Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Hossack; John A.
Address:
Palo Alto, CA
No. of patents:
68
Patents:


1 2










Patent Number Title Of Patent Date Issued
7837624 Medical diagnostic ultrasound imaging methods for extended field of view November 23, 2010
A medical diagnostic ultrasound imaging system aligns substantially co-planar two-dimensional images to form an extended field of view using improved methods that speed the alignment, use Doppler processors to alert the user when transducer motion relative to the imaged region is exc
7756304 Medical diagnostic ultrasonic imaging method and system for displaying multi-phase, multi-frame July 13, 2010
A medical diagnostic ultrasonic imaging system acquires image data for at least two frames at each of multiple positions, each frame identified with a respective phase of a physiological cycle. A multiphase 3-D or extended field of view data set is constructed from the image data. Then
7540842 Diagnostic ultrasound imaging method and system with improved frame rate June 2, 2009
A medical diagnostic ultrasonic imaging system acquires receive beams from spatially distinct transmit beams. The receive beams alternate in type between at least first and second types across the region being imaged. The first and second types of receive beams differ in at least one sca
6755787 Medical diagnostic ultrasound system and method for versatile processing June 29, 2004
A method and system for reducing speckle for two and three-dimensional images is disclosed. For two-dimensional imaging, a one and a half or a two-dimensional transducer is used to obtain sequential, parallel or related frames of elevation spaced data. The frames are compounded to de
6679846 Diagnostic ultrasound imaging method and system with improved frame rate January 20, 2004
A medical diagnostic ultrasonic imaging system acquires receive beams from spatially distinct transmit beams. The receive beams alternate in type between at least first and second types across the region being imaged. The first and second types of receive beams differ in at least one sca
6511426 Medical diagnostic ultrasound system and method for versatile processing January 28, 2003
A method and system for reducing speckle for two and three-dimensional images is disclosed. For two-dimensional imaging, a one and a half or a two-dimensional transducer is used to obtain sequential, parallel or related frames of elevation spaced data. The frames are compounded to de
6489706 Medical diagnostic ultrasound transducer and method of manufacture December 3, 2002
A plurality of piezomaterial bodies, such as panels or slices, are merged together to form a larger piezomaterial body. For example, a 0.75.times.22 cm polycrystalline piezomaterial body is formed, where the distances are along lateral or footprint dimensions. The thickness of the piezom
6443894 Medical diagnostic ultrasound system and method for mapping surface data for three dimensional i September 3, 2002
A method and system for mapping surface data onto a geometrical representation of a structure for 3D imaging is provided. A boundary of a structure is determined from one type of data, such as Doppler energy data. Another type of data, such as B-mode data, representing the boundary o
6436046 Diagnostic ultrasound imaging method and system with improved frame rate August 20, 2002
A medical diagnostic ultrasonic imaging system acquires receive beams from spatially distinct transmit beams. The receive beams alternate in type between at least first and second types across the region being imaged. The first and second types of receive beams differ in at least one sca
6429861 Method and apparatus for editing 3-D medical diagnostic ultrasound images August 6, 2002
A system for editing a 3-D medical diagnostic ultrasound image dataset displays both a 3-D reconstruction of the dataset and an editing object. A user moves the editing object relative to the 3-D reconstruction with a six degrees of freedom input device that allows the user to control bo
6423002 Intra-operative diagnostic ultrasound multiple-array transducer probe and optional surgical tool July 23, 2002
A system, method and probe for diagnostic ultrasound imaging with at least two, and preferably three transducer arrays. The first transducer array provides a primary image. The second transducer array comprises an array of transducer elements positioned near one end of the first transduc
6416478 Extended bandwidth ultrasonic transducer and method July 9, 2002
An ultrasound transducer that allows transmission of pressure waves at a first frequency and reception of pressure waves at a second frequency. Each transducer element is formed by multiple layers of transducer material. A transceiver provides an excitation signal to the transducer a
6401539 Ultrasonic imaging aberration correction system and method June 11, 2002
An ultrasonic imaging system including an aberration correction system uses a harmonic component of the fundamental transmitted frequency for imaging, or for aberration correction, or both. By properly selecting the frequency pass bands of filters used in the image signal path and in the
6371913 Medical diagnostic ultrasound imaging methods for estimating motion between composite ultrasonic April 16, 2002
An medical diagnostic ultrasonic image processing method estimates motion between first and second composite ultrasonic images that include both B-mode and Color Doppler information. First and second B-mode images are extracted from the first and second composite ultrasonic images, r
6360027 Multiple ultrasound image registration system, method and transducer March 19, 2002
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6352511 Medical diagnostic ultrasound system and method for post processing March 5, 2002
Ultrasound data is generated by a receive beamformer. Ultrasound image processing is applied to the ultrasound data for presentation of an image. Various ones of the ultrasound image processing steps may be reversed. For example, persistence processing may be reversed in order to obtain
6352508 Transducer motion compensation in medical diagnostic ultrasound extended field of view imaging March 5, 2002
An extended field of view medical diagnostic ultrasound image is corrected for distortion associated with azimuthal motion of the transducer. The actual azimuthal motion is determined from the original, motion-distorted estimate of transducer motion, and this actual transducer motion is
6322505 Medical diagnostic ultrasound system and method for post processing November 27, 2001
Ultrasound data is generated by a receive beamformer. Ultrasound image processing is applied to the ultrasound data for presentation of an image. Various ones of the ultrasound image processing steps may be reversed. For example, persistence processing may be reversed in order to obtain
6306091 Diagnostic medical ultrasound systems and methods utilizing estimation of 3-dimensional rigid bo October 23, 2001
The use of transformations in ultrasound systems is disclosed. A first set of points in a first data set or a subset of a first data set is known to correspond to a second set of points in a second data set or a subset of a second data set. The point correspondence can be established usi
6254539 Transducer motion compensation in medical diagnostic ultrasound 3-D imaging July 3, 2001
A 3-D medical diagnostic ultrasonic imaging system corrects the elevational position of individual pixels based on the elevational motion of the transducer probe and the azimuthal position of individual pixels. In this way, the correct spatial position and orientation of multi-frame,
6234968 3-D diagnostic medical ultrasound imaging using a 1-D array May 22, 2001
A method and apparatus to collect a 3-D volume of data using a generic 1-D ultrasound transducer, without using special fixtures, such as position tracking hardware. A 3-D volume is generated by performing two data collecting sweeps, or alternatively, by collecting data from a plurality
6226228 Ultrasonic harmonic imaging system and method May 1, 2001
A method for imaging a target includes the steps of transmitting ultrasonic energy at a fundamental frequency and receiving reflected ultrasonic energy at a harmonic of the fundamental frequency. The ultrasonic energy is transmitted in power bursts, each having a respective envelope shap
6223599 Ultrasonic imaging aberration correction system and method May 1, 2001
An ultrasonic imaging system including an aberration correction system uses a harmonic component of the fundamental transmitted frequency for imaging, or for aberration correction, or both. By properly selecting the frequency pass bands of filters used in the image signal path and in the
6222948 Multiple ultrasound image registration system, method and transducer April 24, 2001
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6222795 Ultrasonic harmonic imaging system and method April 24, 2001
A method for imaging a target includes the steps of transmitting ultrasonic energy at a fundamental frequency and receiving reflected ultrasonic energy at a harmonic of the fundamental frequency. The ultrasonic energy is transmitted in power bursts, each having a respective envelope shap
6201900 Multiple ultrasound image registration system, method and transducer March 13, 2001
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6190321 Medical diagnostic ultrasound imaging methods for estimating motion between composite ultrasonic February 20, 2001
An medical diagnostic ultrasonic image processing method estimates motion between first and second composite ultrasonic images that include both B-mode and Color Doppler information. First and second B-mode images are extracted from the first and second composite ultrasonic images, r
6179780 Method and apparatus for medical diagnostic ultrasound real-time 3-D transmitting and imaging January 30, 2001
A medical diagnostic ultrasound real-time 3-D transmitting and imaging system generates multiple transmit beam sets using a 2-D transducer array. Each transmit beam set includes multiple simultaneous ultrasound transmit beams. The system acquires multiple receive beam sets in response to
6171248 Ultrasonic probe, system and method for two-dimensional imaging or three-dimensional reconstruct January 9, 2001
An ultrasonic probe that includes at least two ultrasonic arrays and allows three dimensional images to be constructed of the region examined by the probe in a precise and facile manner.
6132376 Multiple ultrasonic image registration system, method and transducer October 17, 2000
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6132374 Ultrasonic imaging method and system October 17, 2000
An ultrasonic imaging system and method provide a composite image having a near-field region and a far-field region that are displayed in a common imaging mode. The near-field region emphasizes received ultrasonic imaging at a harmonic of the fundamental of the transmit waveform, while t
6131458 Ultrasonic imaging aberration correction system and method October 17, 2000
An ultrasonic imaging system including an aberration correction system uses a harmonic component of the fundamental transmitted frequency for imaging, or for aberration correction, or booth. By properly selecting the frequency pass bands, of filters used in the image signal path and in t
6122223 Ultrasonic transmit waveform generator September 19, 2000
An ultrasonic transmit waveform generator for an ultrasonic imaging system includes a waveform memory operative to store a plurality of stored ultrasonic waveforms, and an interpolator responsive to selected ones of the stored waveforms to form an ultrasonic transmit waveform.
6122222 Ultrasonic transmit and receive system September 19, 2000
A transmit beamformer includes multiple transducers, each responsive to a respective transmit waveform to produce a respective transducer waveform. A transmit waveform generator generates the transmit waveforms, and the transmit waveforms each include multiple frequency components. P
6116244 Ultrasonic system and method for three-dimensional imaging with opacity control September 12, 2000
A method and system for generating three-dimensional representations using opacity modulation are provided. The opacity level associated with each datum in a 3D volume data set is controlled as a function of at least one Doppler parameter, such as variance. Areas of high variance are ass
6108273 Transmit beamformer with frequency dependent focus August 22, 2000
A transmit beamformer includes multiple transducers, each responsive to a respective transmit waveform to produce a respective transducer waveform. A transmit waveform generator generates the transmit waveforms, and the transmit waveform each include multiple frequency components. Pr
6104670 Ultrasonic harmonic imaging system and method August 15, 2000
A method and system for ultrasonically imaging a target with energy spreading transmissions is provided. Simultaneous and sequential compound point, line and combination point and line focusing is used with harmonic receive processing. Ultrasonic energy focused at multiple depths is
6102865 Multiple ultrasound image registration system, method and transducer August 15, 2000
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6083168 Ultrasound imaging system and method for improving resolution and operation July 4, 2000
An ultrasound system and method are provided for improving resolution and operation. The system applies different imaging parameters within and outside a region of interest in an ultrasound image to improve spatial and/or temporal resolution inside a region of interest. The system also
6045508 Ultrasonic probe, system and method for two-dimensional imaging or three-dimensional reconstruct April 4, 2000
An ultrasonic probe that includes at least two ultrasonic arrays and allows three dimensional images to be constructed of the region examined by the probe in a precise and facile manner.
6045506 Ultrasonic imaging method and apparatus for adjusting transmitted power levels April 4, 2000
An ultrasonic imaging system adjusts transmitted power level as a function of steering angle to provide a substantially constant insonification intensity index at a given range over a number of scan lines.
6042545 Medical diagnostic ultrasound system and method for transform ultrasound processing March 28, 2000
The preferred embodiment includes a method and system for processing ultrasound data during or after compression. Various compression algorithms, such as JPEG compression, are used to transfer ultrasound data. The ultrasound data may include image (i.e. video data) or data obtained p
6027448 Ultrasonic transducer and method for harmonic imaging February 22, 2000
A method and system for ultrasonically imaging a target during an imaging session. The method includes the steps of transmitting ultrasonic energy at a fundamental frequency into the target from a plurality of transducer elements wherein each transducer element has a non-planar surface a
6023977 Ultrasonic imaging aberration correction system and method February 15, 2000
An ultrasonic imaging system including an aberration correction system uses a harmonic component of the fundamental transmitted frequency for imaging, or for aberration correction, or both. By properly selecting the frequency pass bands of filters used in the image signal path and in the
6014473 Multiple ultrasound image registration system, method and transducer January 11, 2000
An ultrasonic imaging system includes an ultrasonic transducer having an image data array and a tracking array at each end of the image data array. The tracking arrays are oriented transversely to the image data array. Images from the image data array are used to reconstruct a three-
6009046 Ultrasonic harmonic imaging system and method December 28, 1999
A method for imaging a target includes the steps of transmitting ultrasonic energy at a fundamental frequency and receiving reflected ultrasonic energy at a harmonic of the fundamental frequency. The transmitted ultrasonic energy is transmitted with a transducer array, and a central
6005827 Ultrasonic harmonic imaging system and method December 21, 1999
A method for imaging a target includes the steps of transmitting ultrasonic energy at a fundamental frequency and receiving reflected ultrasonic energy at a harmonic of the fundamental frequency. The ultrasonic energy is transmitted in power bursts, each having a respective envelope shap
5971925 Broadband phased array transducer with frequency controlled two dimensional aperture capability October 26, 1999
An ultrasonic transducer array for harmonic imaging including an ultrasonic transducer array having a plurality of transducer elements, each of said transducer elements having a first surface and a second surface opposite of said first surface, said second surface being non-planar in an
5957852 Ultrasonic harmonic imaging system and method September 28, 1999
The system described ultrasonically images a target with energy spreading transmissions. Generally, ultrasonic energy corresponding to a line focus is transmitted into a target at a fundamental center frequency. The target may or may not include contrast agents. In either case, echoes ar
5947904 Ultrasonic method and system for imaging blood flow including disruption or activation of a cont September 7, 1999
An ultrasonic imaging system uses first and second perpendicular arrays. The first array is operated at high power to selectively destroy contrast agent suspended in flowing blood in discrete regions. The second array is used to image the alternating bands of contrast agent depleted bloo
1 2










 
 
  Recently Added Patents
Method and apparatus for a battery docking connector having reserve power for hot battery swap
Determination and presentation of package pricing offers in response to customer interest in a product
Deflection device for a scanner with Lissajous scanning
Method and apparatus for prioritizing data transfer
Phase-amplitude 3-D stereo encoder and decoder
Coordinate measuring device and method for measuring with a coordinate measuring device
Demand based power allocation
  Randomly Featured Patents
Fastener for retaining sheet cladding
Monitoring and command system for transceivers used to inter-connect wireless telephones to a broadband network
Sensor panel for locating a load
Shortened sintering cycle for molded polytetrafluoroethylene articles
Front combination lamp for an automobile
Rapidly removable bolt for a paintball marker
Method and apparatus for in-circuit impedance measurement
Antenna diversity techniques
Amphibious dirigible airships
Use of anti-CD1 antibodies for the modulation of immune responses