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7620501 |
Artery-vein separation and vessel modeling
A system and method for artery-vein separation and vessel modeling are provided, the system including an adapter unit, a centerline locating unit in signal communication with the adapter unit, and...
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7620443 |
X-ray CT imaging method and X-ray CT device
An X-ray CT apparatus can be configured such that an amount of artifacts of a tomographic image of a heart is reduced. For example, the X-ray CT apparatus can include detecting means for detecting...
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7620229 |
Method and apparatus for aiding image interpretation and computer-readable recording medium storing program therefor
In comparative image reading of projection images representing an observation target in two three-dimensional images of the same subject photographed at different times, alignment accuracy can be...
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7620225 |
Method for simple geometric visualization of tubular anatomical structures
A method is disclosed for visualizing tubular anatomical structures from 3D recorded medical images, in particular coronary vessel structures, in the case of which segmented 3D image data of the...
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7620224 |
Image display method and image display program
A path 22 representing the center line of a curved cylinder 21 is acquired (step S 1 ). The path 22 can be set by a GUI while a volume rendering image displayed on a display device is viewed....
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7620223 |
Method and system for registering pre-procedural images with intra-procedural images using a pre-computed knowledge base
A system and method for registering pre-operative images of an object with an intra-operative image of the object is disclosed. Prior to an operative procedure, Digitally Reconstructed Radiographs...
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7617080 |
Image enhancement by spatial linear deconvolution
Data from a target system ( 616 ) that exhibits a non-linear relationship between system properties and measurement data, is processed by applying a linear filter (F) to improve resolution and...
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7616801 |
Image handling and display in x-ray mammography and tomosynthesis
A method and system for acquiring, processing, storing, and displaying x-ray mammograms Mp tomosynthesis images Tr representative of breast slices, and x-ray tomosynthesis projection images Tp...
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7616800 |
Polyp identification through subtraction of models of medical images
A method of identifying polyps and in a medical image is provided. In a first step, a 3-dimensional model is made of the medical image that contains both polyps (if any were present in the original...
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7616799 |
System and method for monitoring disease progression or response to therapy using multi-modal visualization
A system and method for monitoring disease progression or response to therapy using multi-modal visualization are provided. The method comprises: selecting a first image dataset of a first...
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7616798 |
Method for faster iterative reconstruction for converging collimation spect with depth dependent collimator response modeling
A method of iteratively reconstructing images from data acquired by converging collimation SPECT, comprising the steps of dividing a reconstruction space into multiple iso-resolution zones that are...
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7616795 |
Method for generating intermediate images when imaging with the aid of a tomographic imaging facility
A method is disclosed for, such as with the aid of a tomographic imaging facility or in particular a computer tomograph, in a number of consecutive measurement scans, acquiring an object volume of...
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7616794 |
System and method for automatic bone extraction from a medical image
A system and method for automatic bone extraction from a medical image is provided. A method for automatically extracting a bone from a medical image, comprises: performing a thresholding on the...
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7616729 |
Method for producing X-ray computer tomography images from limited data of an image object
The invention relates to a method for producing computer tomography images from limited data of a region of interest of an image object which can be subject to changes, comprising the steps of
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7613500 |
Methods and apparatus for assisting cardiac resynchronization therapy
A method for assisting the planning of an interventional biventricular pacing procedure includes segmenting an image dataset of a heart of a patient to extract a surface of a left ventricle (LV)...
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7613335 |
Methods and devices useful for analyzing color medical images
In one embodiment, a method that includes comparing a subject color medical image to normal color medical image data; and identifying abnormal pixels from the subject color medical image. Another...
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7609876 |
Virtual grid alignment of sub-volumes
A computer-implemented method for aligning sub-volumes includes receiving a data volume, providing a plurality of parameters of the sub-volumes, and determining a start point of each of the two or...
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7609870 |
Methods and systems for enhancing images
Methods and systems for enhancing an image including a plurality of image pixels are provided. The method includes segmenting the image by comparing an image pixel CT number to a plurality of...
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7609869 |
Processing method for a two-dimensional initial image and objects corresponding thereto
A computer dismantles a two-dimensional initial image into partial images containing components that vary locally with partial image frequencies and a residual image containing a direct component...
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7609803 |
Method for estimating scattered ray intensity in X-ray CT and X-ray CT apparatus
A method for estimating a scattered ray intensity distribution in an X-ray CT apparatus, the method includes: irradiating a subject with X-rays; and configuring a cross-sectional image of the...
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7606405 |
Dynamic tumor diagnostic and treatment system
A workstation imports medical images that depict a tumor and provides tools that enable a physician to see the results of prior therapies, plan future therapies, predict the outcome of future...
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7606404 |
Method for optimizing procedures in radiological diagnostics
In a method for optimization of procedures in radiological diagnostics on the basis of digital images (present on a computer of an image workstation) of the same or different modalities in...
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7606403 |
Model-based fusion of scanning probe microscopic images for detection and identification of molecular structures
In certain embodiments of the invention, a plurality of images of one or more subjects may be captured using different imaging techniques, such as different modalities of scanning probe microscopy....
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7606402 |
Methods and systems for physiologic structure and event marking
A medical imaging system includes image acquisition circuitry, a memory, and a processor coupled to the image acquisition circuitry and memory. The processor executes a physiologic marker program...
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7602953 |
Method for acquisition, analysis and representation of a medical image data set
In a method for acquisition, analysis and representation of at least one medical image data set created in a medical examination, an image data set of an examination region of an examination...
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7602951 |
Method and system for providing defective cell correction in a medical imaging device
Methods and systems for scanning a patient by using a medical imaging device are provided. The methods include determining a defective cell in a row n of a detector of the medical imaging device,...
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7599540 |
Motion compensated reconstruction technique
The long scan time in PET imaging may lead to a significant loss of resolution, due to patient or organ motion. According to the present invention, the distortion or motion may be compensated by...
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7599535 |
System and method for tree-model visualization for pulmonary embolism detection
A system and method for tree-model visualization for detecting an abnormality in an anatomical tree structure are provided. The method comprises: fitting a tree-model to an anatomical tree...
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7596258 |
Image processor
An image processor according to the invention is provided with a storage that stores the volume data of a medical image including a chest of an examined body, a search range setting device that...
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7596257 |
Medical image processing device method and program for displaying a section for a clinical application
A conventional medical image processing apparatus is capable of forming a section perpendicular to a reference plane, but has a drawback that a section intersecting the reference plane at a desired...
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7596256 |
Computer assisted detection of lesions in volumetric medical images
A computer-assisted detection method is provided for detecting suspicious locations of lesions in the volumetric medical images. The method includes steps of features extraction and fusion. The...
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7596255 |
Image navigation system and method
A navigational tool is provided for selection of images of interest in large series of images. Difference indices are calculated between adjacent images in the series, and the indices are used to...
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7593762 |
System and method for automatically segmenting bones in computed tomography angiography data
A system and method for automatically segmenting bone regions from Computed Tomography Angiography (CTA) volume data is disclosed. A locally operated bone detector distinguishes between bone...
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7593761 |
Method and apparatus of determining and displaying an artifact index
An apparatus and process for determining and displaying an artifact index (AI) to a system operator are provided. The AI is determined by acquiring and processing imaging data of a phantom. The AI...
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7590273 |
Estimation of solitary pulmonary nodule diameters with a hybrid segmentation approach
A method for estimating a diameter of an object of interest, includes extracting a sub-volume of voxels around a marker identifying a location of the object of interest, and determining a...
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7590272 |
Colon characteristic path registration
This document discusses, among other things, systems and methods for efficiently calculating a registration of multiple characteristic paths of a virtual three-dimensional object. Each path of...
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7590271 |
System and method for automatic detection and localization of 3D bumps in medical images
A method of detecting irregularities in a digitized image includes selecting a volume of interest in an image, growing a surface from a point in said volume of interest, determining the local...
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7587075 |
Virtual cosmetic and reconstructive surgery systems, methods, and apparatuses
A method for producing a virtual forecasted model of a breast augmentation subject, comprising, receiving a preoperative subject's scanned image, wherein the scanned image comprises a three...
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7583831 |
System and method for using learned discriminative models to segment three dimensional colon image data
A system and method for using learned discriminative models to segment a border of an anatomical structure in a three dimensional (3D) image is disclosed. A discriminative probability model is...
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7583830 |
Method for correcting image artifacts due to detector overexposure in computed tomography
In a method for reconstructing a 3D CT image from a number of 2D projection images each 2D projection image is divided at an arbitrarily selectable position by a substantially vertical image line...
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7583829 |
Method and apparatus for embolism analysis
Disclosed is an automated technique for analyzing the affected region due to an embolism in an organ. A segmented image of the organ vasculature is generated using image volume data received, for...
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7577282 |
Image handling and display in X-ray mammography and tomosynthesis
A method and system for acquiring, processing, storing, and displaying x-ray mammograms Mp tomosynthesis images Tr representative of breast slices, and x-ray tomosynthesis projection images Tp...
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7576740 |
Method of volume visualization
The present invention relates to a method of volume visualization in which volumetric data is provided, the volumetric data having first voxels belonging to a reference surface. Second voxels of...
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7574253 |
Signal processing using non-linear regression with a sinusoidal model
A method for processing signals, such as a tomography signal, in the time domain provides both high spatial resolution and high frequency resolution but at low cost. The method uses non-linear...
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7574032 |
Method and apparatus for virtual subtraction of stool from registration and shape based analysis of prone and supine scans of the colon
Certain embodiments of the present invention provide a system and method for identifying stool particles in virtual dissection data for a colon. A shape classification may be determined for a...
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7574031 |
Nodule boundary detection
A method of detecting the extent of a lung nodule in a scan image comprises fine segmenting ( 14 ) a region around the nodule into foreground and background, filling holes within foreground areas (...
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7574030 |
Automated digitized film slicing and registration tool
Film-based images can be scanned in a conventional manner, then digitally designated and “cut” from the digital file resulting from the scan. These selected images can then be collated and...
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7574026 |
Method for the 3d modeling of a tubular structure
The invention provides a method for 3D modeling of a three-dimensional tubular structure of an examination object from 2D projection images (D) of the structure taken from different projection...
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7570802 |
Automated centerline detection algorithm for colon-like 3D surfaces
A three dimensional image of the colon like surface is processed to determine at least its ring structure. The image is composed of vertex points, each vertex point having a discrete point...
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7570791 |
Method and apparatus for performing 2D to 3D registration
A method and apparatus for performing 2D to 3D registration includes an initialization step and a refinement step. The initialization step is directed to identifying an orientation and a position...
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