured for particular patients having sizes and / or shapes determined from patient data.

The application provides a breast molybdenum target lesion detection method and system, the method comprises the following steps: acquiring historical molybdenum target image data, and performing molybdenum target labeling on the historical molybdenum target image data; selecting a plurality of windows according to window values of the image, and performing normalization processing on the selected windows as the input of a training model; performing unsupervised training on the input unlabeled image data set to obtain an intermediate representation state, training the input labeled image data set, adjusting the information of the intermediate representation state, and obtaining the training model; inputting the normalized molybdenum target image data to be detected into the training model to obtain the detection result of the molybdenum target lesion. The application uses a large amount of clinical data for training to obtain a prediction model, which is used for detecting and analyzing the breast molybdenum target lesion to obtain detailed detection results of various lesions, and the molybdenum target lesion can be quickly and accurately detected, and the diagnosis is more professional and fast.

The invention relates to the technical field of image acquisition, in particular to a mammary gland X-ray photography exposure parameter optimization method, device, equipment and medium, and the method comprises the steps: carrying out the radiation simulation of each mammary gland model in a pre-established individualized digital mammary gland model library through a pre-established GPU acceleration Monte Carlo simulation system, calculating the average gland dosage of each mammary gland model under different exposure parameter combinations; inserting a plurality of lesion features into each mammary gland model to obtain a lesion-containing mammary gland model, and evaluating lesion visibility of the lesion-containing mammary gland model by using a non-pre-whitening observer model to obtain a non-pre-whitening coefficient of each mammary gland model; and screening out a final exposure parameter combination according to the average gland dosage and the non-pre-whitening coefficient of each mammary gland model under different exposure parameter combinations. Therefore, the problem that the existing exposure parameter optimization research excessively depends on a homogeneous motif and empirical parameter adjustment, so that the exposure parameter optimization method has significant limitation is solved.

A lesion matching method is disclosed. The lesion matching method according to the present invention comprises the steps of: acquiring mammography craniocaudal and mediolateral oblique images; using first distance information between a common identifier in the craniocaudal image and a first lesion, and second distance information between the common identifier in the mediolateral oblique image and a second lesion, thereby determining whether the first lesion matches the second lesion; and providing current characteristics of unmatched lesions and past characteristics from previous mammograms.

The present invention relates to a method for assisting in the screening of breast diseases based on mammography images, which includes: performing data preparation, including: collecting mammography images, where each piece of data contains subject information as metadata; performing data preprocessing on the collected images; performing data training on the preprocessed data, and the training includes image feature extraction, metadata feature extraction, and feature classification. The image feature extraction network outputs the first high-dimensional feature through a feature extraction network based on a transformer; the metadata feature extraction combines factors related to breast diseases, and the metadata constructs shallow features through linear regression and constructs deep features through linear regression, and outputs the second high-dimensional feature; the first high-dimensional feature and the second high-dimensional feature are spliced together, and after feature classification, a breast disease classification model is obtained; the subject is taken a mammography image, and then it is input into the breast disease classification model to obtain the health status of the subject's breast and the confidence level of the corresponding result.

The invention discloses a mammary gland X-ray photography equipment motion control system and a mammary gland X-ray photography equipment motion control method based on multi-axis coordination control. The mammary gland X-ray photography equipment motion control system comprises a main controller module which is responsible for overall motion process control, state management and parameter configuration and communicates with each control module through a CAN bus; the C-arm rotation control module, the bulb tube rotation control module and the stand column lifting control module all comprise corresponding drivers, motors and encoders, and corresponding rotation control and lifting control are achieved. The C-arm rotation control module, the bulb tube rotation control module and the stand column lifting control module are respectively connected with a corresponding encoder and decoder feedback module, each encoder feedback module is connected with the main controller module through a CAN bus, position information of each motion shaft is monitored in real time, and accurate position feedback is provided for closed-loop control. According to the control method, by controlling the control system, multi-axis coordination control over the mammography equipment is achieved, and the motion precision, the control stability and the operation efficiency are greatly improved.

The invention relates to a mammography apparatus (1), the mammography apparatus (1) comprising:-a control device (2); a stage (3) for placing a breast (4) of a subject (5); -compression means (6) for compressing the breast (4) arranged on the stage (3); at least one operating element (8) for increasing and / or decreasing the compression force acting on the breast (4) of the subject (5); and-a detection device (7) for detecting compression information describing the presently acting compression force, the operating element (8) having an actuator (10) for haptic information output, and the control device (2) being configured to actuate the actuator (10) in accordance with the compression information in order to generate a haptic feedback.