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Tomography patents



      

This page is updated frequently with new Tomography-related patent applications.




Date/App# patent app List of recent Tomography-related patents
05/19/16
20160141061 
 System and  producing technetium-99m using existing pet cyclotrons patent thumbnailSystem and producing technetium-99m using existing pet cyclotrons
The present invention relates generally to a system and method for producing technetium-99m. More specifically, the present invention relates to a novel method and device for modifying commercially-available, widely-used low energy positron emission tomography (pet) cyclotrons in order to produce technetium-99m in a more efficient, less expensive manner that previously known..

05/19/16
20160137629 
 Compounds for binding to the platelet specific glycoprotein iib/iiia and their use for imaging of thrombi patent thumbnailCompounds for binding to the platelet specific glycoprotein iib/iiia and their use for imaging of thrombi
The present invention relates to novel fluorine containing compounds, methods for their preparation, the intermediates of the synthesis, their use as diagnostic agents, especially for imaging of thrombi. The invention relates to positron emission tomography (pet) agents and associated precursor reagents, and methods for producing such radiolaveled agents for imaging of thrombi in a mammalian body.
Piramal Imaging Sa


05/19/16
20160137567 
 Synthesis of fluorinated radiopharmaceuticals via electrochemical fluorination patent thumbnailSynthesis of fluorinated radiopharmaceuticals via electrochemical fluorination
Provided herein are methods and compositions for the electrochemical selective radiofluorination of aromatic molecules. The resulting fluorine-18 labeled compounds are ideal radionuclides for use in positron emission tomography (pet); they are also difficult to radiolabel efficiently and with high specific activity using existing approaches.
The Regents Of The University Of California


05/19/16
20160135778 
 Detector  cone beam computed tomography patent thumbnailDetector cone beam computed tomography
A computed tomography (ct) imaging apparatus includes a radiation source to emit x-rays while rotating in a predetermined trajectory; a plurality of detectors arranged in a circular ring and configured to detect the emitted x-rays; and processing circuitry to cause the radiation source to scan an object, and cause a subset of the detectors nearest to the radiation source to move in a direction intersecting with a plane of the predetermined trajectory of the radiation source in accordance with a determined location of the radiation source.. .
Toshiba Medical Systems Corporation


05/19/16
20160135774 
 X-ray ct apparatus, and image processing apparatus patent thumbnailX-ray ct apparatus, and image processing apparatus
According to an embodiment, an x-ray computed tomography apparatus includes processing circuitry. The processing circuitry is configured to acquire first projection data that is based on a first spectrum representing an amount of radioactive rays in a unit of energy of the radioactive rays having passed through a subject and detected by a detector.
Toshiba Medical Systems Corporation


05/19/16
20160135768 
 Systems and methods for displaying a physiologic waveform patent thumbnailSystems and methods for displaying a physiologic waveform
A method and system for displaying a physiologic waveform. The method and system acquire positron emission tomography (pet) coincidence event data of an object of interest.
General Electric Company


05/19/16
20160135683 
 Optical coherence tomography  selectively visualizing and analyzing vascular network of choroidal layer, and image-processing program and image-processing  the same patent thumbnailOptical coherence tomography selectively visualizing and analyzing vascular network of choroidal layer, and image-processing program and image-processing the same
From oct-measured data, only the image data of the choroidal vascular network present in the layer of the choroidal layer is selectively extracted, thereby accurately obtaining the thickness of the choroidal vessels and thickness of the choroidal vascular network from the image data, to allow for quantitative evaluation of the choroidal vascular network. The optical coherence tomography apparatus has an optical coherence tomography device, and a computer that processes the three-dimensional oct tomographic images obtained based on the oct-measured data acquired by the optical coherence tomography device.
University Of Tsukuba


05/19/16
20160135679 
 Ocular metrology employing spectral wavefront analysis of reflected light patent thumbnailOcular metrology employing spectral wavefront analysis of reflected light
Method and systems are presented for analysing a wavefront using a spectral wavefront analyser to extract optical phase and spectral information at a two dimensional array of sampling points across the wavefront, wherein the relative phase information between the sampling points is maintained. Methods and systems are also presented for measuring an eye by reflecting a wavefront of an eye and measuring the wavefront at a plurality of angles to provide a map of the off-axis relative wavefront curvature and aberration of the eye.
Cylite Pty Ltd


05/12/16
20160133033 
 A  reconstruction of an object from projection views patent thumbnailA reconstruction of an object from projection views
The present invention relates to a method of reconstruction of an object from projections, more particularly to a quantitative reconstruction of an object from projection views of the object. For example, quantitative reconstruction of an image of a human breast from projection views generated by digital breast tomosynthesis (dbt), computed tomography (ct), or standard mammography, and use of the reconstruction to identify densest regions..
Volpara Health Technologies Limited


05/12/16
20160131796 
 Identifying zones of interest in a core sample patent thumbnailIdentifying zones of interest in a core sample
A method of analyzing a core sample from a wellbore by creating a visual composite image of the core sample that is based on a scan of the core sample. The scan directs radiation at the core sample, such as a computerized tomography (ct) scan, and obtains scan data by estimating radiation absorbed by material in the core sample.
Ge Energy Oilfield Technology, Inc.


05/12/16
20160131793 

System and wellsite core sample analysis


A method and system for analyzing a core sample from a wellbore, where the analysis takes place in the field and proximate the wellbore. The system includes trailers adjacent one another and on a drilling pad, so that real time analysis of the core sample can occur after being extracted from the wellbore.
Ge Energy Oilfield Technology, Inc.


05/12/16
20160131781 

Creating a high resolution velocity model using seismic tomography and impedance inversion


A method is described for of creating a high-resolution velocity model of a geological medium that includes generating a long-wavelength anisotropic velocity model using tomographic inversion of seismic data gathers and combining the long-wavelength velocity model with an attenuation model. The method further includes performing prestack depth migration on the seismic data gathers using the long-wavelength velocity and attenuation model to produce seismic image gathers, applying a dip-consistent filter to the seismic image gathers, and transforming the filtered seismic image gathers to the time domain.
Chevron U.s.a. Inc.


05/12/16
20160131774 

Normalization correction for multiple-detection enhanced emission tomography


A method and system for acquiring a series of medical images includes acquiring imaging data, identifying double coincidence events and multiple detection (md) co-incidence events from the imaging data, and storing the double coincidence events and the md coincidence events in a first dataset and a second dataset, respectively. The method also includes applying a normalization correction to the first dataset and/or the second dataset using normalization values based on double coincidence events and/or md coincidence events to obtain at least one normalized dataset, and reconstructing a series of medical images of the subject from the at least one normalized dataset..

05/12/16
20160131773 

Polar effect model, system, and photon counting detector in medical imaging systems including computed tomography


An apparatus and a method are provided for calculating an output spectrum of a photon-counting detector based on an incident spectrum. The apparatus includes processing circuitry to determine a plane extending from a top face of the photon-counting detector that includes regions that all possible incident rays will transverse; divide the determined plane into subregions; calculate a detector response function for each of the subregions; determine an overall detector response function by summing the calculated detector response function for each of the subregions and normalizing the summation by an area of the determined plane; and calculate the output spectrum based on the overall detector response function and the incident spectrum..
Toshiba Medical Systems Corporation


05/12/16
20160131771 

Optimized signal detection by quantum-counting detectors


A method is described for setting the detection of a macropixel signal of an x-ray detector with a plurality of pixels, each combined to form at least one macropixel. The geometrical efficiency and the signal drift factor of the individual pixels are first established.
Siemens Aktiengesellschaft


05/12/16
20160131602 

Core sample analysis


A method and system for analyzing a core sample from a wellbore, where the analysis takes place in the field and proximate the wellbore. The system includes trailers adjacent one another.
Ge Energy Oilfield Technology, Inc.


05/12/16
20160128990 

Methods of using rifaximin in position emission tomography (pet) scans


The present invention provides new methods and kits for the reduction, prevention or inhibition of substrate uptake by non-metastatic, metabolically active cells in a subject who will undergo a position emission tomography (pet) scan.. .
Salix Pharmaceuticals, Ltd


05/12/16
20160128796 

Dental implant


This implant includes a cavity, which may be open or closed, that has a certain predetermined geometric shape and that is made of the same material as the implant, which cavity contains a material whose density is different from that of the material of which the implant is made, and which material possesses certain characteristics suitable for allowing the said cavity and/or the said material to be detected and displayed by means of magnetic resonance, ionizing radiation of the cat (computed tomography) type, cbct (cone beam computed tomography), or any other similar radiological examination, with the resulting determination of the position and orientation of the implants in the mouth of the patient.. .

05/12/16
20160128664 

Systems and methods for emission tomography/computed tomography data acquisition


A method includes receiving emission tomography (et) data of a subject from an et/computed tomography (ct) scanner. The method further includes generating a first motion signal corresponding to a first bed position of the et/ct scanner from the received et data and determining whether the first motion signal indicates a periodic motion.
King's College London


05/12/16
20160128662 

Single photon emission computed tomography imaging method


A spect diagnostic method of performing myocardial perfusion imaging on a patient, the method including (a) commencing a mycocardial perfusion diagnostic scan; (b) during the scan, determining the photon count rate; (c) using the photon count rate and a predetermined total photon count target, determining a scan duration time; (d) terminating the diagnostic scan when the scan duration time elapses.. .

05/12/16
20160128660 

Amyloid pet brain scan quantification based on cortical profiles


A medical system (10) and method detects amyloid brain plaque. A positron emission tomography (pet) image of a brain is received.
Koninklijke Philips N.v.


05/12/16
20160128561 

Optical tomography device


An optical tomography device is an optical tomography device that includes a first light source; and an optical device configured to guide first light from the first light source to a measurement target eye and detect interference light obtained from reflected light from the measurement target eye. The optical tomography device further includes: a second light source configured to emit aiming light indicative of a position to which the first light is applied; and an optical probe having an opening at a distal end and configured capable of being inserted in an eyeball.
Nidek Co., Ltd.


05/12/16
20160128558 

Optical coherence elastography to assess biomechanics and detect progression of ocular and other tissues degenerative diseases


An excitation force (internal or external) and phase-sensitive optical coherence elastography (oce) system, used in conjunction with a data analyzing algorithm, is capable of measuring and quantifying biomechanical parameters of tissues in situ and in vivo. The method was approbated and demonstrated on an example of the system that combines a pulsed ultrasound system capable of producing an acoustic radiation force on the crystalline lens surface and a phase-sensitive optical coherence tomography (oct) system for measuring the lens displacement caused by the acoustic radiation force.
University Of Houston System


05/05/16
20160125625 

Method for reducing metal artifact in computed tomography


A method for reducing metal artifacts in computed tomography (ct) is disclosed. The method for reducing metal artifacts in ct includes: obtaining a sinogram reduced in size from an original sinogram; setting up a linear algebraic equation according to remaining data excluding data damaged by a metal based on the obtained sinogram; restoring a low-resolution image based on the set up linear algebraic equation; calculating a sinogram from the restored low-resolution image; restoring a sinogram by disposing the calculated sinogram data in the original sinogram and by utilizing the calculated sinogram data as pre-information; and restoring a final ct image from the restored sinogram.
Institute For Basic Science


05/05/16
20160125605 

Image processing apparatus, image processing method, and ultrasound imaging apparatus having image processing unit


An image processing apparatus includes an input device configured to receive a computerized tomography image of a first respiration phase of an object; a data selector configured to select magnetic resonance image data similar to the object from among magnetic resonance image data; and an image generator configured to generate a computerized tomography image of a second respiration phase of the object based on the selected magnetic resonance image data.. .
Samsung Electronics Co., Ltd.


05/05/16
20160124202 

Three-dimensional optical coherence tomography apparatus and its application


Provided herein are devices and systems that apply full-field optical coherence tomography (oct) technology to three-dimensional skin tissue imaging. A special designed mirau type objective and an optical microscope module allowing both oct mode and orthogonal polarization spectral imaging (opsi) mode are disclosed..
National Taiwan University


05/05/16
20160120522 

Computed tomography enhanced fluoroscopic system, device, and utilizing the same


A system for enhanced surgical navigation including a computing device and an imaging device. The computing device is configured to import a navigation path to a target using a first data set of computed tomography images previously acquired, display the navigation path on a graphical user interface for navigation to the target and placement of a plurality of markers in tissue proximate the target, and acquire a second data set of computed tomography images including the plurality of markers.
Covidien Lp


05/05/16
20160120521 

Computed tomography enhanced fluoroscopic system, device, and utilizing the same


A system and method for enhanced navigation for use during a surgical procedure including planning a navigation path to a target using a first data set of computed tomography images previously acquired; navigating a marker placement device to the target using the navigation path; placing a plurality of markers in tissue proximate the target; acquiring a second data set of computed tomography images including the plurality of markers; planning a second navigation path to a second target using the second data set of computed tomography images; navigating a medical instrument to a second target; capturing fluoroscopic data of tissue proximate the target; and registering the fluoroscopic data to the second data set of computed tomography images based on marker position and orientation within the real-time fluoroscopic data and the second data set of computed tomography images.. .
Covidien Lp


05/05/16
20160120496 

X-ray computed tomography apparatus


An x-ray computed tomography apparatus according to the present embodiment comprises a gantry and a tube current setting circuitry. The tube current setting circuitry set tube currents for the respective imaging regions.
Toshiba Medical Systems Corporation


05/05/16
20160120486 

X-ray ct apparatus


An x-ray computed tomography (ct) apparatus according to an embodiments includes collection circuitry, control circuitry and image generation circuitry. The collection circuitry collects a signal derived from x-rays emitted from an x-ray tube and transmitted through a subject.
Toshiba Medical Systems Corporation


04/28/16
20160116614 

Positron attenuation tomography


Positron attenuation is estimated. Positrons attenuate differently than x-rays, so measuring positron attenuation may assist in diagnosis or material study.
Siemens Medical Solutions Usa, Inc.


04/28/16
20160114149 

Electrode system for transdermal conduction of electric signals, and a use thereof


There is disclosed a system of electrodes used for transdermal conduction of electrical signals and a method of use thereof, the system comprising a plurality of electrode parts connected by means of electrical conductors to electric impedance tomography apparatuses, as well as other devices, the parts being secured to an outer side of a flexible and porous blade coated on both sides thereof by layers of electrically conductive and adhesive materials, such electrically conductive and adhesive materials being in mutual contact through the pores of the blade, the inner face of the latter being removably secured, by means of adhesion, to the patient. The invention comprises means for positioning the electrode parts, as well as means for external protection thereof and of their respective conductors..
Timpel S.a.


04/28/16
20160114060 

Psma-binding agents and uses thereof


Prostate-specific membrane antigen (psma) binding compounds having radioisotope substituents are described, as well as chemical precursors thereof. Compounds include pyridine containing compounds, compounds having phenylhydrazine structures, and acylated lysine compounds.
The Johns Hopkins University


04/28/16
20160113617 

Calibration of imagers with dynamic beam shapers


Calibration methods and related calibration controllers (cc) for calibrating imaging apparatuses (102) such as a 3d computed tomography imager or a 2d x-ray imager. The imaging apparatuses (102) are equipped with a dynamic beam shaper (rf).
Philips Gmbh


04/28/16
20160113614 

Computed tomography data-based cycle estimation and four-dimensional reconstruction


Methods for computed tomography data-based cycle estimation and four-dimensional reconstruction are provided. A gated reconstruction is derived from ct data acquired without gating using an added artificial trigger.
Siemens Aktiengesellschaft


04/28/16
20160113613 

Method for spectral ct local tomography


A method for performing reconstruction for a region of interest (roi) of an object is provided. The method includes designating the roi within the object, the roi being located within a scan field of view (fov) of a combined third- and fourth-generation ct scanner, the ct scanner including fixed photon-counting detectors (pcds), and an x-ray source that rotates about the object in synchronization with a rotating detector.
Toshiba Medical Systems Cororation


04/28/16
20160113612 

Method for the fully automatic detection and assessment of damaged vertebrae


A method is disclosed for the automatic determination of the bone density and a method is disclosed for the automatic detection and characterization of spinal column fractures. Both methods enable the fully automatic detection and assessment of damaged vertebrae and reliably enable an analysis of the state of the vertebrae with a high accuracy rate.
Siemens Aktiengesellschaft


04/21/16
20160110892 

Methods and systems for normalizing contrast across multiple acquisitions


Various methods and systems are provided for correcting contrast banding artifacts across multiple acquisitions in reconstructed images. In one embodiment, a method for computed tomography imaging comprises generating an original image comprising multiple subvolumes, segmenting the original image into different structures for each subvolume, selectively applying a mask-based correction through each area of subvolume that includes continuous structures to generate an updated image, and performing streak correction between the original image and the updated image to generate a final image.

04/21/16
20160109589 

Velocity tomography using property scans


Method for building a subsurface model of velocity or other elastic property from seismic reflection data using tomography. The method uses velocity scans to pick a focusing velocity model at each image point (40).

04/21/16
20160109393 

Systems and methods for performing truncated-correlation photothermal coherence tomography


Photothermal imaging systems and methods are disclosed that employ truncated-correlation photothermal coherence tomography (tc-pct). According to the example methods disclosed herein, photothermal radiation is detected with an infrared camera while exciting a sample with the chirped delivery of incident laser pulses (where the pulses have a fixed width), and time-dependent photothermal signal data is obtained from the infrared camera and processed using a time-evolving filtering method employing cross-correlation truncation.

04/21/16
20160106583 

Image-guided delivery of ophthalmic therapeutics


Systems and methods are provided for image-guided delivery of therapeutics to an eye. An optical coherence tomography (oct) imager is configured to produce at least one oct image of the eye.

04/21/16
20160106581 

Automatic patient positioning within a laser eye surgery system


A laser eye surgery system produces a treatment beam that includes a plurality of laser pulses. An optical coherence tomography (oct) subsystem produces a source beam used to locate one or more structures of an eye.

04/21/16
20160106517 

Custom linkable imaging and multifunctional tray


A multifunctional diagnostic tray configured to clasp an oral structure when positioned in a mouth. The tray may be digitally designed from surface scan data of the mouth and manufactured.

04/21/16
20160106314 

Method of motion correction in optical coherence tomography imaging


An image data set acquired by an optical coherence tomography (oct) system is corrected for effects due to motion of the sample. A first set of a-scans is acquired within a time short enough to avoid any significant motion of the sample.



Tomography topics: Tomography, Imaging System, Computed Tomography, Positron Emission Tomography, Control Unit, Data Acquisition, Ion Source, Semiconductor, Charge Amplifier, Single Photon

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