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...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8175357 | X-ray diagnostic apparatus, image processing apparatus, and image processing method A storage unit stores data of a blood vessel image, a first mask image, and a second mask image of an object, an imaging unit which images a fluoroscopic image for the object. A subtraction unit subtracts the first mask image from the fluoroscopic image and generate... | 05/08/2012 |
| 8170314 | Image processing device and image processing program storage medium An image processing device has: an image acquisition section that acquires a plurality of photographic images obtained by photographing the same subject at different photography times; and a part identification section that identifies a portion where a predetermined... | 05/01/2012 |
| 8150127 | Method for automatically synchronizing the review of two DSA scenes A system automatically synchronizes display of adjacent different medical image sequences of an anatomical portion derived for use in Angiography or another medical procedure. The system includes an imaging system for acquiring first and second sets of data at diffe... | 04/03/2012 |
| 8150126 | Method and system for scale-based vessel enhancement in X-ray angiography A method and system for scale-based vessel enhancement in x-ray angiography images is disclosed. An input x-ray image is denoised. A lighting field is estimated in the denoised image. Vessels are extracted from the denoised image by dividing the denoised image by th... | 04/03/2012 |
| 8150125 | System for visualizing regions of interest in medical images A system for visualizing vascular fluid flow concentration includes at least one repository including a plurality of stored angiography scenes, an angiography scene comprises a plurality of individual images of a vascular structure successively acquired over a time ... | 04/03/2012 |
| 8144960 | Method for measuring the concentration of a substance using advanced image processing techniques A method and system for non-invasively measuring the concentration of an optically-active substance in a subject are provided. The system includes a light source adapted to transmit light towards a subject or object having a concentration of an optically-active subs... | 03/27/2012 |
| 8135196 | Operating method for a pivotal poly-plane imaging unit for imaging a moving examination object The invention relates to a pivotal poly-plane imaging unit having a first and a second imaging planes arranged relative to each other at an offset angle and recording projection images of an moving examination object at a fan angle β. First and second projection im... | 03/13/2012 |
| 8126236 | Method and device for the separate three-dimensional representation of arteries and veins in an examination object and device Method for three-dimensional representation of arteries and/or veins in an object by a tomography x-ray device is proposed. A mask pass with N projections at N angular positions without contrast agent is implemented. A first filler pass with M projections at M angul... | 02/28/2012 |
| 8121372 | Method for reducing image noise in the context of capturing an image using two different radiation spectra The invention relates to a method for reducing image noise in the context of capturing at least one radiation-based image of a region of interest using two different radiation spectra, in particular two different x-ray radiation spectra, comprising the following ste... | 02/21/2012 |
| 8107707 | Visualizing a vascular structure A system (500) for visualizing a vascular structure represented by a three-dimensional angiography dataset is disclosed. Respective voxel values are associated with respective voxels. The dataset represents a vascular structure. The system comprises means ( | 01/31/2012 |
| 8103075 | Method for providing extended possibilities when imaging a patient's heart The invention relates to the use of 2D projection images which belong to a specific common heart phase. A 3D image data set can be used to generate a reference projection image for the same projection angle for each of the 2D projection images and a differential ima... | 01/24/2012 |
| 8103076 | Method for transcatheter intra-arterial perfusion magnetic resonance imaging A method to serially determine changes in perfusion to tissues is provided. This method involves injecting contrast material into a catheter that is positioned in the blood supply proximal to the targeted tissue of interest, acquiring a time series of images that de... | 01/24/2012 |
| 8094904 | Method and system for bone suppression based on a single x-ray image A method and system for suppressing bone structures based on a single x-ray image is disclosed. The bone structure suppressing method predicts a soft-tissue image without bone structures from an input x-ray image. A set of features is extracted for each pixel of the... | 01/10/2012 |
| 8094903 | System and method for coronary digital subtraction angiography A method and system for extracting coronary vessels fluoroscopic image sequences using coronary digital subtraction angiography (DSA) are disclosed. A set of mask images of a coronary region is received, and a sequence of contrast images for the coronary region is r... | 01/10/2012 |
| 8090177 | Methods for detection and characterization of atypical vessels in cervical imagery The present invention discloses a method for the detection of atypical vessels in digital cervical imagery. A pre-processing stage is applied to enhance the contrast of blood vessel features compared to the surrounding tissue. Next, a segmentation stage is applied t... | 01/03/2012 |
| 8090176 | Evaluation method for a temporal sequence of x-ray images A computer receives a temporal sequence of x-ray images of an examination region of an examination object. The examination region includes a blood vessel system and tissue supplied with blood. A detection time is assigned in each instance to the x-ray images. The x-... | 01/03/2012 |
| 8086009 | Method and apparatus for displaying phase change fused image To allow the correspondence between a region having different susceptibility and a tissue structure to be easily visible, a phase change weighted image is produced by use of a phase of each pixel of phase change image data and a color bar, and an absolute value imag... | 12/27/2011 |
| 8077952 | Precomputed automatic pixel shift for review of digital subtracted angiography Disclosed are method and apparatus for motion correction of Digital Subtracted Angiography (DSA) images. Prior to display of DSA image frames, a pixel shift vector is calculated for each fill frame. For a fill frame in which a pixel shift vector cannot be directly c... | 12/13/2011 |
| 8077953 | System and method for automatic detection of end of diastole and end of systole image frames in X-ray ventricular angiography End-diastolic and end-systolic image frames are automatically selected on a real-time basis from a sequence of X-ray ventricular angiogram images by modeling the angiogram images by a dynamic graphical model and estimating a posterior probability density of the vent... | 12/13/2011 |
| 8073224 | System and method for two-dimensional visualization of temporal phenomena and three dimensional vessel reconstruction A method for visualizing temporal phenomena and constructing 3D views from a series of medical images includes providing a first time series of digital images of contrast-enhanced blood flow in a patient, each acquired from a same viewing point with a known epipolar... | 12/06/2011 |
| 8064669 | Fast 3D-2D image registration system with application to continuously guided endoscopy A novel framework for fast and continuous registration between two imaging modalities is disclosed. The approach makes it possible to completely determine the rigid transformation between multiple sources at real-time or near real-time frame-rates in order to locali... | 11/22/2011 |
| 8055044 | Flexible 3D rotational angiography and computed tomography fusion One of two data sets, originating from two different radiological methods is processed to generate interim results, yielded by an operation on one of the data sets. The interim results are used to modify the other data set. Different imaging capabilities of the empl... | 11/08/2011 |
| 8050474 | System for generation of a composite medical image of vessel structure A system reduces artifacts introduced by patient or table motion during generation of a composite image visualizing contrast agent flow. A system for generation of a composite medical image of vessel structure, includes an imaging device for acquiring multiple seque... | 11/01/2011 |
| 8050475 | Detection and localization of vascular occlusion from angiography data A technique for detecting and localizing vascular occlusions in the brain of a patient is presented. The technique uses volumetric angiographic data of the brain. A mid-sagittal plane and/or lines is/are identified within the set of angiographic data. Optionally, th... | 11/01/2011 |
| 8023709 | Vasculature partitioning methods and apparatus A method includes performing an automatic partitioning of Neuro-vessels into a plurality of anatomically relevant circulatory systems using a CT system. ... | 09/20/2011 |
| 8005283 | Method and device for the combined representation of 2D fluoroscopic images and a static 3D image data set The invention relates to a method and a device for the combined representation of a series of 2D fluoroscopic images of the beating heart with a static 3D image data set of the same heart. The fluoroscopic images are registered with the 3D image data set and from th... | 08/23/2011 |
| 7995824 | Precision subtraction computed tomographic angiography This invention relates to a novel technique for producing images of arteries that overcomes a significant limitation of conventional computed tomographic angiography (CTA). The technique is performed by the acquisition of pre-contrast computed tomography in addition... | 08/09/2011 |
| 7933438 | Maximum intensity projection performing method and apparatus In order to visualize a narrow blood vessel overlapping a thick blood vessel, at the time of performing a maximum intensity projection on three-dimensional image data, three-dimensional image data is weighted with a plurality of weighting functions of different atte... | 04/26/2011 |
| 7933439 | Ultrasound imaging method and appartus for adaptively suppressing tissue flickering The present disclosure provides an ultrasound imaging method and apparatus for adaptively suppressing tissue flickering. The method includes transmitting ultrasound pulses to an object to be detected and receiving ultrasound echo signals from the object to be detect... | 04/26/2011 |
| 7912268 | Image processing device and method The present invention provides an image processing device and method for effectively generating a difference image from plural images. The plural images generated by an image generation unit are first associated with radiography date and hour information and stored ... | 03/22/2011 |
| 7889904 | Image processing device, image processing method, program, storage medium and image processing system An image processing device includes an image input portion that inputs two images, an image processing portion that applies image processing to the two images to generate processed images, and a difference processing portion that performs difference processing betwe... | 02/15/2011 |
| 7889905 | Fast 3D-2D image registration method with application to continuously guided endoscopy A novel framework for fast and continuous registration between two imaging modalities is disclosed. The approach makes it possible to completely determine the rigid transformation between multiple sources at real-time or near real-time frame-rates in order to locali... | 02/15/2011 |
| 7848555 | Computer aided detection of microcalcification clusters A method for computer-aided detection of microcalcification clusters using a digital computer obtains digital mammography data for a single view image and normalizes and filters the image data to reduce noise. A first mask is generated and applied to the image data ... | 12/07/2010 |
| 7826651 | Method for operating an x-ray diagnostic apparatus for determining quality values A method for checking an x-ray diagnostic apparatus is provided. Fluoroscopic series of x-ray images of a technical phantom are digitally acquired and stored. Difference between a dynamic image and a background image is calculated. A measuring field is predicted. Pr... | 11/02/2010 |
| 7822252 | Method of multiple instance learning and classification with correlations in object detection A method for detecting an object within a structure includes performing tobogganing on image data to obtain one or more voxel clusters and to provide a rough indication of the structure. Each of the obtained voxel clusters is characterized as an object candidate and... | 10/26/2010 |
| 7822251 | Variational approach on whole body SPECT/CT registration and zipping A method and a system for implementing the method for simultaneously registering and zipping a multiple scan whole body SPECT/CT image. The method includes the steps of simultaneously registering and zipping multiple input images and re-sampling the registered image... | 10/26/2010 |
| 7817835 | Cross reference measurement for diagnostic medical imaging Measurements in diagnostic medical imaging are cross-referenced. A measurement made for one type of data is reflected in an image for another type of data. For example, a length is measured from ultrasound data. A line associated with the length is displayed on the ... | 10/19/2010 |
| 7796796 | Operating method for an image-generating medical engineering assembly and articles associated herewith A controller of an image-generating medical engineering assembly receives a selection of an image valuation method from a user. It subsequently automatically adjusts selection-specific, positioning-independent operating parameters of the recording arrangement and or... | 09/14/2010 |
| 7792346 | Method and apparatus for correction of an image A method and apparatus for automatically estimating a correction to be made to an image deformed with respect to a sequence of images. The method includes detecting of information pixels in the images; calculation of a region of interest located in a binary mapping ... | 09/07/2010 |
| 7787683 | Tree structure based 2D to 3D registration A system and method for tree structure based two-dimensional to three-dimensional registration are provided for receiving three-dimensional (3D) data indicative of vessels, segmenting the 3D data with a vessel tree, simulating two-dimensional (2D) data responsive to... | 08/31/2010 |
