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| Number | Title | Issue Date |
| 7324843 | Medical imaging device for use in a safety critical environment The invention relates to a medical imaging device which includes a central control unit and a number of peripheral devices connected to the central control unit, one or more of the peripheral devices being provided with separate emergency control means which are arr... | 01/29/2008 |
| 7242192 | RF surface coil for use in MRI with reduce sensitivity close to the conductors The invention relates to a radio-frequent (RF) coil system (17, 17′) for use in a magnetic resonance imaging (MRI) system. The RF coil system comprises at least one main coil (35) for transmitting an RF magnetic field (B1) into and/or receivin... | 07/10/2007 |
| 7236560 | Anti-scattering X-ray shielding for CT scanners A CT scanner comprising a stator and a rotor having an axis of rotation mounted to the stator so that the rotor is rotatable about the axis of rotation comprising: an X-ray source mounted to the rotor, said X-ray source having a focal spot from which X-rays emanate;... | 06/26/2007 |
| 7235973 | Phased array coils utilizing selectable quadrature combination A magnetic resonance imaging apparatus includes a main magnet (12) for generating a main magnetic field in an examination region (14), a plurality of gradient coils (22) for setting up magnetic field gradients in the main field, an RF transmit c... | 06/26/2007 |
| 7230425 | MRI system with wireless identification capability A magnetic resonance apparatus includes a main magnetic field generating assembly (12) located in a magnetic resonance suite generates a substantially spatially constant main magnetic field through at least a portion of a subject in an imaging region. A gradi... | 06/12/2007 |
| 7225091 | Method and device for monitoring a system The present invention relates to a method for monitoring a system in which a datum-line display (11) is generated on a viewing screen (4) for at least one parameter of the system, comprising a baseline (14) that represents a base value for the p... | 05/29/2007 |
| 7224166 | MRI system having a gradient magnet system with a gyroscope The invention relates to an MRI system (1) comprising an examination volume (11), a main magnet system (13) for generating a main magnetic (field (B0) in the examination volume, a gradient magnet system (19) for generating grad... | 05/29/2007 |
| 7221160 | MR device provided with differently optimized RF coil arrays An MR device for MR imaging includes an RF coil system. In order to enable switching to and fro between different applications in such an MR device without having to move the patient so as to position a new RF coil system, it is proposed to provide the RF coil syste... | 05/22/2007 |
| 7218107 | Adaptive image homogeneity correction for high field magnetic resonance imaging An apparatus for producing a corrected reconstructed image from magnetic resonance imaging data acquired by a magnetic resonance imaging scanner (10) includes a reconstruction processor (44) that reconstructs a corrected reconstructed image from acquir... | 05/15/2007 |
| 7215190 | Magnetic resonance imaging method involving sub-sampling In a magnetic resonance imaging method magnetic resonance signal samples are received for a predetermined field of view by a receiving antenna having a spatial sensitivity profile. The sampling in the k space corresponds to the predetermined field of view in the geo... | 05/08/2007 |
| 7208953 | MR ductography A magnetic resonance system and method are described for performing an improved magnetic resonance ductography which gives better resolution and higher signal to noise ratio than known systems and methods. Use is made of a small coil together with a post processing ... | 04/24/2007 |
| 7187747 | Computerized tomography method with helical relative movement and conical beam The invention relates to a computerized tomography method, in which an examination area is scanned radiographically along a helical trajectory by a conical beam. The radiation transmitted through the examination area is measured by means of a detector unit, wherein ... | 03/06/2007 |
| 7180975 | System and method for exact image reconstruction for helical cone beam computed tomography including redundant data A conebeam computed tomography scanner (10) acquires conebeam projection data along a generally helical source trajectory around an examination region (14). An exact reconstruction processor (40) includes a convolution processor (42) and ... | 02/20/2007 |
| 7176687 | T1-weighted multiecho magnetic resonance imaging In a method for magnetic resonance imaging of at least a portion of a body placed in a stationary and substantially homogeneous main magnetic field, the body is subjected to a sequence of RF and magnetic field gradient pulses during an interval TSE, thereby generati... | 02/13/2007 |
| 7167739 | Assembly of medical examination device and a combination of a frame and a patient table as well as such a combination A medical examination device (1) comprising an examination space (3), a combination of a frame (5) and a patient table (4), and rack (8) which can be driven by a drive (9, 10) to displace a patient on the patient table into ... | 01/23/2007 |
| 7162293 | MR arrangement for localizing a medical instrument The invention relates to an MR arrangement which includes a medical instrument (3), an RF arrangement (17) which is provided thereon and in which at least one microcoil (1) and a capacitor (2) are connected so as to form a resonant circui... | 01/09/2007 |
| 7157910 | Magnetic resonance imaging apparatus and method A magnetic resonance imaging apparatus includes an RF coil system with M RF coils (11–18) for detecting RF signals from a region of interest, M being an integer larger than 2, and N receiver channels (C1–C4) for receiving and processing the ... | 01/02/2007 |
| 7061238 | Inherent limitation of the reduction factor in parallel imaging as a function of field strength A magnetic resonance imaging system comprises means for generating a main magnetic field with a main magnetic field strength an a plurality of magnetic resonance signal receiving positions, provided by one or more receiver antennae. The receiver antennae or coils ha... | 06/13/2006 |
| 7061240 | Magnetic resonance imaging method with reduced acoustic noise A magnetic resonance imaging method comprises application of a pulse sequence which includes one or more pulses. The pulse sequence having an intrinsic scan time based on a full sampling rate in k-space for a predetermined full ‘field-of-view’ and a reference te... | 06/13/2006 |
| 7057388 | Magnetic resonance method and device The invention relates to a method for magnetic resonance imaging (MRI) of at least a portion of a body placed in a stationary and substantially homogeneous main magnetic field. The method comprises the steps of subjecting the body to a diffusion-weighting sequence (... | 06/06/2006 |
| 7052458 | Medical diagnostic system A medical diagnostic system, for example, an X-ray examination apparatus, comprises a local group of functions which are only locally adjustable and a global group of functions which can be remotely adjusted. Preferably, functions in both groups can be remotely inst... | 05/30/2006 |
| 7053616 | MRI system having a gradient magnet system with a balance member The invention relates to a magnetic resonance imaging (MRI) system (1) comprising an examination volume (11), a main magnet system (13) for generating a main magnetic field (B0) in the examination volume in a Z-direction, a gradient m... | 05/30/2006 |
| 7046006 | MRI apparatus provided with RF coils having non-parallel sensitivities for forming images while utilizing sub-sampling The acquisition of MR images while utilizing sub-sampling of the RF signals generated in the patient 21 to be examined is known. Such sub-sampling methods require at least two RF receiving coils which should not have a substantial component of their sensitivi... | 05/16/2006 |
| 7042217 | Magnetic resonance method A novel magnetic resonance imaging method is presented to produce a magnetic resonance image, wherein a stationary magnetic field and temporary magnetic gradient fields are applied. A sensitivity distribution (W(p)) maps the receiver sensitivity values of the receiv... | 05/09/2006 |
| 7042977 | Dose control in CT-images A method for determining a modulation function for modulating intensity of X-rays provided by an X-ray source of a CT-system for CT-imaging a slice of a region a person's body, the method comprising: acquiring X-ray attenuation data for a first substantially anterio... | 05/09/2006 |
| 7026544 | RF system for an MRI apparatus, provided with bead-shaped spacers RF connection cable 2 for interconnecting an RF coil and an RF processing apparatus in an RF system of a medical MRI apparatus. The connection cable 2 is comprised of an outer sleeve 6 enclosing an inner cable comprising RF conductors 24,... | 04/11/2006 |
| 7027552 | High resolution CT scanner CT scanner is disclosed for providing an image of a region comprising: at least one X-ray cone beam for illuminating mthe region with X-rays; a plurality of rows of X-ray detectors that generate signals responsive to line attenuation of X-rays from the at least one ... | 04/11/2006 |
| 7025253 | Method of examining an object by means of elastography In a method of elastography, diagnostic performance is improved in that the variation in time of the excursion whereby a region responds to excitation by mechanical oscillations is analyzed and the non-linear distortions are measured. Such non-linear distortions are... | 04/11/2006 |
| 7020236 | Cone beam CT scanners with reduced scan length Computerized tomography apparatus for reconstructing attenuation values within a volume comprising: an x-ray source situated operative to rotate about said volume, in a rotation plane, while irradiating at least a portion of the volume; a plurality of rows of x-ray ... | 03/28/2006 |
| 7020312 | Method of determining at least one contour of a left and/or right ventricle of a heart The invention relates to a method of determining at least one contour of a left and/or right ventricle of a heart from at least one image of the heart, for example, an image as acquired by means of MR imaging, in which there are determined start parameters which are... | 03/28/2006 |
| 7020317 | Computed tomography apparatus The invention relates to a computed tomography apparatus in which the measuring data acquired in a first measuring window enter the reconstruction with a weight other than that of the measuring data that can be acquired in a second measuring window, the second measu... | 03/28/2006 |
| 7019527 | Combiner/splitter device for an MRI system A combiner/splitter device (100) comprises two transmission lines (23, 24), wound to form a helical coil (55), this helical coil being bent to a toroidal shape. Furthermore, a capacitor (51) is provided, connected in parallel with the two... | 03/28/2006 |
| 7005853 | Prior-information-enhanced dynamic magnetic resonance imaging Successive magnetic resonance images are reconstructed from the respective sets of magnetic resonance signals of the dynamic series on the basis of the identified distribution of likelihood of changes and optionally the static reference image. The magnetic resonance... | 02/28/2006 |
| 7002678 | Avoidance of poisoning during anesthesia For avoiding poisoning effects during anesthesia, the quantitative amount of an anesthetic agent degradation product, preferably carbon monoxide CO and/or trifluoromethane CHF3, in an anesthetic gas mixture is determined. When the determined quantitative ... | 02/21/2006 |
| 6998842 | MRI apparatus with low-frequency cable integrated into the patient carrier In a medical MRI apparatus, it is often desirable to have devices 62, 64 for communicating with or monitoring the patient 58 in the imaging volume 29 of the apparatus. Such devices need DC power or low-frequency connections with an area 70 | 02/14/2006 |
| 6998949 | Magnetic resonance imaging (MRI) system comprising acoustic resonators The invention relates to a magnetic resonance imaging (MRI) system (1) comprising an examination volume (11), a main magnet system (17) for generating a magnetic field (B0) in the examination volume, and a gradient magnet system (25 | 02/14/2006 |
| 6996204 | Sequential computed tomography method The invention relates to a computed tomography method in which an examination zone is irradiated from two mutually offset, preferably circular trajectories. In an intermediate region the absorption distribution is reconstructed by means of measuring values from both... | 02/07/2006 |
| 6982423 | CT detector-module having radiation shielding for the processing circuitry A CT detector-module-for detecting X-rays comprising: a matrix of photosensors, each of which generates signals responsive to photons incident thereon; a scintillator mounted over the matrix that converts X-rays incident on the scintillator to photons to which the p... | 01/03/2006 |
| 6973689 | Docking means for medical system comprising examination device and patient support device A medical system for examination of a patient, comprising an examination device (1), a patient support device (13,15), and docking means for connecting both said devices to each other. The docking means comprises a first part (21) provided with ... | 12/13/2005 |
| 6968160 | Telemetry system with transmitter holding position assignment Disclosed is a telemetry system (10) with a receiver unit (50) and a plurality of transmitters (20–40), each adapted for providing a wireless communicating with the receiver unit (50). The receiver unit (50) comprises a plurality... | 11/22/2005 |
