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| Number | Title | Issue Date |
| 7965820 | Fiducial marker for correlating images The invention relates to a fiducial marker having a marking grid that is used to correlate and view images produced by different imaging modalities or different imaging and viewing modalities. More specifically, the invention relates to the fiducial marking grid tha... | 06/21/2011 |
| 7873147 | Radiostereometric calibration cage A calibration cage for use in Roentgen Stereophotogrammetric Analysis (RSA), comprising a biplanar configuration of two compartments, each with a fiducial plate at the bottom and a control plate at the top and parallel thereto, the fiducial and control plates of one... | 01/18/2011 |
| 7508919 | Diagnostic kit, device, and method of using same A radiopaque diagnostic kit, tool and method for helping a practitioner define an optimal anatomical location of a patient to perform diagnostic and interventional procedures. ... | 03/24/2009 |
| 7366561 | Robotic trajectory guide A surgical alignment device is shown that is controlled remotely through the use of an actuator, where the actuator in turn controls at least one local adjustment device. The alignment device is suited for neurosurgery, although it is not exclusively limited to neur... | 04/29/2008 |
| 7286632 | Method and apparatus for measuring the thickness of compressed objects A method and apparatus for determining a degree of deflection in a breast compression plate. The mammography apparatus further includes an optical measuring device. The method and apparatus involve (a) providing a pattern on the breast compression plate, the pattern... | 10/23/2007 |
| 7277594 | System and method for preparing an image corrected for the presence of a gravity induced distortion The present invention relates to an imaging system for obtaining an image correctable for the presence of a gravity induced image error. The imaging system includes an imager to obtain an image of an object and a position measurement device to obtain position data i... | 10/02/2007 |
| 7265355 | Method and system for acquiring full spine and full leg images using flat panel digital radiography Apparatus for acquiring an elongated radiographic image. The apparatus includes a flat panel electronic detector of radiographic images, the detector having a known length; and a transport mechanism for mounting the detector for movement in a direction parallel to t... | 09/04/2007 |
| 7241045 | Stereoradiography device and method for the use thereof A calibration system is disclosed for a stereoradiographic device having an X-ray source and a vertical X-ray receiver, the calibration system includes a horizontal table which rotates between two reference positions that are separated by 90 degrees in a horizontal ... | 07/10/2007 |
| 7227630 | Imaging of surgical biopsies In order to determine, rapidly and without the delay required by conventional tissue preparation techniques for pathological examination (freezing, sectioning, staining, etc.), whether, an excision, which may be a biopsy sample, is representative of the morphology o... | 06/05/2007 |
| 7204826 | Apparatus and methods for guiding a needle A needle guiding apparatus includes a base, a guide assembly, and an imaging sight. The base defines an opening that extends through the base. The guide assembly includes at least one passage, and the guide assembly is disposed within the opening of the base. The gu... | 04/17/2007 |
| 7204840 | Deep organ access device and method Devices and methods provide accurate targeting, placement, and/or stabilization of an electrode or other instrument(s) into the brain or other body organ, such as to treat severe tremor or other neurological disorders. Targeting is performed using any form of image-... | 04/17/2007 |
| 7174038 | Method for antiscatter stationary grid artifacts detection and attenuation in digital radiographic images A method for detecting and attenuating grid artifacts in a digital radiographic image comprising; providing an input digital radiographic image; processing the input digital radiographic image with a detection algorithm based on 2-D dynamic correlation in both spati... | 02/06/2007 |
| 7169155 | Methods and apparatus for guiding a needle A needle is guided to a target along a pre-determined needle insertion trajectory. A method that utilizes a fluoroscope can be used to locate the target. The target can be an internal structure within the human body. A device can be used with the fluoroscope to aim ... | 01/30/2007 |
| 7147373 | Method and system for calibrating a source and detector instrument A system for obtaining coordinate data of a source and detector instrument are described. The system includes a marker assembly having a plurality of markers with a particular geometry, and an energy source for targeting the plurality of markers with energy packets.... | 12/12/2006 |
| 7124760 | Template for the localization of lesions in a breast and method of use thereof A template for the localization of lesions in a breast. The template includes a substrate of transparent material that includes a central marking; a horizontal line extending through the central marking; a first series of spaced lines, each line of the first series ... | 10/24/2006 |
| 7086172 | Grid for guided operations The invention relates to a grid (10) adapted to be arranged on a patient's skin to provide positioning information in CT-guided percutaneous operations. In one embodiment, the grid (10) comprises a flat and generally rectangular frame having two long s... | 08/08/2006 |
| 7085400 | System and method for image based sensor calibration Apparatus and methods are disclosed for the calibration of a tracked imaging probe for use in image-guided surgical systems. The invention uses actual image data collected from an easily constructed calibration jig to provide data for the calibration algorithm. The ... | 08/01/2006 |
| 7050619 | Method and device for automatic detection of a graduated compression paddle An acquisition is made of a base digital image containing the paddle, and the base image is subdivided into rows of N elementary pixels respectively assigned luminous intensity values, the rows of elementary pixels all being parallel to a general direction of gradua... | 05/23/2006 |
| 7036058 | Semiconductor device having integrally sealed integrated circuit chips arranged for improved testing Each chip includes, in addition to a core logic, a register such as a BSR. A TAPC for controlling the register is provided only on a chip of the first stage, and an test commands/data output and input signal lines for the boundary scan test are connected to each oth... | 04/25/2006 |
| 7020315 | Sag correction A method for the determination of the effects of variable sag of a supporting element of a support system on an image of a slice of a subject, comprising acquiring an image of a slice subject at an imaging position, determining said sag of said support element at sa... | 03/28/2006 |
| 6928146 | Method of making a marking grid for radiographic imaging A marking grid is provided for use in radiographic imaging, and a method is provided for manufacturing the marking grid. The marking grid is comprised of a radiolucent substrate with a pressure sensitive adhesive on one side, a plurality of parallel strips of radiop... | 08/09/2005 |
| 6920347 | Trajectory storage apparatus and method for surgical navigation systems Apparatus and methods are disclosed for use within an image-guided surgical navigation system for the storage and measurement of trajectories for surgical instruments. An icon representing the real-time trajectory of a tracked instrument is overlaid on one or more p... | 07/19/2005 |
| 6915712 | Detectable sampling arrangement A detectable device for collecting samples consists of a collecting scoop and a handle extending outwardly therefrom. The detection of the device is improved by uniformly dispersing at least one radio-opaque substance within a dispersing medium of its material. ... | 07/12/2005 |
| 6902569 | Trajectory guide with instrument immobilizer A method and apparatus accurately maintains alignment of a surgical instrument. The apparatus includes a base with an attached movable member. The movable member includes a passage forming a portion of a trajectory path. A relaxable or rigid material has a similar p... | 06/07/2005 |
| 6904163 | Tomographic image reading method, automatic alignment method, apparatus and computer readable medium A tomographic image reading method for extracting a comparison image corresponding to a diagnostic image, the diagnostic image being one of first tomographic images, the comparison image being one of second tomographic images, the method including the steps of: inpu... | 06/07/2005 |
| 6776526 | Method for navigation-calibrating x-ray image data and a height-reduced calibration instrument A method and system for calibrating x-ray image data for medical navigation using a calibration instrument that is detected and tracked by a medical navigation system and has a plurality of localization structures that are detectable in x-ray images. The localizatio... | 08/17/2004 |
| 6760402 | Verification of mlc leaf position and of radiation and light field congruence A system includes acquisition of first electronic image data representing a phantom located at a first position and irradiated by a first radiation field emitted by a radiation emitter, acquisition of second electronic image data representing the phantom located at ... | 07/06/2004 |
| 6714628 | Marking grid for radiographic imaging, and method of making such a grid A marking grid is provided for use in radiographic imaging, and a method is provided for manufacturing the marking grid. The marking grid is comprised of a radiolucent substrate with a pressure sensitive adhesive on one side, a plurality of parallel strips of radiop... | 03/30/2004 |
| 6690767 | Prototile motif for anti-scatter grids A shielding grid constructed of a radiation absorbing material for use with an array of discreet, non contiguous radiation sensors to protect such sensors from scattered radiation. The sensors each have a radiation sensitive area with a width and a length... | 02/10/2004 |
| 6678353 | Apparatus and method for determining the spatial relationship of X-ray datasets registered independently of one another In a method applied and an x-ray system for determining a spatial relationship of X-ray datasets measured independently of one another, an x-ray apparatus registers X-ray datasets of a patient and a scale is provided that makes position data available tha... | 01/13/2004 |
| 6501829 | Grid holding frame, which provides grid information to X-ray image processing apparatus An X-ray image photographing apparatus includes an image obtaining portion for obtaining an X-ray distribution transmitted through an object, a grid detecting system having a construction for obtaining information from a grid side by the action of inserti... | 12/31/2002 |
| 6445771 | X-ray device incorporating detection of shutter edges The shutters (2) in an X-ray device which include at least a radiation source (1), a diaphragm device (8) with shutters (2) and a recording (3) and image processing unit (4), are provided with hole and/or edge patterns (11-14) which reproduce non-anatomic... | 09/03/2002 |
| 6396903 | Reference grid for security equipment A reference grid is incorporated into a flexible transport media for use in internal inspection equipment such as airport x-ray equipment. The reference grid is used as a standard calibration of known density to analyze threat potential of baggage compone... | 05/28/2002 |
| 6379043 | X-ray examination apparatus and method for generating distortion-free X-ray images The invention relates to an X-ray examination apparatus for and a method of forming distortion-free X-ray images, which apparatus and method enable the imaging properties of the C-arm X-ray system to be derived from the patient image. To this end, a refer... | 04/30/2002 |
| 6366643 | Anti scatter radiation grid for a detector having discreet sensing elements A shielding grid constructed of a radiation absorbing material for use with an array of discreet, non contiguous radiation sensors to protect such sensors from scattered radiation. The sensors each have a radiation sensitive area with a width and a length... | 04/02/2002 |
| 6356621 | Pressure-sensitive adhesive sheet for radiography A pressure-sensitive adhesive sheet comprising a plastic sheet having on one surface thereof a pressure-sensitive adhesive layer, wherein the plastic sheet has on at least one surface thereof a print layer having a thickness of 40 to 1,000 μm and contain... | 03/12/2002 |
| 6354737 | Digital image orientation marker An orientation marker for a digital radiogram formed by a plurality of pixels arrayed along a plurality of rows and columns. The pixels have densities which represent the radiogram optical density at each pixel point, and the densities are represented by ... | 03/12/2002 |
| 6327337 | Method and apparatus for determining incident position of X-ray detected by use of CCD A parallel X-ray beam generated from an X-ray generator is radiated onto a CCD of a CCD camera via a metal mesh disposed in front of the CCD. In order to detect the X-ray, a multi-pitch metal mesh (11) is disposed as the metal mesh. The incident position ... | 12/04/2001 |
| 6260999 | Isocenter localization using electronic portal imaging According to an embodiment of the present invention, an isocenter of an image may be found by using a multi-leaf collimator. According to this embodiment, a center leaf is projected into the center of the x-ray field with all other leaves retracted. An im... | 07/17/2001 |
| 6225107 | Tissue specimen carrier A carrier and method of using to orient and maintain an excised tissue sample in an orientation sufficient to determine its position in a body. The carrier permits radiological and pathological evaluation of a precisely and accurately oriented tissue spec... | 05/01/2001 |
