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6520913 |
System for rapidly calculating expansion images from high-frequency ultrasonic echo signals
Elastography is an ultrasound imaging method, which visualizes the elastic properties of biological tissue which is often impossible with conventional ultrasound images. The tissue is hereby...
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6517484 |
Ultrasonic imaging system and associated method
An ultrasonic medical imaging system comprises a calibration system, a transducer position determination system and an image formation system. The calibration system adjusts the remaining two...
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6516667 |
Ultrasonic harmonic signal acquisition
An ultrasonic diagnostic imaging system receives echo signals from a transducer for digital processing and image formation. An analog to digital converter converts the analog echo signals to...
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6517486 |
Compounding method for reducing speckle noise
A compounding method for reducing speckle noise applied in an ultrasound imaging apparatus is disclosed. The compounding method includes the steps of providing an object, measuring the object for...
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6514206 |
Simultaneous fundamental and harmonic ultrasonic imaging
An ultrasonic diagnostic imaging system and method are described for performing fundamental frequency and second harmonic frequency imaging simultaneously. Transmit bursts are employed which...
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6514208 |
Method and apparatus for power doppler ultrasound image analysis
This invention relates to estimating the amount of blood flowing to the tissues of the kidney. More particularly, the invention is related to analyzing obtained power Doppler ultrasound images...
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6514205 |
Medical digital ultrasonic imaging apparatus capable of storing and reusing radio-frequency (RF) ultrasound pulse echoes
A storing method of a RF ultrasound pulse echo and a medical digital ultrasonic imaging apparatus capable of re-using the stored RF ultrasound pulse echo store and focus each RF ultrasound pulse...
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6511429 |
Ultrasonic methods and systems for reducing fetal stimulation
The operation of an ultrasonic imaging system may be altered to reduce the generation of audible sound that can stimulate a fetus. A number of altered modes of operation are possible including the...
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6511430 |
Use of high frequency ultrasound imaging to detect and monitor the process of apoptosis in living tissues, ex-vivo tissues and cell-culture
A non-invasive method of monitoring apoptosis in cell culture, ex-vivo tissues and in-vivo tissues using high frequency ultrasound imaging is provided. The method includes the steps of: 1) imaging...
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6511432 |
Preamplifier and protection circuit for an ultrasound catheter
An ultrasound catheter is disclosed wherein a rotatable transducer couples to the input of a preamplifier. Protection circuits at the input and output of the preamplifier protect the preamplifier...
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6508768 |
Ultrasonic elasticity imaging
In an ultrasound imaging system, a displacement vector is estimated for a pattern of samples throughout an imaged region of interest (ROI) by comparing two successive B-mode frames. The...
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6508767 |
Ultrasonic harmonic image segmentation
An ultrasonic diagnostic imaging apparatus and method are provided for segmenting signals from nonlinear targets such as microbubble contrast agents. Received echo signals are separated into their...
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6505063 |
Diagnostic imaging system with ultrasound probe
A diagnostic imaging system, notably a magnetic resonance imaging system comprises a receiver antenna for picking-up magnetic resonance signals and an ultrasound probe for receiving ultrasound...
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6503200 |
Ultrasonic diagnostic apparatus
The ultrasonic diagnostic apparatus of the present invention comprises an operation panel 11 through which different diagnostic conditions are set, a system controller 12 for controlling the...
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6503199 |
Uniform volumetric scanning ultrasonic diagnostic imaging system
An ultrasonic diagnostic imaging system and method are described for more uniformly scanning a volumetric region for 3D ultrasonic imaging. An image plane of steered scanning beams is rotated about...
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6503201 |
Correction of extended field of view images for distortion due to scanhead motion
Extended field of view (panoramic) ultrasonic images can exhibit dimensional distortion due to the interplay of the direction and speed of scanhead motion and the direction and rate of beam...
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6500123 |
Methods and systems for aligning views of image data
A first ultrasound dataset that represents an object in a first coordinate system can be acquired at a first time. Three landmarks of the object can be located in the first ultrasound dataset to...
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6500122 |
Method and apparatus for remotely positioning region of interest in image
A method for displaying a region of interest graphic on an imaging system includes: (a) establishing a communication connection over a network between the imaging system and a remote facility; (b)...
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6500120 |
Beamforming system using analog random access memory
A simple, low cost ultrasound beamforming system uses an analog random access memory (RAM) element for each beamforming channel. The system includes a processor and an ultrasonic transducer array....
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6500119 |
Obtaining images of structures in bodily tissue
An apparatus obtains image data for a structure through bodily tissue. The apparatus includes an imaging sensor that contacts the bodily tissue to obtain image data for a first image of the...
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6500124 |
Ultrasonic diagnostic apparatus and ultrasonic diagnostic method capable of adjusting gain and contrast
A PC board of a PC has a controller for controlling a motor drive circuit based on a timing signal, a memory for GAIN/STC for storing amplification data in an data in an amplifier for GAIN/STC as...
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6500118 |
Three-dimensional ultrasonic diagnostic apparatus
An ultrasonic diagnostic apparatus including a three-dimensional scanner for carrying out a three-dimensional scanning by ultrasonic waves. The apparatus also includes a three-dimensional image...
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6497660 |
Ultrasound imaging device
An ultrasound imaging device having a bipolar transmitter to generate a bipolar voltage signal, a transducer to emit an ultrasound wave in response to the bipolar voltage signal, and a bias...
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6497663 |
Ultrasonic diagnostic imaging system with hexagonal scanning
An ultrasonic imaging method and apparatus are described for imaging the coronary arteries of the heart. The vascular system is infused with an ultrasonic contrast agent. A volumetric region of the...
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6497662 |
Rendering of a multi-dimensional object data set
A rendering system includes a rendering unit ( 2 ) and a data processing unit ( 1 ) for the processing of a multi-dimensional object data set. The data processing unit is arranged to sample a...
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6494840 |
Portable ultrasonic palpation system
A portable ultrasound palpation device for measuring the Young's modulus and the thickness of a soft tissue layer includes a hand-holdable palpation probe having an ultrasonic transceiver connected...
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6494839 |
Ultrasonic diagnostic imaging system transmitter for sum and difference frequency imaging
An ultrasonic diagnostic imaging system is described for performing nonlinear echo signal imaging with intermodulation product (sum or difference frequency) components. The system includes a...
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6494837 |
System and method for three-dimensional ultrasound imaging using a steerable probe
A system and a method generate a 3-D image by fast computing the distance between adjacent 2-D images. The method comprises the steps of: producing a first main frame, a second main frame parallel...
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6494838 |
Ultrasonic diagnostic imaging with interpolated scanlines
An ultrasonic imaging method and apparatus are described for imaging the coronary arteries of the heart. The vascular system is infused with an ultrasonic contrast agent. A volumetric region of the...
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6494836 |
Method of generating image data and ultrasonic diagnostic apparatus using the same
A method of generating three-dimensional image data by transmitting beams to an object from a transmitting part and detecting beams reflected from the object by using a two-dimensional sensor array...
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6491632 |
Method and apparatus for photogrammetric orientation of ultrasound images
A method and apparatus for forming a three-dimensional image of a subsurface object utilizes an ultrasonic transducer wand to acquire ultrasonic images of an object, and a target plate attached to...
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6491631 |
Harmonic golay-coded excitation with differential pulsing for diagnostic ultrasound imaging
Harmonic imaging using harmonic Golay-coded excitation that encodes the fundamental and second harmonic signals utilizes the transmit sequences encoded using QPSK implemented as quarter-cycle...
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6488629 |
Ultrasound image acquisition with synchronized reference image
A system and a method for guiding and helping an ultrasound scanner user to acquire the correct projection/cut-plane when acquiring images of a physiological structure for comparison with...
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6490469 |
Method and apparatus for dynamic focusing of ultrasound energy
Method and system disclosed herein include noninvasively detecting, separating and destroying multiple masses (tumors, cysts, etc.) through a plurality of iterations from tissue (e.g., breast...
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6485423 |
Correction of phasefront aberrations and pulse reverberations in medical ultrasound imaging
A method of correcting for phasefront aberrations in ultrasound imaging uses highly spaced apart point scatterers artificially placed in the tissue being imaged. The point scatterers reflect the...
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6482158 |
System and method of ultrasonic mammography
A system for ultrasonic mammography includes an ultrasonic mammography device for constructing an ultrasonic image of a breast having a support structure with an ultrasonic transducer mounted on...
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6482159 |
Method for the examination of objects with ultrasound
For that method to examine an object by using ultrasound waves a spatial region of the object is scanned by a 3D probe. From the reflected echo signals just signals are processed which fulfil...
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6475149 |
Border detection method and system
Vessel border detection is provided. A top border or border closer to a transducer of a vessel is detected using Doppler data. Since little flowing fluid is provided between the top border of the...
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6471649 |
Method and apparatus for storing image information in an ultrasound device
In accordance with the present invention, a compact flash technology is utilized in an ultrasound device for storing digital images. The digital images preferably are stored in a standard format,...
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6471651 |
Low power portable ultrasonic diagnostic instrument
A portable ultrasonic diagnostic instrument including an array transducer, a beamformer, signal processing and imaging circuitry, and a display for the processed echo signals operates on no more...
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6470752 |
Ultrasonic detection method and apparatus and ultrasonic diagnostic apparatus
An ultrasonic detection method and apparatus are suited for real-time collection of three-dimensional ultrasonic data. The ultrasonic detection apparatus has an ultrasonic-optical transducer...
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6468218 |
3-D ultrasound imaging system and method
A 3-D region of interest (ROI) of a body is imaged, preferably using an ultrasound transducer. The intensity of an echo signal from each of a pattern of pixels within the ROI is measured and...
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6468217 |
Method and apparatus for performing real-time storage of ultrasound video image information
A method and apparatus are provided for storing digitized video ultrasound images in a digital memory device to enable high quality ultrasound video images to be stored in real-time. The ultrasound...
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6468216 |
Ultrasonic diagnostic imaging of the coronary arteries
An ultrasonic imaging method and apparatus are described for imaging the coronary arteries of the heart. The vascular system is infused with an ultrasonic contrast agent. A volumetric region of the...
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6464638 |
Ultrasound imaging system and method for spatial compounding
An ultrasound imaging system is provided along with a method for spatially compounding a plurality of ultrasound images in an elevation dimension. The ultrasound imaging system and method reduce...
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6464639 |
Method for modeling an internal object of a human body and apparatus thereof
A method for modeling an internal object of a human body includes the step of obtaining the original three-dimensional volume data of the internal object of a human body utilizing an ultrasonic...
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6458084 |
Ultrasonic diagnosis apparatus
In an ultrasonic diagnosis apparatus, a first transmission signal including both of two fundamentals of frequencies f 0 and 2f 0 is transmitted, and then a second transmission signal having a...
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6458083 |
Ultrasonic harmonic imaging with adaptive image formation
An ultrasonic diagnostic imaging system receives fundamental frequency, harmonic contrast, and tissue harmonic echo information for image processing. The fundamental and harmonic signal content of...
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6454715 |
Methods and apparatus for blood speckle detection in an intravascular ultrasound imaging system
Methods and apparatus for blood speckle detection for enhanced intravascular ultrasound imaging. The present invention utilizes the fact that the energy scattering strength from blood exhibits a...
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6454714 |
Ultrasonic harmonic flash suppression
Ultrasonic imaging apparatus and method are described for reducing the flash artifact in ultrasonic harmonic images. Harmonic signals are separated by pulse inversion separation which uses multiple...
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