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Tomography (e.g., Cat Scanner)

Tomography (e.g., Cat Scanner) patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

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Image Analysis


Applications > Dna Or Rna Pattern Reading > Tomography (e.g., Cat Scanner)



Intelligent weighted blending for ultrasound image stitching
02/26/15 - 20150055839 - Ultrasound images are stitched together by extracting target image regions within each ultrasound image, identifying interest points for the extracted target images and then identifying interest point correspondences between the interest points of all the extracted target image regions. The interest point correspondence is used to define a common, word...

Ultrasound image object boundary localization by intensity histogram classification using relationships among boundaries
02/26/15 - 20150055840 - Fatty tissue boundary depths and muscle tissue boundary depths are identified in an ultrasound image by first creating an average intensity histogram of the ultrasound image. The histogram has a plurality of peaks, but has the characteristic that one of its peaks corresponds to a fat boundary depth, and a...

Orientation-aware average intensity histogram to indicate object boundary depth in ultrasound images
02/26/15 - 20150055841 - Linear candidate lines at different angles are used to determine an average intensity for each pixel level of an ultrasound image. The resultant average intensities are collected into a histogram, and the histogram is used to determine the depth positions of tissue boundary lines within an ultrasound image....

Image segmentation techniques
02/26/15 - 20150055842 - Methods, systems, and articles of manufacture for image segmentation are provided herein. A method includes creating an anatomical model from training data comprising one or more imaging modalities, generating one or more simulated images in a target modality based on the anatomical model and one or more principles of physics...

Image segmentation techniques
02/26/15 - 20150055843 - Systems and articles of manufacture for image segmentation are provided herein, and include creating an anatomical model from training data comprising one or more imaging modalities, generating one or more simulated images in a target modality based on the anatomical model and one or more principles of physics pertaining to...

Methods, systems and circuits for generating magnification-dependent images suitable for whole slide images
02/26/15 - 20150055844 - Methods, systems, workstations, computer programs visually enhance features of interest in an obtained image that are otherwise only visually apparent in a high magnification sub-slide view so that the visually enhanced features are visually apparent in a low magnification whole slide view and display the visually enhanced features on a...

System, method and computer accessible medium for providing real-time diffusional kurtosis imaging and for facilitating estimation of tensors and tensor- derived measures in diffusional kurtosis imaging
02/26/15 - 20150055845 - Exemplary method, system, and computer-accessible medium can be provided for determining a measure of diffusional kurtosis by receiving data relating to at least one diffusion weighted image, and determining a measure of a diffusional kurtosis as a function of the received data using a closed form solution procedure. In accordance...

Image processing method and apparatus and program
02/26/15 - 20150055846 - An image processing method for performing registration between a first medical image and a second medical image both being three-dimensional images is provided. The image processing method includes extracting a first vascular image in the first medical image and a second vascular image in the second medical image, detecting at...

Image processor, image reconstruction method, and radiation imaging apparatus
02/26/15 - 20150055847 - The image reconstruction method includes performing a forward projection of a first image of an object using a line integral-based value and a point spread function (PSF)-based value to acquire a forward projection value, and performing a back projection of raw image data using the forward projection value to acquire...

Mechanism for advanced structure generation and editing
02/26/15 - 20150055848 - Embodiments of the present invention are directed to methods and a mechanism for manipulating images generated by radiotherapy machines used in radiation diagnostic and treatment applications. In one embodiment, a method is provided for intelligent automatic propagation of manual or automatic contouring across linked (e.g., registered) images and image data...

Methods and systems for producing an implant
02/19/15 - 20150049929 - A computer implemented method for determining the 3-dimensional shape of an implant to be implanted into a subject includes obtaining a computer readable image including a defective portion and a non-defective portion of tissue in the subject, superimposing on the image a shape to span the defective portion, and determining...

Iterative image reconstruction with regularization
02/19/15 - 20150049930 - A method includes scaling a regularization term of an update algorithm of an iterative reconstruction algorithm with regularization with a scaling value. The scaling value is variable in at least one dimension, thereby varying the regularization of the iterative reconstruction in the least one dimension. The method further includes iteratively...

Simultaneous high spatial low temporal resolution magnetic resonance (mr) sequence for dynamic contrast enhanced (dce) magnetic resonance imaging (mri)
02/19/15 - 20150049931 - The invention discloses a dual magnetic resonance imaging method for simultaneously acquiring a first and a second time series of MR images wherein the temporal resolution of the first time series of images is larger than that of the second time series while the spatial resolution of the first time...

Topology-preserving roi remapping method between medical images
02/19/15 - 20150049932 - A method is provided for calculating a region of interest in a second image using an initial region of interest in a first image. The first and second images are linked by a spatial transformation function. The method includes steps of (i) generating a first polygonal mesh enclosing the initial...

Medical information processing apparatus
02/19/15 - 20150049933 - A medical information processing apparatus includes an exam reservation information receiver and an image processor. The exam reservation information receiver receives exam reservation information for multiple image generating apparatuses, from an exam reservation apparatus. The image processor determines a type of image processing based on the received exam reservation information,...

Breast tomosynthesis with display of highlighted suspected calcifications
02/19/15 - 20150049934 - Systems and methods that facilitate the presentation and assessment of selected features in projection and/or reconstructed breast images, such as calcifications that meet selected criteria of size, shape, presence in selected slice images, distribution of pixels that could be indicative of calcification relative to other pixels or of other image...

Image domain pansharpening method and system for spectral ct with large pixel energy discriminating detectors
02/12/15 - 20150043795 - A hybrid CT dataset is obtained from a combination of a integrating detector and a photon-counting detector. The hybrid CT dataset contains low-resolution photon-counting data and high-resolution integrating data. High-resolution panchromatic images are generated from the high-resolution integrating data, and low-resolution spectral images are generated from the low-resolution photon-counting data....

Sinogram (data) domain pansharpening method and system for spectral ct
02/12/15 - 20150043796 - A hybrid CT dataset is obtained from a combination of an integrating detector and a photon-counting detector. The hybrid CT dataset contains sparse spectral energy data and dense energy integration data. The dense panchromatic data sets inherit the resolution properties of the integrating detector while the sparse spectral data sets...

Method for quantification of uncertainty of contours in manual & auto segmenting algorithms
02/12/15 - 20150043797 - A system (10) quantifies uncertainty in contours. The system (10) includes at least one processor (42) programmed to receive an image (18)including an object of interest OOI (20). Further, a band of uncertainty (32) delineating a region (34) in the received image (18) is received. The region (34)includes the boundary...

Method and system to assist 2d-3d image registration
02/12/15 - 20150043798 - Embodiments of the invention provide a system and method that is able to automatically provide a starting point for 2D to 3D image registration, without relying on human recognition of features shown in the 2D image. This is achieved by pre-processing the 3D data to obtain synthetically generated 2D images...

Localization of anatomical structures using learning-based regression and efficient searching or deformation strategy
02/12/15 - 20150043799 - Disclosed herein is a framework for localizing anatomical structures. In accordance with one aspect, the framework receives a learned regressor and image data of a subject. The learned regressor may be invoked to predict a first spatial metric from a seed voxel to a target anatomical structure in the image...

Image processing apparatus and image processing method
02/12/15 - 20150043800 - A contact region between an object and a holding member is acquired based on the image obtained by imaging the object in a held state in which the object is held by the holding member. The three-dimensional shape of the object in a held state is estimated based on the...

System and method for the validation and quality assurance of computerized contours of human anatomy
02/12/15 - 20150043801 - A system and method for validating the accuracy of delineated contours in computerized imaging using statistical data for generating assessment criterion that define acceptable tolerances for delineated contours, with the statistical data being conditionally updated and/or refined between individual processes for validating delineated contours to thereby adjust the tolerances defined...

High density forward projector for spatial resolution improvement for medical imaging systems including computed tomography
02/05/15 - 20150036902 - A medical imaging apparatus, processing device or specialized circuit can include an input interface to input scan data of a medical image scan of a target object, a processor to generate an output image from the input scan data, and an output interface to output the output image to, e.g.,...

Lesion-type specific reconstruction and display of digital breast tomosynthesis volumes
02/05/15 - 20150036903 - A method, a control unit and a system for image reconstruction and visualization of a tomosynthesis volume. Different region of interests are detected in the volume and specific types of lesions are determined. Based on the type of lesion, different reconstruction parameters and different reconstruction algorithms are applied in order...

Method, control system, and computer program for compression of digital breast tomosynthesis data
02/05/15 - 20150036904 - A method for compressing digital breast tomosynthesis data, a system and a control unit for image reconstruction of three-dimensional digital breast tomosynthesis volumes (DBT). The volume to be reconstructed is analyzed in order to identify clusters of regions in the volume with a low and high degree of diagnostically relevant...

Three-dimensional x-ray imaging
02/05/15 - 20150036905 - A 3D result image of an object is reconstructed from a set of X-ray two-dimensional projections of the object. A 3D reference image of the object is reconstructed by employing a compressed sensing technique based on at least some of the 2D projections at a reference motion state of the...

Automated mammographic density estimation and display method using prior probability information, system for the same, and media storing computer program for the same
02/05/15 - 20150036906 - Disclosed is an automated mammographic density estimation method using statistical image information, the method including a preprocessing step of reading the mammogram, segmenting a breast area and shifting pixel values; a step of constructing a tissue probability map in which population-based probability information is extracted, and a probability map for...

Apparatus and method for reconstructing images by selecting image reconstruction mode
02/05/15 - 20150036907 - Provided are a medical imaging apparatus and a method of reconstructing an image capable of selecting an image reconstruction mode. The method of reconstructing an image using a medical imaging apparatus may include displaying a user interface indicating at least one of a first mode for reducing time required for...

Extracting bullous emphysema and diffuse emphysema in e.g. ct volume images of the lungs
02/05/15 - 20150036908 - An processor (118) includes a bullous emphysema identifier (206) that processes voxels of the volumetric image data and identifies voxels corresponding to bullous emphysema, a two dimensional projection image generator (206) that generates a 2D bullous emphysema projection image based on the voxels corresponding to bullous emphysema, wherein an intensity...

Method, apparatus and system for localizing a spine
02/05/15 - 20150036909 - A method and a corresponding apparatus and system localizes a spine in an image, in particular a computed tomography (CT) image, of a human or animal body, allowing for a reduced need for computational power and/or memory on the one hand and assuring a reliable localization of the spine on...

Measuring intramuscular fat
02/05/15 - 20150036910 - Dual-energy absorptiometry is used to estimate intramuscular adipose tissue metrics and display results, preferably as related to normative data. The process involves deriving x-ray measurements for respective pixel positions related to a two-dimensional projection image of a body slice containing intramuscular adipose tissue as well as subcutaneous adipose tissue, at...

Method and apparatus for processing medical image signal
01/29/15 - 20150030220 - A method of processing a medical image signal includes estimating first time courses and first spatial patterns for a group of objects from first brain function data for the group, and estimating second time courses and second spatial patterns for a target object from second brain function data obtained from...

Image compensation method and apparatus
01/29/15 - 20150030221 - A method and apparatus of image compensation are provided. The method may include: calculating an overlapping position between two adjacent scannings; obtaining two images at the overlapping position of the two adjacent scannings, and calculating mutual information of the two images by using a three dimensional non-rigid registration method; and...

Method and system for data compression
01/29/15 - 20150030222 - A method and a system for data compression are provided. The method may include: obtaining scanning data to be compressed; compressing the scanning data using a first compression method and a second compression method to obtain a first compressed data and a second compressed data respectively, where a compression ratio...

Systems and methods for characterizing spatial distortion in 3d imaging systems
01/29/15 - 20150030223 - Systems and methods for characterizing spatial distortions in location data determined by an imaging system, for example as employed in imaged guided therapy. A three dimensional phantom is custom formed for a desired imaging space of a given imaging system. The phantom includes a large plurality of control points fixed...

Implant design analysis suite
01/29/15 - 20150030224 - A method for anatomical analysis and joint implant design. Embodiments provide users with the ability to anatomically analyze a single bone or a series of bones that exist in a database, evaluate surgical landmarks and axes, identify differences among specific characteristics of a given population, and modify existing implants or...

X-ray dual-energy ct reconstruction method
01/29/15 - 20150030225 - The present disclosure relates to a self-prior information based X-ray dual-energy CT reconstruction method, which can utilize information inherent in data to provide a prior model, thereby obtaining a reconstructed image with a high quality. The X-ray dual-energy CT reconstruction method according to the present disclosure comprises: (a) rating an...

Diagnosis assistance apparatus, method and program
01/29/15 - 20150030226 - A first-image and a second-image representing the same organ of the same subject imaged at the same time are obtained, and an organ-region is extracted from the first-image. The extracted organ-region is displayed on a display screen. An input of an air-region included in the first-image and an input of...

Computerized image reconstruction method and apparatus
01/29/15 - 20150030227 - Provided herein is a computerized image reconstruction apparatus and method that includes recording projection path information and energy loss information of a plurality of particles traversing an object being imaged and determining an estimated image of the object based on the projection path information and the energy loss information sampled...

Apparatus for providing medical image knowledge service and image processing device and method for the same
01/22/15 - 20150023574 - Disclosed herein is technology for providing a medical image knowledge service. An apparatus for providing a medical image knowledge service according to an embodiment includes an image processing device for acquiring image information of at least a partial region of an analysis target based on a distribution of reactive oxygen...

Anatomy aware articulated registration for image segmentation
01/22/15 - 20150023575 - Disclosed herein is a framework for facilitating image processing. In accordance with one aspect, the framework receives first image data acquired by a first modality and one or more articulated models. The one or more articulated models may include at least one section image acquired by the first modality and...

Image alignment of breast images
01/22/15 - 20150023576 - A method of aligning at least two breast images includes aligning a relevant image part in each of the images, the relevant image parts being obtained on the basis of the result of a shape analysis procedure performed on the breast images....

Device and method for determining physiological parameters based on 3d medical images
01/22/15 - 20150023577 - The invention discloses a device for determining physiological parameters based on 3D medical images. The device comprises: a border determining unit, which is used for determining a border of a target region; and a volume determining unit, which is used for determining the total number of voxels in the target...

Device and method for determining border of target region of medical images
01/22/15 - 20150023578 - The invention discloses a device for determining a border of a target region of a medical image, which is used for differentiating the border of the target region according to corresponding physical quantitative properties reflected by tissue distribution in the medical image. The device comprises: an interactive unit, by which...

Pulse sequence-based intensity normalization and contrast synthesis for magnetic resonance imaging
01/15/15 - 20150016701 - According to one or more of the embodiments herein, a subject image of biological tissue is acquired from a pulse sequence of a magnetic resonance imaging (MRI) device, and one or more pulse sequence parameters used to acquire the subject image may be estimated based on a relationship between the...

Automated methods and systems for vascular plaque detection and analysis
01/15/15 - 20150016702 - Automated methods and systems for the detection and analysis of plaque in one or more regions of a patient's vasculature are described....

Method for image registration
01/15/15 - 20150016703 - A method (30) for image registration of sections, in particular for image registration of histological sections, is described. The method comprises reading in (32) of a data set for at least two sections, wherein each of the data sets comprises m images of each section in m resolution levels (11,...

Imaging apparatus for imaging an object
01/15/15 - 20150016704 - The invention relates to an imaging apparatus for imaging an object. A geometric relation determination unit (10) determines a geometric relation between first and second images of the object, wherein a marker determination unit (14) determines corresponding marker locations in the first and second images and marker appearances based on...

Systems and methods of high frame rate streaming for treatment monitoring
01/08/15 - 20150010222 - Systems and techniques of treatment monitoring include acquiring channel data from each of a plurality of channels of a signal array over a plurality of frames, determining a reconstruction matrix based on a reconstruction operation to be performed on the channel data, applying the reconstruction matrix to the channel data...

Methods and systems for a high-resolution brain image pipeline and database program
01/08/15 - 20150010223 - A volumetric segmentation method is disclosed for brain region analysis, in particular but not limited to, regions of the basal ganglia such as the subthalamic nucleus (STN). This serves for visualization and localization within the sub-cortical region of the basal ganglia, as an example of prediction of a region of...

Image processing device and image processing method
01/08/15 - 20150010224 - In order to provide an image processing device and the like making it possible to generate a target image in which edges of a structure are upheld and from which streaking artifacts are removed, a computation device determines a shape of a non-linear function on the basis of feature amounts...

Invisible bifurcation detection within vessel tree images
01/08/15 - 20150010225 - An image registration system an endoscope (12) and an endoscope controller (22). In operation, the endoscope (12) generates an intra-operative endoscopic image (14) of a vessel tree within an anatomical region including a plurality of branches of the vessel tree visible within the intra-operative endoscopic image (14) as an indication...

Fundus observation apparatus
01/08/15 - 20150010226 - Distribution information of examination results of eye fundus is displayed. An imaging part carries out movie imaging of fundus. A tomographic image forming part comprises an optical system that generates and detects interference light by superposing signal light from fundus on reference light and a scanner that scans fundus with...

Region-growing algorithm
01/08/15 - 20150010227 - A region growing algorithm for controlling leakage is presented including a processor configured to select a starting point for segmentation of data, initiate a propagation process by designating adjacent voxels around the starting point, determine whether any new voxels are segmented, count and analyze the segmented new voxels to determine...

Image position compensation method and apparatus
01/01/15 - 20150003705 - A method and apparatus of image position compensation are provided. The method may include: measuring an actual height at Z position and a corresponding drop offset of a scanning table; adjusting, according to the drop offset of the scanning table, a vertical coordinate of an image center in the process...

Probability mapping for visualisation and analysis of biomedical images
01/01/15 - 20150003706 - The invention provides a method of image transformation of a biomedical image, said method comprising: for each voxel of said biomedical image, calculating a transform value indicative of the likelihood of that voxel representing a first tissue type (such as scar tissue); wherein calculating said transform value includes: applying at...

Pixel-prediction for compression of visual data
01/01/15 - 20150003707 - The embodiments relate to pixel-prediction methods and devices that are based on one of a selection of one out of at least two model functions that provide a prediction function and an adaptive model function that is capable to predict intensity characteristics of reference pixels used for prediction....

Clinically driven image fusion
01/01/15 - 20150003708 - A medical imaging system includes a data store (16) of re-construction procedures, a selector (24), a reconstructor (14), a fuser (28), and a display (22). The data store (16) of reconstruction procedures identifies a plurality of reconstruction procedures. The selector (24) selects at least two reconstruction procedures from the data...

Spatially corrected nuclear image reconstruction
01/01/15 - 20150003709 - A medical imaging system (5) includes one or more processors and a display device (36). The one or more processors are programmed to receive (60) a first image (10) contrasting regions of tissue with a distinct radiotracer accumulation probability and generate (64) a constraint map (20) based on the regions...

Image processing device, method and non-transitory storage medium
01/01/15 - 20150003710 - At least one of the common regions in time-sequence images is specified. Then, the time-sequence images are adjusted such that the position of that common region in at least one image among the time-sequence images is adjusted to the position of that common region in a different image. Then, the...

Ultrasonic diagnostic apparatus and method of operating the same
12/25/14 - 20140376793 - Provided are an ultrasonic diagnostic apparatus and a method of operating the same. A method of operating the ultrasonic diagnostic apparatus includes displaying an ultrasonic image in a first region of a display unit, selecting a region of interest (ROI) in the ultrasonic image, displaying a scan conversion image and...

Correlation imaging for multi-scan mri with multi-channel data acquisition
12/25/14 - 20140376794 - A framework is provided for accelerating multi-scan and multi-channel data acquisition in a clinical MRI protocol by estimating correlation functions from images previously acquired or reconstructed, with the same or with different contrast and resolution. Using an MRI apparatus, the method collects a plurality of prior MRI image scan data...

Image resolution enhancement
12/25/14 - 20140376795 - In one aspect, a method for generating higher resolution volumetric image data from lower resolution volumetric image data includes receiving volumetric image data of a scanned subject, wherein the volumetric image data includes data representing a periodically moving structure of interest of the scanned subject, and wherein the volumetric image...

Image processing apparatus, method, and program
12/25/14 - 20140376796 - The filtering unit calculates an evaluation matrix by performing filtering on each pixel position of an image representing a hollow structure using a second order partial differential of a function representing a hollow sphere. The evaluation unit calculates an evaluation value of at least one or more of point-like structureness,...

Methods and systems for assessing image quality in modeling of patient anatomic or blood flow characteristics
12/25/14 - 20140376797 - Systems and methods are disclosed for assessing the quality of medical images of at least a portion of a patient's anatomy, using a computer system. One method includes receiving one or more images of at least a portion of the patient's anatomy; determining, using a processor of the computer system,...

Accelerated iterative reconstruction
12/18/14 - 20140369580 - A framework for an iterative reconstruction algorithm is described which combines two or more of an ordered subset method, a preconditioner method, and a nested loop method. In one type of implementation a nested loop (NL) structure is employed where the inner loop sub-problems are solved using ordered subset (OS)...

Iterative reconstruction in image formation
12/18/14 - 20140369581 - The use of the channelized preconditioners in iterative reconstruction is disclosed. In certain embodiments, different channels correspond to different frequency sub-bands and the output of the different channels can be combined to update an image estimate used in the iterative reconstruction process. While individual channels may be relatively simple, the...

Method of determining the probabilities of suspect nodules being malignant
12/18/14 - 20140369582 - Methods of determining a probability of a suspect cancer nodule being malignant are provided. In one embodiment, the method begins with tabulating histogram data of malignant and benign nodules as a function of biomarker values for a specified patient population suspect of having a specific type of cancer. Next, the...

Ultrasound diagnostic device, ultrasound diagnostic method, and computer-readable medium having recorded program therein
12/18/14 - 20140369583 - An ultrasound diagnostic device processes ultrasound images obtained by ultrasound scanning on a diagnostic target. The ultrasound images include a set of material images for analyzing shape of the diagnostic target and a diagnostic image for analyzing a diagnostic value of a specific part of the diagnostic target. An image...

Method and apparatus for determining tumor shift during surgery using a stereo-optical three-dimensional surface-mapping system
12/18/14 - 20140369584 - A system and method for determining intraoperative locations of a lesion in tissue from lesion locations determined in preoperative imaging includes determining three dimensional locations of surface features of the organ in the preoperative images. A preoperative surface map is extracted from stereo images annotated with surface features from preoperative...

Systems and methods for contouring a set of medical images
12/18/14 - 20140369585 - Systems and methods are provided for contouring a set of medical images. Deformation field data is generated between a source image and a target image of the set of medical images. The deformation field data relates structures in the source image to corresponding structures in the target image and is...