Patent application number | Description | Published |
20100268084 | ULTRASONIC DIAGNOSTIC APPARATUS - An ultrasonic diagnostic apparatus enabling accurate measurement of elasticity information is provided. | 10-21-2010 |
20100331698 | ULTRASONIC DIAGNOSTIC APPARATUS, ULTRASONIC ELASTICITY INFORMATION PROCESSING METHOD AND ULTRASONIC ELASTICITY INFORMATION PROCESSING PROGRAM - An ultrasonic diagnostic apparatus characterized by comprising: an ultrasonic probe for transmitting/receiving an ultrasonic wave to/from an object; a phasing and summing unit for generating RF signal frame data of a cross-sectional site of the object on the basis of a reflection echo signal measured by the ultrasonic probe; an elasticity calculator for generating frame data of elasticity information representing the degree of hardness or softness of a tissue at each measurement point of the cross-sectional site on the basis of a pair of RF signal frame data acquired in different times; a weighting unit for weighting the elasticity information of each measurement point of the generated elasticity frame data in accordance with the degree of sharpness of a distribution of elasticity information for plural measurement points containing adjacent measurement points; a smoothing unit for smoothing the weighted elasticity information of the plurality of elasticity frame data generated at the different times; and an elasticity image display unit for generating an elasticity image on the basis of the smoothed elasticity frame data and displaying the generated elasticity image on a display unit. | 12-30-2010 |
20110026800 | ULTRASONIC DIAGNOSTIC APPARATUS. - There is provided an ultrasonic diagnostic apparatus that can classify an elasticity image by using elasticity data of the elasticity image and image information and objectively estimate a progress state of a disorder. The ultrasonic diagnostic apparatus has an elasticity information calculator for calculating elasticity data of a biomedical tissue by using RF signal frame data from the inside of an object which is received by ultrasonic wave transmitting/receiving means, an elasticity image constructing unit for generating an elasticity image on the basis of a distortion amount and/or an elasticity modulus calculated by an elasticity information calculator, an elasticity image estimating unit | 02-03-2011 |
20110194748 | ULTRASONIC DIAGNOSTIC APPARATUS AND ULTRASONIC IMAGE DISPLAY METHOD - In order to provide an ultrasonic diagnostic apparatus and an ultrasonic image display method for recognizing a region (boundary portion) having elasticity information of interest, an ultrasonic diagnostic apparatus having an elasticity information calculating unit | 08-11-2011 |
20120123263 | ULTRASONIC DIAGNOSTIC APPARATUS AND ULTRASONIC MEASUREMENT METHOD - Disclosed are an ultrasonic diagnostic apparatus and an ultrasonic measurement method enabling easy acquisition of elasticity information by means of a shear wave. | 05-17-2012 |
20120209115 | ULTRASONIC DIAGNOSTIC DEVICE, METHOD FOR GENERATING IMAGE FOR EVALUATING DISORDER OF PART TO BE DIAGNOSED OF OBJECT, AND PROGRAM FOR GENERATING IMAGE FOR EVALUATING DISORDER OF PART TO BE DIAGNOSED OF OBJECT - An ultrasonic diagnostic device is provided with: an ultrasonic probe which transmits and receives ultrasonic waves to and from an object; a reception processing unit which receives a reflection echo signal measured by the ultrasonic probe and generates RF signal frame data relating to a cross-sectional plane of a part to be diagnosed of the object; a displacement measurement unit which measures the displacements of tissue at a plurality of measurement points of the cross-sectional plane and generates displacement frame data, an elasticity information calculation unit which calculates elasticity information indicating the hardness or softness of the tissue at the plurality of measurement points and generates elasticity frame data; a unit for generating image which generates histograms of the displacements and/or the elasticity information of the tissue at the plurality of measurements points at different times; and an image display which displays the histograms generated at the different times. | 08-16-2012 |
20140206997 | ULTRASONIC DIAGNOSTIC ARRANGEMENTS SELECTING PARAMETERS FOR SELECTING RELEVANT ESTIMATION DATA FOR CLASSIFYING AN ELASTICITY IMAGE - Ultrasonic diagnostic apparatus including: a tomogram constructing means; an elasticity information calculating means; an elasticity image constructing means; a display means; an estimation data generating means configured to generate estimation data for estimating the characteristic of a biomedical tissue on the basis of the elasticity image; an estimation data selecting means configured to select at least one parameter used for the estimation of the characteristic of the biomedical tissue and to make the selected parameter displayed on the display means, an analyzing means configured to analyze the elasticity image using at least one parameter selected by the estimation data selecting means and to make the result of analysis displayed on the display means; wherein the display means displays the parameter used for the estimation of the characteristic and the result of analysis. | 07-24-2014 |
Patent application number | Description | Published |
20090178289 | INTERNAL DIAMETER MEASUREMENT DEVICE - The internal diameter measurement device is inserted into a cavity to measure its internal diameter. The internal diameter measurement device includes: a tubular sheath inserted into the cavity; a balloon which is provided on a distal end portion of the sheath, and is capable of expanding by supplying a fluid to an inner portion thereof; a linear reference member having a first end portion fixed to the distending portion or the distal end portion of the insertion portion, and a second end portion moving towards the distal end of the insertion portion in conjunction with the expansion of the distending portion; and a measuring portion which is provided in a proximal end portion of the insertion portion and is capable of confirming the position of the second end portion of the reference member. This internal diameter measurement device enables accurate measurement irrespectively of dimensions of a pipeline to be measured. | 07-16-2009 |
20110105944 | BIOPSY TISSUE SAMPLING TREATMENT INSTRUMENT - A biopsy tissue sampling treatment instrument includes a stem portion having a predetermined length sufficient to puncture living tissue; a puncturing portion formed at a distal end of the stem portion and having a protruding surface portion expanding rearward along a puncture direction of the stem portion; a tissue holding surface provided on a rear side of the protruding surface portion in the puncturing portion and having an area large enough to hold the living tissue; a stopper member provided at a rear end of the stem portion and having an abutting portion capable of abutting against the living tissue punctured by the stem portion; and an operating member provided on the stopper member and configured to hold the stem portion to the living tissue, allowing the stem portion to puncture the living tissue. Consequently, the biopsy tissue sampling treatment instrument increases holding capacity for the living tissue to be extracted, allows living tissue to be extracted in sufficient sampling quantities, and makes it easy to take samples of living tissue at an intended depth in tissue. | 05-05-2011 |
20130237879 | TREATMENT TOOL FOR BIOPSY AND TISSUE COLLECTING METHOD - This treatment tool for biopsy includes a needle tube, which having a first aperture and a second aperture. The first aperture and the second aperture communicate with the tubular space. The second aperture is provided in a side surface of the needle tube at more proximal end side than the first aperture. In a cross-section of the second aperture, a distal end circular arc portion of an end surface of the second aperture has a distal end side inclined surface that is inclined so as to be positioned gradually outwards of a radial direction of the needle tube towards the distal end side, and a proximal end circular arc portion of the end surface of the second aperture has a proximal end inclined surface that is inclined so as to be positioned gradually outwards of the radial direction of the needle tube towards the proximal end side. | 09-12-2013 |
20130317515 | TREATMENT INSTRUMENT - A treatment instrument has a longitudinal-axis member having a longitudinal axis, a curved portion formed on a distal end side of the longitudinal-axis member, a lumen formed along the longitudinal axis of the longitudinal-axis member, and a through hole that communicates with the lumen, and opens toward the inner side of a curve of the curved portion when the curved portion is curved. | 11-28-2013 |