Medison Co., Ltd. Patent applications |
Patent application number | Title | Published |
20130231559 | SYSTEM AND METHOD FOR PROVIDING 2-DIMENSIONAL COMPUTERIZED- TOMOGRAPHY IMAGE CORRESPONDING TO 2-DIMENSIONAL ULTRASOUND IMAGE - Embodiments for providing a 2-dimensional (D) computerized-tomography (CT) image corresponding to a 2-D ultrasound image through image registration between 3-D ultrasound and CT images are disclosed. An imaging system comprises a CT imaging unit, an ultrasound image forming unit, a storing unit, a processor and a display unit. The processor extracts the 2-D CT image from the 3-D ultrasound-CT registered image by performing a rigid-body transform upon the 3-D ultrasound image and calculating similarities between reference images and the 2-D ultrasound images, wherein the reference images are obtained through the rigid-body transform. | 09-05-2013 |
20130123633 | ULTRASOUND SYSTEM AND METHOD OF FORMING ULTRASOUND IMAGE - The present invention is directed to an ultrasound system capable of providing a plurality of M-mode images corresponding to M-mode lines without moving a probe. A volume data forming and reconstructing unit of the present invention forms volume data based on the ultrasound echo signals, the volume data forming and reconstructing unit being configured to determine a beat period of the moving object and reconstruct the volume data based on the beat period. A processor forms at least one reference image based on the reconstructed volume data and one or more M-mode images corresponding to one or more M-mode lines set on the reference image and a display unit displays the reference image, the M-mode lines and the M-mode images. | 05-16-2013 |
20130085392 | SETTING AN OPTIMAL IMAGE PARAMETER IN AN ULTRASOUND SYSTEM - Embodiments of setting an optimal image parameter for obtaining an optimal ultrasound image are disclosed. In one embodiment, by way of non-limiting example, a processing unit is configured perform an image process upon an ultrasound image to thereby detect a center of a blood vessel from the ultrasound image. The processing unit is configured to set the center of the blood vessel as an optimal focal point position. The processing unit is configured to calculate a plurality of steering angles, a plurality of transmit (Tx) frequencies and a plurality of sound speeds. The processing unit is further configured to form a plurality of ultrasound images corresponding to each of the steering angles, the Tx frequencies and the sound speeds based on the ultrasound data, detect a signal to noise ratio (SNR), a number of edge points of the blood vessel and a contrast difference between pixels for each of the second ultrasound images to thereby detect an optimal steering angle, an optimal Tx frequency and an optimal sound speed. | 04-04-2013 |
20120268908 | PRINTED CIRCUIT BOARD AND PROBE THEREWITH - Disclosed herein arc a printed circuit board (PCB) and a probe including the same. The probe includes a transducer, a PCB having a pattern part contacting the transducer via face-to-face contact, and a bonding member bonding the transducer to the pattern part of the PCB. The bonding part of the PCB is provided with the pattern part to increase a bonding area of the bonding part and to allow the bonding member to contact not only a metal layer of the bonding part but also an electrical insulation part thereof, thereby improving a bonding force between the transducer and the PCB. As a result, the transducer can be reliably bonded to the PCB, so that performance of the transducer can be prevented from being deteriorated due to defective connection between the PCB and the transducer. | 10-25-2012 |
20120265073 | ULTRASOUND SYSTEM AND METHOD FOR FORMING BC-MODE IMAGE - A BC-mode image with an improved frame rate in an ultrasound system is formed. A transmit/receive unit forms first and second receive signals responsive to first and second control signals. An image processing unit is configured to form a B-mode image and a C-mode image based the first and second receive signals and to combine them to form a BC-mode image. The control signal generates a third control signal for a B-mode scan along scan lines, which are not within the color box to form third receive signals. The control unit repeatedly generates the second and third control signals. The image processing unit is further operable to form a B-mode image based on the third receive signals and the second signals. | 10-18-2012 |
20110063945 | APPARATUS AND METHOD FOR PROCESSING AN ULTRASOUND SPECTRUM IMAGE - There is provided a method of processing an ultrasound spectrum image. According to such method, a spectrum image is formed based on ultrasound data and then the noise is removed from the spectrum image. The noise-removed spectrum image is matched with one or more spectrum models representing specific spectrum types. Then, whether or not the noise-removed spectrum image contains an aliasing is checked. If the noise-removed spectrum image contains the aliasing, then the aliasing is removed from the noise-removed spectrum image to provide a noise-removed spectrum image without the aliasing. Thereafter, contour tracing is performed on the noise-removed spectrum image without the aliasing to detect contour points. Further, peak tracing is performed on the noise-removed spectrum image without the aliasing to detect peaks. | 03-17-2011 |
20100286523 | ULTRASOUND DIAGNOSTIC SYSTEM AND METHOD FOR DISPLAYING DOPPLER SPECTRUM IMAGES OF MULTIPLE SAMPLE VOLUMES - The embodiment of the present invention provides an ultrasound diagnostic system, including: an ultrasound diagnosis unit for transmitting ultrasound signals to a target object and receiving ultrasound echo signals to acquire B-mode image signals and Doppler spectrum image signals; a processor for forming at least one B-mode image based on the B-mode image signals and forming a plurality of Doppler spectrum images for a plurality of sample volumes designated on the B-mode image based on the Doppler spectrum image signals; a user input unit for allowing a user to input selection information indicating locations and sizes of the plurality of sample volumes; and an image display unit for displaying at least one B-mode image and the plurality of Doppler spectrum images. | 11-11-2010 |
20090318811 | ULTRA SOUND SYSTEM FOR FORMING STRAIN IMAGES WITH INSTANTANEOUS FREQUENCY - There is provided an ultrasound system for forming strain images by decreasing decorrelation of receive signals, which vary with time or space. More specifically, the decorrelation between the receive signals obtained without and with applying stress to a target object is reduced to decrease an error, which occurs during the calculation of a delay. Also, a center frequency, which varies with depth of a target object, is compensated to form the strain image. | 12-24-2009 |
20090253987 | FORMATION OF AN ELASTIC IMAGE IN AN ULTRASOUND SYSTEM - Embodiments for forming elastic images in an ultrasound system are disclosed. In one embodiment, a Tx/Rx unit repeatedly transmits/receives an ultrasound beam along scan lines in a target object to output receive signals. An image processing unit forms a plurality of consecutive ultrasound images based on the receive signals and set a center of the target object on each of the ultrasound images. The image processing unit further sets radial scan lines in radial directions with respect to the center on each of the ultrasound image and reconstructs the ultrasound images such that the radial scan lines are in parallel with each other to form reconstruction images. An elastic image forming unit forms an elastic image based on the reconstruction images. | 10-08-2009 |
20090247874 | USER INTERFACE IN AN ULTRASOUND SYSTEM - Embodiments of a user interface in an ultrasound system are disclosed. In one embodiment, the ultrasound system comprises a display unit for prompting a user to touch a desired one of hierarchically arranged soft buttons for triggering an execution of the function of the ultrasound system associated with the touched button. The display unit includes a display having a display with touch panel mounted. The display unit is configured to display a touch screen menu together with the ultrasound image on the display. | 10-01-2009 |
20090149755 | ULTRASOUND SYSTEM AND METHOD OF FORMING AN ULTRASOUND IMAGE - The present invention relates to an ultrasound system. The ultrasound system includes: an image processing unit for forming at least one 3-dimensional ultrasound image based on ultrasound echoes reflected from a target object; an input unit for receiving a setup instruction; and a control unit for outputting a first control signal for setting at least one predefined sample volume on the 3-dimensional ultrasound image in response to the setup instruction. The image processing unit is further configured to form at least one spectral Doppler image corresponding to the sample volume in response to the first control signal. | 06-11-2009 |
20090112093 | ULTRASOUND DIAGNOSTIC DEVICE AND METHOD FOR FORMING SCAN LINE DATA - There is provided an ultrasound diagnostic device including receiving data a transmission lines between scan line data forming units and channels and a method of forming scan line data. The ultrasound diagnostic device includes a plurality of channels for providing receiving data and a scan line data forming unit including a plurality of sub-scan line data forming groups and a data summing unit, wherein the sub-scan line data forming group forms partial data of scan lines, and wherein the data summing unit forms scan line data of the scan lines by summing the partial data. The sub-scan line data forming group includes a plurality of sub-scan line data forming units for forming the partial data of the scan lines by using the receiving data and providing a transmission path of the receiving data, first data lines for transmitting the receiving data between at least one of the sub-scan data forming unit and the channels and second data lines for transferring the receiving data between the sub-scan line data forming units. | 04-30-2009 |
20090112092 | APPARATUS AND METHOD OF ESTIMATING AND COMPENSATING A MOTION IN FORMING A SYNTHETIC IMAGE - The present invention relates to an apparatus for estimating and compensating a motion in forming an ultrasound synthetic image. The apparatus includes a transmit/receive control unit, an auto correlation unit and an image motion estimation and compensation unit. The transmit/receive control unit may set a plurality of scan lines, define sequential indices upon the scan lines, and set a transmit order of a transmit beam for the scan lines in a non-sequential manner in which increment and decrement of the indices of the scan lines are repeated. Then, the transmit/receive control unit may transmit the transmit beam to a target object based on the set transmit order to obtain a plurality of receive beams in response to each transmission of the transmit beam. The auto correlation unit may group the receive beams to an increment group corresponding to an increment direction and a decrement group corresponding to a decrement direction and perform auto correlation upon the receive beams. The auto correlation unit may apply weights to the auto correlation results and sum the weight-applied auto correlation results to there provide phase information. The image motion estimation and compensation unit may estimate and compensate a motion of a target object based on the phase information. | 04-30-2009 |
20090110258 | METHOD OF REMOVING AN EFFECT OF SIDE LOBES IN FORMING AN ULTRASOUND SYNTHETIC IMAGE - The present invention relates to a method of removing an effect of side lobes in an ultrasound synthetic image. The method includes: a) setting a plurality of scan lines and defining sequential indices upon the scan lines; b) setting a transmit order of a transmit beam for the scan lines in a non-sequential manner in which increment and decrement of the indices of the scan lines are repeated; c) transmitting the transmit beam based on the set transmit order to obtain a plurality of receive beams in response to each transmission of the transmit beam; d) grouping the receive beams to an increment group corresponding to an increment direction of the numbers of the scan lines and a decrement group corresponding to a decrement direction of the numbers of the scan lines; e) performing an auto correlation upon the receive beams included in the respective increment group and the decrement group; and f) applying weights to the auto correlation results and summing the weight-applied auto correlation results to thereby remove an effect of side lobes. | 04-30-2009 |
20090012393 | ULTRASOUND SYSTEM AND METHOD FOR FORMING ULTRASOUND IMAGES - The present invention is directed to an ultrasound system and a method for displaying ultrasound images. The ultrasound system includes: a storage unit operable to store batch processing information associated with a plurality of diagnostic modes in which the ultrasound system will consecutively operate in a batch mode; an input unit operable to allow a user to select the batch mode; a transmit/receive unit responsive to the selection of the batch mode to consecutively transmit ultrasound signals to a target object and receive echo signals to thereby output reception signals in the respective diagnostic modes; a signal processing unit operable to perform signal processing upon the reception signals based on the batch processing information for each of the diagnostic modes; an image processing unit operable to form ultrasound images based on the signal-processed reception signals; and a display unit operable to sequentially display the ultrasound images formed in the respective diagnostic modes. | 01-08-2009 |
20080255456 | ULTRASOUND PROBE HAVING A TRANSDUCER ARRAY WITH MULTIPLE RADII OF CURVATURE - The present invention relates to an ultrasound probe used in an ultrasound system. The ultrasound probe includes a body and a transmission/reception unit mounted on the body and having at least one partially curved array transducer operable to reciprocally convert ultrasound signals and electric signals. The curved array transducer may be sized and configured to have multiple radii of curvature. | 10-16-2008 |
20080255454 | SYSTEM OF FORMING ULTRASOUND IMAGE AND METHOD OF FORMING SCAN LINE DATA - There are provided an ultrasound imaging system and a method of forming a plurality of scan lines and frames by using receiving signals provided by transducers in a probe. Main scan lines, which are selected among the scan lines and supplement scan lines determined with the others, are assigned to each scan line data forming unit in the ultrasound imaging system. A partial data of the main scan line and a first supplement data of the supplement scan line are formed with receive data obtained from receive signals from at least one transducer. A second supplement data provided from other scan line data forming units is applied to the partial data of the main scan line to form a scan line data of the main scan line. | 10-16-2008 |
20080249411 | ULTRASOUND SYSTEM AND METHOD OF FORMING AN ULTRASOUND IMAGE - The present invention is directed to an ultrasound system and a method of forming an ultrasound image. The ultrasound system includes a signal processing unit, a processor, an input unit and a blood flow angle computation unit. The signal processing unit may form ultrasound image signals based on ultrasound echo signals reflected from a target object. The processor may form a B-mode image based on the ultrasound image signals. The input unit may allow a user to set a sample volume on the B-mode image. The blood flow angle computation unit may compute a blood flow angle in the sample volume. The signal processing unit may further compute a Doppler angle based on the blood flow angle and form Doppler signals based on the Doppler angle. Also, the processor may further form a Doppler spectrum image and Doppler sound based on the Doppler signals. | 10-09-2008 |
20080242993 | ULTRASOUND SYSTEM - The present invention is directed to an ultrasound system. The ultrasound system of the present invention includes an ultrasound diagnostic unit, a storage unit, an image acquisition unit, a pattern recognition unit, and a control unit. The ultrasound diagnostic unit forms an ultrasound image representative of a target object. The storage unit stores training sets in association with respective instructions for operating the ultrasound diagnostic unit. Each of the training sets includes pattern samples associated with a particular action of a user. The image acquisition unit acquires an action of a user to form an action image. The pattern recognition unit recognizes an action pattern from the action image. The control unit retrieves the training sets stored in the storage unit to find a pattern sample having a match with the recognized action pattern. The control unit controls an operation of the ultrasound diagnostic unit based on an instruction associated with the training set including the found pattern sample. | 10-02-2008 |
20080242991 | Probe for Ultrasound Diagnosis and Ultrasound Diagnostic System Using the Same - The present invention relates to a probe, which is adapted to match acoustic impedances and shield undesired signals, and an ultrasound diagnostic system configured to use such a probe. The probe for conducting ultrasound diagnosis includes a transducer array for transmitting ultrasound signals to a target object and receiving the ultrasound signals reflected from the target object. The probe of the present invention also includes multiple membranes for covering the transducer array, wherein the multiple membranes include at least two membranes formed from different materials and having different thicknesses. | 10-02-2008 |
20080234583 | ULTRASOUND SYSTEM AND METHOD FOR FORMING AN ULTRASOUND IMAGE - The present invention is directed to an ultrasound system and a method for reformatting a planar image. The ultrasound system includes a volume data acquiring unit and an image processing unit. The volume data acquiring unit may acquire volume data by transmitting/receiving ultrasound signals to/from a target object of an un-echoic area. The image processing unit may perform inverse volume rendering upon the volume data to form a 3-dimensional image showing the target object and set a region of interest (ROI) on the target object in response to a user input. The image processor detects data corresponding to the ROI from the volume data and reformats the detected data to form a planar image. | 09-25-2008 |
20080232660 | ULTRASOUND SYSTEM AND METHOD OF FORMING ELASTIC IMAGES CAPABLE OF PREVENTING DISTORTION - The present invention is directed to an ultrasound system and a method of forming an elastic image, which are capable of preventing the distortion of the elastic image. The persistence of the previous frame and the present frame is performed after moving the boundary pixels set up in the previous interest frame to the boundary pixels in the present interest frame. This is so that the distortion of the elastic image may be reduced and the signal to noise ratio may be increased. | 09-25-2008 |
20080228078 | ULTRASOUND DIAGNOSTIC SYSTEM AND METHOD FOR DISPLAYING A DOPPLER SPECTRUM IMAGE - The present invention is directed to an ultrasound diagnostic system for displaying an enhanced Doppler spectrum image. The ultrasound diagnostic system includes: a period setting unit operable to set a period for computing spectral Doppler components from ultrasound data obtained by transmitting/receiving ultrasound signals to/from a target object; a Doppler spectrum data acquiring unit operable to compute the spectral Doppler components at the set period from the ultrasound data for acquiring Doppler spectrum data; a storage unit operable to store the acquired Doppler spectrum data; a user input unit operable to receive sweep speed information from a user for selecting a sweep speed; a data adjusting unit operable to compare the set period with the selected sweep speed and adjust the Doppler spectrum data based on the comparison result; and a display unit operable to display a Doppler spectrum image based on the adjusted Doppler spectrum data. | 09-18-2008 |
20080221450 | ULTRASOUND SYSTEM AND METHOD OF FORMING ULTRASOUND IMAGES - The present invention is directed to an ultrasound system capable of providing a plurality of M-mode images corresponding to M-mode lines without moving a probe. A volume data forming and reconstructing unit of the present invention forms volume data based on the ultrasound echo signals, the volume data forming and reconstructing unit being configured to determine a beat period of the moving object and reconstruct the volume data based on the beat period. A processor forms at least one reference image based on the reconstructed volume data and one or more M-mode images corresponding to one or more M-mode lines set on the reference image and a display unit displays the reference image, the M-mode lines and the M-mode images. | 09-11-2008 |
20080208051 | ULTRASOUND SYSTEM - The present invention is directed to an ultrasound system providing a power save mode. The ultrasound system includes: a power supply unit to output a supply power; an ultrasound diagnosis unit to transmit ultrasound signals to a target object and receive ultrasound echo signals reflected from the target object, the ultrasound diagnosis unit being configured to form an ultrasound image based on the ultrasound echo signals; a switch unit coupled between the ultrasound diagnosis unit and the power supply unit; and a control unit to control the switch unit for providing the supply power from the power supply unit to the ultrasound diagnosis unit depending on an operation state of the ultrasound diagnosis unit. The power supply unit individually supplies a power to the ultrasound diagnosis unit and the control unit. | 08-28-2008 |
20080205736 | METHOD OF FORMING ULTRASOUND IMAGE BY PERFORMING DIGITAL SCAN CONVERSION IN FREQUENCY DOMAIN - A method of forming ultrasound image is disclosed. A first, image data described with a cylindrical coordinate in a space domain is formed from receiving signals provided by a probe. A scan-converted Fourier transformation described with a rectangular coordinate in a frequency domain is applied to the first image data to form second image data described with the rectangular coordinate in a frequency domain. An inverse Fourier transformation is applied to the second image data to form a third image data described with the rectangular coordinate in the space domain. An ultrasound image is formed with the third image data. | 08-28-2008 |