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7611462 |
Acoustic beam forming in phased arrays including large numbers of transducer elements
A focused ultrasound system includes a transducer array, a controller for providing drive signals to the transducer array, and a switch. The transducer array includes a plurality of “n”...
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7608044 |
Ultrasonic image display method and ultrasonic diagnosis apparatus
An ultrasonic image display method for displaying a composite image made from a B mode image and a tissue velocity image of an object taken by means of ultrasound. The method includes decreasing...
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7604597 |
Ultrasonic diagnostic apparatus
A specific cavity extractor extracts an isolated group corresponding to a left ventricle from among a plurality of isolated groups to which numbers are attached in a labeling section. A major axis...
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7591788 |
Adaptive contrast agent medical imaging
System parameters for contrast agent medical imaging are conveniently set. A simplified contrast agent configuration is provided. One contrast agent imaging mode or configuration is dynamically...
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7590441 |
Invasive medical device with position sensing and display
Apparatus for performing a medical procedure on a tissue within a body of a subject includes a wireless tag configured to be fixed to the tissue and adapted to emit radiation, thereby causing first...
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7583214 |
Dynamic receive beamformer with oversampling for medical diagnostic ultrasound
Receive beamformers for receive beamforming ultrasound information include a plurality of channels. The received signals for each channel are oversampled for conversion to digital form, such as...
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7578791 |
Automated myocardial contrast echocardiography
A myocardial contrast echo exam is performed by the use of a two dimensional array transducer probe. The probe is held against a selected acoustic window of the body and first and second image...
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7563229 |
Method and apparatus for automatically measuring delay of tissue motion and deformation
System and method for automatically measuring the delay of tissue motion and deformation. For example, asynchrony may be measured between the left and right ventricles and within the left...
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7549963 |
Multi stage beamforming
Beamforming for N elements in performed in log(N) steps of complexity O(N). The signals measured at each element are treated as a receive beam formed by that element with a beam width equal to the...
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7549960 |
Implantable and insertable passive tags
Apparatus for determining the position of an object within a body of a subject includes at least one acoustic wave generator, adapted to direct a first acoustic wave toward the body at a first...
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7537567 |
Ultrasonic spatial compounding with multiple simultaneous beam transmission
An ultrasonic diagnostic imaging system and method are described in which spatially compounded images are produced by transmitting ultrasound beams in different directions during a common...
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7530951 |
Method for generating a three-dimensional ultrasound image
In a method to generate a three-dimensional ultrasound image of a body region of a patient, spatially varying due to breathing motions, temporally successive B-images are generated with an...
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7527592 |
Ultrasound probe sub-aperture processing
A sub-aperture transceiver system for an ultrasound probe includes a signal processor, receive signal connections connecting the signal processor to a receive aperture comprising acoustic...
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7527591 |
Ultrasound probe distributed beamformer
An ultrasound beamforming probe includes an array of transducer elements and a processing board that carries a signal processor. Receive signal connections, for a receive aperture formed from...
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7520855 |
Biological tissue elasticity measurement method and ultrasonographic device
An ultrasonographic apparatus includes: an ultrasonic probe 1 for transmitting/receiving an ultrasonic wave to/from a patient, means 2 for generating an ultrasonic transmission signal and...
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7517317 |
Subarray forming system and method for ultrasound
Different subarray combinations are provided for ultrasound imaging. A basic building block component supports different subarray sizes. Rather than providing a switching network for all possible...
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7500952 |
Portable ultrasound imaging system
A portable ultrasound imaging system includes a scan head coupled by a cable to a portable battery-powered data processor and display unit. The scan head enclosure houses an array of ultrasonic...
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7488287 |
Ultrasonic diagnosing system
An ultrasonic diagnostic apparatus has an ultrasonic endoscope, an ultrasonic observing portion, a position detecting unit, a monitor, a keyboard, and a mouse. Cross-sectional planes in parallel...
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7473226 |
Ultrasonographic device and ultrasonographic method
In an ultrasonic imaging device having an image synthesizing unit, correlation between images to be synthesized is computed for balancing between an improvement in contrast resolution and an...
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7466256 |
Universal ultrasound sigma-delta receiver path
Ultrasound information for B-mode and CW Doppler mode use the same digital beamformer. Due to sigma-delta conversion or over sampling, sufficient dynamic range is provided for the desired...
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7458935 |
Method and apparatus for transmitting ultrasound pulses and receiving echo signals at a harmonic of the transmission frequency
A method for transmitting ultrasound pulses and receiving echo signals at a harmonic of the transmission frequency includes the steps of generating a signal for exciting a transducer to transmit at...
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7455642 |
Ultrasonic diagnostic apparatus
Disclosed is an ultrasonic diagnostic apparatus that can dynamically change a focus position of a phasing circuit installed in a sub-array. A transducer element is two-dimensionally arrayed and...
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7454973 |
Ultrasonic inspection method and ultrasonic inspection equipment
In the ultrasonic inspection method and equipment, a high-resolution and high-S/N-ratio inspection image can be speedily acquired with ease-of-operability. Inspection of the inside of the...
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7448998 |
Synthetically focused ultrasonic diagnostic imaging system for tissue and flow imaging
A synthetic focus ultrasound system is described which is operated in a hybrid fashion. System operation alternates between synthetic focus acquisition and conventional focused beam acquisition....
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7443765 |
Reconfigurable linear sensor arrays for reduced channel count
A reconfigurable linear array of sensors (e.g., optical, thermal, pressure, ultrasonic). The reconfigurability allows the size and spacing of the sensor elements to be a function of the distance...
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7441321 |
Method of manufacturing ultrasound transducer device having acoustic backing
An ultrasonic transducer device comprising: an ultrasonic transducer array micromachined on a substrate; flexible electrical connections connected to the transducer array; and a body of...
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7404326 |
Ultrasonic probe and ultrasonic diagnostic system
With a view to provide a probe able to suppress bending of a cable with a mechanical scan, the probe comprises a transducer for interconversion between an ultrasonic wave and an electrical signal,...
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7402136 |
Efficient ultrasound system for two-dimensional C-scan imaging and related method thereof
An ultrasound system and related method for forming 2D C-scan images and/or collecting 3D image data from 2D transducer arrays. The system including in part a 2D transducer array of elements,...
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7372775 |
Ultrasonic transmitter, ultrasonic transceiver and sounding apparatus
A driver circuit for generating a driving pulse signal to activate a vibrating element includes a half-bridge circuit formed essentially of first and second switching devices to which drive signals...
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7367947 |
Elevation beamwidth control for control for contrast imaging
The present disclosure relates to contrast imaging. More particularly, the present disclosure relates to apparatus and methods for contrast imaging in which the elevation beamwidth is controlled to...
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7353056 |
Optimized switching configurations for reconfigurable arrays of sensor elements
The reconfigurable ultrasound array disclosed herein is one that allows groups of subelements to be connected together dynamically so that the shape of the resulting element can be made to match...
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7351204 |
Ultrasonic diagnostic apparatus
For the purpose of reducing the size and power consumption of a power source in an ultrasonic diagnostic apparatus, charge pump circuits are connected to a transmitter power source. A regulator in...
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7338450 |
Method and apparatus for performing CW doppler ultrasound utilizing a 2D matrix array
An ultrasound system is provided comprising an ultrasound probe having a 2D matrix of transducer elements transmitting a continuous wave (CW) Doppler transmit signal into an object of interest. The...
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7338449 |
Three dimensional locator for diagnostic ultrasound or medical imaging
A location within a volume is determined from medical images. A region of interest or other location is examined from two different viewing directions. The user or processor indicates the region or...
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7334478 |
Device for guiding the movement of a transducer of an ultrasonic probe
The present invention relates to a device for guiding the movement of a transducer of an ultrasonic probe in an ultrasonic diagnostic apparatus for acquiring a 3-dimensional ultrasound image. A...
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7331927 |
Methods and systems for medical imaging
A medical imaging system includes an image sensor that receives imaging signals from a region of interest, a memory coupled to the image sensor, and a processor coupled to the memory. The memory...
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7331234 |
Ultrasonic imaging method and ultrasonic imaging apparatus
An ultrasonic imaging method and apparatus capable of obtaining image information at a high volume rate and improving resolution. The ultrasonic imaging apparatus has an ultrasonic transducer array...
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7322936 |
Ultrasound diagnosis apparatus
In an ultrasound diagnosis apparatus, a plurality of sub arrays are defined on a 2D array transducer. The sub array shape pattern of each sub array is adaptively changed in accordance with the beam...
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7313053 |
Method and apparatus for controlling scanning of mosaic sensor array
A scanning architecture that makes it possible to update only those ultrasonic transducer subelements of a mosaic transducer array that change from view to view. The configuration of the switch...
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7300403 |
Wide aperture array design with constrained outer probe dimension
The invention presents solutions for large apertures of an ultrasound array under given dimension constraints given by the application for the ultrasound probe, for example by an endoluminal...
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7297118 |
Ultrasound method and apparatus for multi-line acquisition
A method and apparatus for acquiring multi-line acquisition ultrasound data. Ultrasound signals are transmitted into an area of interest. Echo signals are acquired and analyzed to produce a first...
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7285094 |
3D ultrasonic imaging apparatus and method
A probe for electronic volume data acquisition using ultrasound incorporates a plurality of transducer elements arranged in a two dimensional array having an azimuth direction and an elevation...
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7280435 |
Switching circuitry for reconfigurable arrays of sensor elements
A device comprising an array of sensors that are reconfigurable by means of a switching network. The sensors may be optical, thermal or pressure sensors or ultrasonic transducers. More...
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7275439 |
Parametric ultrasound imaging using angular compounding
Parametric ultrasonic measurements which characterize the structure of tissue, using information from an ultrasonic signal beyond amplitude information, are obtained by combining multiple...
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7273455 |
Corrections for wavefront aberrations in ultrasound imaging
An estimation method for correction filters for wavefront aberration correction in ultrasound imaging is given. The aberration is introduced due to spatial variations of the ultrasound propagation...
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7270634 |
Guidance of invasive medical devices by high resolution three dimensional ultrasonic imaging
A three dimensional ultrasonic diagnostic imaging system is operated to guide or observe the operation of an invasive medical device ( 30 ) in three dimensions. The appearance of the invasive...
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7257051 |
Integrated interface electronics for reconfigurable sensor array
An integrated switch matrix for reconfiguring subelements of a mosaic sensor array to form elements. The configuration of the switch matrix is fully programmable. The switch matrix includes access...
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7227813 |
Method and apparatus for forming multiple beams
An apparatus and associated method are disclosed which form a multiple beam forming network using time division multiplexing. Instead of having several parallel sets of beam forming network...
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7215599 |
Ultrasonic transmitter, ultrasonic transceiver and sonar apparatus
An ultrasonic transmitter generates a reference signal based on a clock signal of a specific frequency and a control signal made up of binary values 0 and 1 for controlling how the level (High or...
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7207943 |
Synthetic elevation aperture for ultrasound systems and methods
Using configurable arrays, synthetic aperture processes may be used along an elevation dimension for increasing resolution. The increased resolution is used for two-dimensional or three-dimensional...
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