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| Number | Title | Issue Date |
| 7668585 | Respiration monitor for computed tomography A medical diagnostic imaging system (10) includes a diagnostic imaging scanner (12) that acquires imaging data of a medical imaging patient. A reconstruction processor (46) reconstructs at least a portion of the acquired imaging data into an ima... | 02/23/2010 |
| 7647088 | Reconstruction method for images of the beating heart Projection views of the moving heart and stationary background tissues are acquired and processed to provide corresponding moving tissue projection views. An average image is reconstructed in a conventional manner and a moving tissue image is reconstructed using a h... | 01/12/2010 |
| 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 a static cardiac time phase with a small amount of motion artifacts i... | 11/17/2009 |
| 7620444 | Systems and methods for improving usability of images for medical applications A method for retrospective internal gating is provided. The method includes scanning a patient to obtain projection data, generating images from the projection data, generating a signal representing information regarding a physiological cycle of an object within the... | 11/17/2009 |
| 7477928 | Method and system for associating an EKG waveform with a CT image A method for associating EKG waveform data with computed tomography image data using a data synchronization scheme including generating the EKG waveform data using an electrocardiogram device, operating a computed tomography imaging system so as to create the comput... | 01/13/2009 |
| 7474913 | Method for medical imaging A method for medical imaging is provided, wherein a current position of a medical instrument inserted into a moving examination area of a patient is displayed. The medical instrument is displayed within a reconstructed three-dimensional image of the moving examinati... | 01/06/2009 |
| 7467007 | Respiratory gated image fusion of computed tomography 3D images and live fluoroscopy images A system and method is provided directed to improved real-time image guidance by uniquely combining the capabilities of two well-known imaging modalities, anatomical 3D data from computer tomography (CT) and real time data from live fluoroscopy images provided by an... | 12/16/2008 |
| 7423429 | Apparatus and associated method that integrate the modalities of diagnosis and therapy to treat, in principle, pathologies generically identified as Cancer and HIV/AIDS Diagnostic and Therapy apparatus and methods use non-ionizing radiations which are based on integration of nuclear magnetic resonance and radiation manipulation. Quantitative diagnostics integrate the following devices: manual control digital filter/selector (18 | 09/09/2008 |
| 7393329 | Method and apparatus for delivering radiation therapy during suspended ventilation Methods and apparatus for delivering radiation therapy to patients during suspended ventilation are provided. The apparatus includes a ventilator assembly having first and second selectively operable valves that independently control inhalation and exhalation of the... | 07/01/2008 |
| 7392078 | Radiation imaging apparatus Obtainment of a present image, in which the arrangement of structural elements of a subject within the image approximates that of a past image of the same subject, and which is suitable for a temporal subtraction process, is enabled. A plurality of preliminary image... | 06/24/2008 |
| 7386339 | Medical imaging and navigation system Medical imaging and navigation system including a processor, a display unit, a database, a medical positioning system (MPS), a two-dimensional imaging system, an inspected organ monitor interface, and a superimposing processor, the MPS including a transducer MPS sen... | 06/10/2008 |
| 7379532 | ECG-based rotational angiography for cardiology A C-arm X-ray system includes synchronized ECG gating for enhanced cardiac soft-tissue imaging. The system includes an X-ray source disposed on a C-arm for rotation in a circular path about a patient and configured to release X-ray radiation synchronously with an EC... | 05/27/2008 |
| 7376214 | Method and apparatus to image an organ A method is provided to image an organ of the human or animal body using and acquisition device rotating over an angle, in that the rotation speed of the rotating acquisition device is modulated dependent on a reference signal that represents a current movement stat... | 05/20/2008 |
| 7369639 | Method and tomography unit for taking tomographic pictures of a beating heart A method and a tomography unit are disclosed for taking tomographic pictures of a patient's beating heart, in particular X-ray CT pictures. In such a method and tomography unit, only detector data or image data of a portion of the cardiac phase from one or more hear... | 05/06/2008 |
| 7367955 | Combined laser spirometer motion tracking system for radiotherapy An improved non-invasive respiration monitor combines signals from a spirometer and laser chest displacement sensor to reduce signal error. The improved respirations signal can be used for position correction in radiation therapy and imaging applications and can be ... | 05/06/2008 |
| 7369887 | Rapid multislice black blood double-inversion recovery technique for blood vessel imaging DIR imaging of blood vessels by administering a series of DIR preparation pulse modules at a repetition interval short enough that at least two DIR preparation pulse modules generally occur within each RR interval, and by acquiring image data for a plurality of slic... | 05/06/2008 |
| 7356112 | Computed tomography scanning Artifacts in the reconstructed volume data of cone beam CT systems can be removed by the application of respiration correlation techniques to the acquired projection images. To achieve this, the phase of the patients breathing is monitored while acquiring projection... | 04/08/2008 |
| 7346383 | Method for acquiring MRI data from variable fields of view during continuous table motion MRA data is acquired from a large region of interest by translating the patient through the bore of the MRI system as a three-dimensional MRA data set are acquired. The pulse sequence is altered during the scan to change the lateral FOVL of the acquired i... | 03/18/2008 |
| 7343196 | Cardiac CT system and method for planning and treatment of biventricular pacing using epicardial lead A method for planning biventricular pacing lead placement for a patient includes obtaining acquisition data from a medical imaging system and generating a 3D model of the left ventricle and thoracic wall of the patient. One or more left ventricle anatomical landmark... | 03/11/2008 |
| 7339341 | Surgical camera robot The present invention is a miniature camera robot which can be placed entirely within an open space such as an abdominal cavity. The instant camera robot has pan and tilt capabilities, an adjustable focus camera, and a support component for supporting the robot body... | 03/04/2008 |
| 7329873 | Coincidence counting method of γ ray and nuclear medicine diagnostic apparatus A γ-ray signal processing section 60′ determines a detection time of a γ ray based on a γ-ray detection signal outputted from a semiconductor radiation detector for detecting the γ ray, and determines the energy of the γ ray. Then, a time correction ci... | 02/12/2008 |
| 7327872 | Method and system for registering 3D models of anatomical regions with projection images of the same An imaging system for use in a medical intervention procedure is disclosed. A first image acquisition system of a first modality employing a catheter at an anatomical region of a patient is configured to produce a first image of the anatomical region using fluorosco... | 02/05/2008 |
| 7315605 | Method and device for reconstructing a 3D image data set of a moving object The invention relates to a method and device for reconstructing a 3D image data set of a moving object from a set of projection images, which were recorded at least partially one after the other from different projection directions. The projection images are hereby ... | 01/01/2008 |
| 7313216 | Scan control method and X-ray CT apparatus A scan control method for an X-ray CT apparatus wherein a subject with a contrast agent injected therein is helically scanned with an X-ray beam and image reconstruction is performed based on projection data obtained through an X-ray detector. The method includes co... | 12/25/2007 |
| 7313215 | Step-and-shoot cardiac CT imaging The present invention is directed to a method and system of controlling rotation of a gantry to rotate at a rotational speed such that a desired relationship between center projection angles of neighboring partial scans is maintained. ... | 12/25/2007 |
| 7313213 | Step-and-shoot cardiac CT imaging A CT imaging system has a rotatable gantry, a table movable fore and aft through an opening defined within the rotatable gantry, and a controller that incrementally moves a subject disposed on the table through a number of discrete data acquisition positions for the... | 12/25/2007 |
| 7313219 | Radiation image pick-up device, radiation image pick-up method and program To provide a radiation image pick-up device capable of obtaining a plurality of tomography images through single-time image pick-up, a radiation image pick-up method and a program. When a position controller moves an X-ray source to an optional tomography pla... | 12/25/2007 |
| 7313430 | Method and apparatus for performing stereotactic surgery A stereotactic navigation system for navigating an instrument to a target within a patient may include a stereotactic head frame, an imaging device, a tracking device, a controller and a display. The stereotactic head frame is coupled to the patient and is used to a... | 12/25/2007 |
| 7308299 | Method, apparatus and product for acquiring cardiac images A method for acquiring a cardiac image from a patient having a paced heart rhythm, an abnormal EKG, or an irregular heartbeat, is disclosed. A gated electrocardiogram signal having local maxima and minima values and trigger points is received. For a period of time, ... | 12/11/2007 |
| 7304277 | Resonator with adjustable capacitor for medical device An apparatus, system and method of a resonator device with an adjustable capacitor for allowing the resonance frequency (F) of the resonator device to continue to be matched to the Larmor frequency of the MRI system. The resonator device includes an inductor coil, a... | 12/04/2007 |
| 7292717 | Computer tomography method using redundant measured values The invention relates to a computer tomography method in which a radiation source moves relative to an examination region along, in particular, a helical or circular trajectory. Measured values are acquired by a detector unit and a CT image of the examination region... | 11/06/2007 |
| 7286629 | Method for taking tomograms of a beating heart A method is for taking tomograms of a patient's beating heart with the aid of a computed tomography unit. ECG signals of the beating heart are recorded. In order to reconstruct the cardiac tomograms, use is made of detector data that originate from a selected cycle ... | 10/23/2007 |
| 7286866 | Method, system and computer product for cardiac interventional procedure planning A method of creating 3D models to be used for cardiac interventional procedure planning. Acquisition data is obtained from a medical imaging system and cardiac image data is created in response to the acquisition data. A 3D model is created in response to the cardia... | 10/23/2007 |
| 7279664 | Resonator for medical device A resonator device including an induction coil, a conductive member positioned adjacent the induction coil, and a dielectric layer between at least a portion of the induction coil and the conductive member to form a capacitor structure. In one embodiment, the conduc... | 10/09/2007 |
| 7280686 | Computer-supported image reconstruction method for a three-dimensional subject A computer is supplied with at least three 2-D projections of a subject that are offset from one another by difference angles. A position in the projection surface and a respective surface data value per projection are allocated to the respective surface elements of... | 10/09/2007 |
| 7280864 | Method and apparatus for automated selection of correct image for quantitative analysis A method for selecting images for coronary analysis using time stamps to correlate cardiovascular images to corresponding physiological or hemodynamic monitoring, e.g., ECG, data. The method uses time stamps that are intrinsic to a distributed network clock synchron... | 10/09/2007 |
| 7274959 | System and method for detecting cardiac ischemia using an implantable medical device A technique is provided for detecting episodes of cardiac ischemia based on an examination of post-T-wave signal segments. Since cardiac ischemia is often a precursor to acute myocardial infarction (AMI) or ventricular fibrillation (VF), the technique thereby provid... | 09/25/2007 |
| 7274021 | Coincidence counting method of γray and nuclear medicine diagnostic apparatus A γ-ray signal processing section 60′ determines a detection time of a γ ray based on a α-ray detection signal outputted from a semiconductor radiation detector for detecting the γ ray, and determines the energy of the γ ray. Then, a time correction ci... | 09/25/2007 |
| 7266174 | Radiographic inspection of airframes and other large objects A system for radiographic inspection of an object includes a radiation source located on one side of the object and a radiation detector located on another side of the object, being positioned to receive radiation from the radiation source. At least one motion senso... | 09/04/2007 |
| 7260426 | Method and apparatus for tracking an internal target region without an implanted fiducial A method and apparatus for locating an internal target region during treatment without implanted fiducials is presented. The method comprises producing a plurality of first images that show an internal volume including the internal target region, then producing a li... | 08/21/2007 |