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| Number | Title | Issue Date |
| 8189740 | X-ray CT apparatus, scan plan assistance apparatus and method for scan plan assistance An X-ray CT apparatus that transmits X-rays toward a subject on the basis of a set scan condition and reconstructs images from detected X-rays that passes through the subject, including a scan plan setting unit configured to set the scan condition, a reference dose ... | 05/29/2012 |
| 7856084 | Method for activation of an emitter of a computed tomography scanner In a computed tomography scanner having an emitter for emitting a beam of given radiation through an object to be analysed, a detector for receiving said beam after the beam itself has traversed the object, and a rotating arm, which supports the emitter and the dete... | 12/21/2010 |
| 7801273 | Indication of patient skin dose in radiology The field of the invention is diagnostic and interventional radiology and the invention is a dose indicator for use in a system for performing radiological procedures using ionizing radiation, for indicating a dose of radiation received in an area of skin by a subje... | 09/21/2010 |
| 7636421 | X-ray imaging apparatus and X-ray controlling method The present invention provides an X-ray imaging apparatus and X-ray controlling method which allows appropriate X-ray control irrespective of the type and position of a subject. The X-ray controller device for controlling the X-ray emission condition of the X-ray em... | 12/22/2009 |
| 7561667 | Radiation image capturing apparatus, method of controlling same, apparatus for and method of adjusting radiation dose detector A radiation image capturing apparatus is capable of setting highly accurately an optimum dose of radiation to be applied to an area of interest of a subject. A solid-state detector acquires radiation image information of a breast from a radiation that has been emitt... | 07/14/2009 |
| 7460642 | Method for generating an x-ray image sequence With a method for generating an x-ray image sequence for supporting an intervention on a patient with a catheter or guide wire for instance, automatic recognition of the catheter is carried out with recorded x-ray images using a computer system. The x-ray image reco... | 12/02/2008 |
| 7436930 | Method for controlling the dose or the dose rate when recording x-ray images With a method for controlling the dose or dose rate when recording x-ray images by means of a detector comprising image elements which record a plurality of dose data values, an actual value is determined for the dose or dose rate from the totality of the data value... | 10/14/2008 |
| 7433445 | Apparatus for and method of capturing radiation image A radiation application time upper limit calculator calculates a radiation application time upper limit based on a subject thickness, as measured by a subject thickness measuring unit. While an X-ray tube is controlled according to exposure conditions that have been... | 10/07/2008 |
| 7428295 | Method and x-ray apparatus for exposure of a patient at variable distances relative to an x-ray source In a method and x-ray apparatus for exposure of a patient who can be placed at a variable distance relative to an x-ray source, the dose rate emitted by the x-ray source is reduced given reduction of the distance and/or increased given increase of the distance. ... | 09/23/2008 |
| 7400707 | Apparatus for and method of capturing radiation image Before a radiation image is captured, a rate of change of an output signal from an integrator, during a given period of time after the integrator has been reset and until a radiation start signal is supplied, is calculated. An offset voltage signal at a desired time... | 07/15/2008 |
| 7372944 | X-ray diagnostics device and method for controlling an X-ray diagnostics device The invention relates to an x-ray diagnostics device having an x-ray tube for generating x-rays operated by a high voltage generator, having an x-ray detector for converting incident x-rays into electrical signals, having an image processing system and a control dev... | 05/13/2008 |
| 7372940 | Radiation therapy system with risk mitigation An X-ray therapy system with equipment for reducing risk that the radiation applied to a patient is other than what is intended. A radiation check is made in which a signal indicative of the radiation to be applied is compared with a reference signal, and/or a confi... | 05/13/2008 |
| 7372942 | Medical imaging system with dosimetry for estimating circuit board life A dosimeter is provided on or adjacent to a circuit board deployed in a radiation environment. The dosimeter may be read or output a value or values indicating radiation dosage over a period of time. The radiation dosage associated with the circuit board may be used... | 05/13/2008 |
| 7359482 | X-ray detector system A mobile X-ray detector system is disclosed including a mobile X-ray detector and a mobile dosimeter arranged on the X-ray detector, at least during operation. Furthermore, an X-ray facility is disclosed for cooperating with such an X-ray detector system, an X-ray s... | 04/15/2008 |
| 7356123 | X-ray device having a collimator, and method of setting the latter The present application relates to an X-ray device having an X-ray radiation source (7), a collimator (6) and an X-ray detector (4). The reduction in the radiation dose to which a patient (5) is exposed, said reduction being generated by ... | 04/08/2008 |
| 7346146 | X-ray detector with photo-gates and dose control The invention relates to a radiation detector apparatus (10) with an array (12) of detector pixels. Each pixel (20) of the detector comprises a photogate electrode (21) under which electrical charges produced by incident radiation (v, X) ... | 03/18/2008 |
| 7342996 | X-ray means for determining the location of malignant neoplasm and its radiotherapy The invention relates to a method of radiotherapy of a malignant neoplasm, defining a location of a malignant neoplasm, and a device for implementation the method, consisting in elimination of the influence of the factor owing to usage of common X-ray beams both for... | 03/11/2008 |
| 7335905 | Radiation image information reading apparatus with radiation conversion panel, and method of correcting sensitivity of radiation conversion panel Corrective image data obtained by reading a stimulable phosphor sheet which is uniformly irradiated with a radiation are masked, and added and averaged into reference data. The ratio between the reference data and the corrective image data is generated as sensitivit... | 02/26/2008 |
| 7330533 | Compact x-ray source and panel A compact, self-contained x-ray source, and a compact x-ray source panel having a plurality of such x-ray sources arranged in a preferably broad-area pixelized array. Each x-ray source includes an electron source for producing an electron beam, an x-ray conversion t... | 02/12/2008 |
| 7327826 | X-ray imaging apparatus and operating method therefor, with subject thickness-dependent use of a scattered ray grid In order to achieve a particularly good image sharpness, in a method and apparatus for radiological imaging of an examination subject, a digital x-ray detector is arranged behind the subject and a scattered-ray grid is positionable between the subject and the x-ray ... | 02/05/2008 |
| 7298823 | Method and device for user-specific parameterization of an x-ray device A method and a suitable x-ray device (1) for carrying out the method are specified for effective and operationally simplified user-specific optimization of a parameter configuration (K) of an x-ray device (1), said configuration comprising at least one... | 11/20/2007 |
| 7292675 | Automatic protocol assistance methods and apparatus A method of providing an automatic protocol assistance includes determining a number of exposures for a scan of an object, acquiring a low dose AEC exposure of the object or acquiring at least one of a PA and an AP view, calculating an initial technique, and automat... | 11/06/2007 |
| 7289601 | Digital image collector for X-ray systems A digital X-ray system for capturing high quality images by maximizing the collection of emitted light from an intensifying screen in response to X-ray impact. The digital X-ray system includes a housing having a fluorescent intensifying screen for receiving emitted... | 10/30/2007 |
| 7286642 | X-ray tube control apparatus and x-ray tube control method A maximum tube voltage value setting module 240a, a warming-up module 240b, a limit tube voltage control module 240c, a limit tube current control module 240d and a focus grid electrode control module 240 | 10/23/2007 |
| 7274771 | Methods and systems for controlling exposure for medical imaging devices Methods and systems for controlling exposure for medical imaging devices is provided. The method includes varying the exposure level of X-rays within an X-ray imaging system to generate a plurality of images having different exposure levels and combining the plurali... | 09/25/2007 |
| 7274770 | X-ray examination apparatus and a method of controlling an output of an X-ray source of an X-ray examination apparatus An X-ray examination apparatus arranged with control means to control a dose of an X-ray source in accordance with a grey-level distribution of an acquired image. The X-ray examination apparatus (1) comprises the X-ray unit (2) arranged to communicate ... | 09/25/2007 |
| 7266177 | Method and device for generating an x-ray image The invention relates to a method for generating an x-ray image. In order to minimize the dose rate the invention proposes that the body to be examined is first irradiated with a first dose rate. On the basis of first signals measured during this process, a second d... | 09/04/2007 |
| 7254213 | Radiological imagery method and device The relation relates to a method and a radiological imaging device. A subject (4) is illuminated by a luminous flux (1) generated by an X-ray source (2). This luminous flux (1) is a pulse having a duration tp shorter than 1 ms.... | 08/07/2007 |
| 7233004 | X-ray examination apparatus including a dosimeter The invention relates to an arrangement which includes a radiation source (1) and a radiation sensor device (3) for forming image signals (Bn), the radiation sensor device (3) being associated with a read-out circuit arrangement (4) for t... | 06/19/2007 |
| 7231018 | Imaging method and apparatus with exposure control According to a radiation imaging apparatus, any separate AEC sensor need not be prepared. Additionally, the apparatus main body can be made compact. To accomplish this, the radiation imaging apparatus has a first optical conversion element that converts incident rad... | 06/12/2007 |
| 7224770 | X-ray apparatus with adapted waiting time between successive exposures X-ray apparatus has a radiation source operated by a voltage generator, a digital solid-state radiation detector and a control device controlling the operation of the apparatus. The control device determines a waiting time between two successive image acquisitions, ... | 05/29/2007 |
| 7221735 | Radiographic image capturing apparatus, radiographic image display apparatus, and methods thereof In a radiographic image capturing apparatus for capturing radiographic images by controlling a radiation generator and a detection device for converting an intensity distribution of radiation generated by the radiation generator into image information, the exposure ... | 05/22/2007 |
| 7209543 | Automatic exposure method and automatic exposure system The present invention relates to automatic exposure control implemented in imaging by electromagnetic radiation, in particular to automatic exposure control in film-based mammography, which is based on a completely new approach as compared with the solutions current... | 04/24/2007 |
| 7203278 | Radiography plate with automatic exposure time recording mechanism A radiation exposure recording device and radiography method are disclosed, where the radiation exposure recording device includes a radiation exposure recording medium, a housing that at least partly surrounds the radiation exposure recording medium, and a first de... | 04/10/2007 |
| 7197109 | Real-time digital x-ray imaging apparatus A x-ray diagnostic apparatus and methods perform Real-Time Digital Radiography with particular application in dental x-ray imaging modalities, such as Orthopantomography, Scannography, Linear Tomography and Cephalography, by using a versatile and robotized mechanica... | 03/27/2007 |
| 7190763 | Exposure calculation method and radiography system A method of calculating an exposure a patient receives during radiography includes retrieving a value of a dose rate, which is associated with a value of the tube voltage of an X-ray tube, from a first lookup table that is created in advance, retrieving a value of a... | 03/13/2007 |
| 7177393 | X-ray imaging apparatus An X-ray imaging apparatus includes a body unit including a bed unit where an object is put, an X-ray irradiation unit configured to irradiate an X-ray to the object and an X-ray detector configured to detect the X-ray passing through the object, an input unit confi... | 02/13/2007 |
| 7162010 | Method to measure the entrance dose of a radiology apparatus The invention relates to a method to measure the entrance dose of a radiology apparatus of the type comprising an X-ray beam source, and a detector for the X-ray beam after it has passed an object of interest carried on a table placed between the source and the dete... | 01/09/2007 |
| 7155047 | Methods and apparatus for assessing image quality A method for retrospectively measuring a plurality of transmission datasets collected using an imaging system includes acquiring a plurality of multi-axial field-of-view (AFOV) datasets, the datasets including a plurality of pairs of adjacent images, determining a c... | 12/26/2006 |
| 7145984 | X-ray CT system, information processing method, and storage medium A method to plan a scan in consideration of past patient exposures. The method includes a step of sampling information on a patient exposure the subject has received during a scan performed for reconstructing tomographic images, which is appended to each of the reco... | 12/05/2006 |
