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Acuson Corporation Patents
Assignee:
Acuson Corporation
Address:
Mountain View, CA
No. of patents:
387
Patents:


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Patent Number Title Of Patent Date Issued
RE35720 Ultrasonic tissue imaging method and apparatus with doppler velocity and acceleraton processing February 3, 1998
An ultrasound tissue imaging system having an acoustic transducer, B-mode imaging means to produce with said transducer an electronically scanned B-mode image of tissue under examination. Doppler imaging means that accepts and processes large amplitude, low frequency signals to produce
D465024 Ultrasonic transducer assembly controller October 29, 2002
D455210 Ultrasonic transducer assembly controller April 2, 2002
D448135 Transport cart September 18, 2001
D412032 Needle guide for ultrasound transducer July 13, 1999
D394712 Medical ultrasound system May 26, 1998
D392044 Medical ultrasound transducer March 10, 1998
D390959 Medical ultrasound transducer February 17, 1998
D387867 Medical ultrasound transducer case December 16, 1997
D376126 Transducer connector case December 3, 1996
7022080 Electrical and mechanical enhancements for a modular transducer system April 4, 2006
The preferred embodiments described herein provide electrical and mechanical enhancements for a modular transducer system. In one preferred embodiment, a multiplexer is provided to reduce the number of circuits required to support a given transducer configuration. The multiplexer can
6976961 Tissue motion analysis medical diagnostic ultrasound system and method December 20, 2005
Accurate tissue motion systems and methods are provided. Motion of the ultrasound transducer is accounted for in estimates at tissue motion. Correcting for transducer motion better isolates localized tissue contractions or expansions, such as motion of the myocardial muscle or fibers
6971148 Method of manufacturing a multi-dimensional transducer array December 6, 2005
Multiple layer elements for a transducer array are provided. Each element comprises two or more layers of transducer material. Various of the elements are manufactured by one or more of: (1) stacking to form a multiple-layer, multiple-dimensional array where the layers are polymericl
6969354 Adaptable intraoperative or endocavity ultrasound probe November 29, 2005
An intraoperative or endocavity ultrasound probe for insertion into a patient is provided. An adaptable or adjustable section is provided between the handle and the transducer for rotating the transducer relative to the handle prior to insertion within the patient. The adjustable or
6905467 Ultrasonic harmonic imaging system and method using waveform pre-distortion June 14, 2005
Improvements to a method for imaging a target, which method including the steps of (a) transmitting ultrasonic energy at a fundamental frequency, (b) receiving reflected ultrasonic energy at a harmonic of the fundamental frequency and (c) generating an image responsive to reflected energ
6899681 Automated power level for contrast agent imaging May 31, 2005
Automated determination and setting of an ultrasound system transmit power level is provided for contrast agent imaging. Low mechanical index imaging of contrast agents allows substantially continuous imaging of contrast agents without destruction. By comparing data associated with diffe
6858008 Automatic ultrasound transmit power setting method and system February 22, 2005
Methods and systems for automatic adjustment of the transmit power are provided. Excess transmit power is determined as a function of the difference between a noise level and the lower end of the dynamic range of the system as configured. Based on the excess transmit power, the transmit
6847933 Ultrasound image and other medical image storage system January 25, 2005
A medical image storage system is provided that integrates a clinical information system with a medical image management system. Such an integrated system can be used in a method that uses clinical information associated with a medical image to determine when and where the medical im
6843770 Compound tuning method and system January 18, 2005
Compounding of data representing a same location is provided. The level of compounding is tuned. Different levels of compounding between averaging and selecting a maximum or minimum and/or between minimum and maximum are provided. Ultrasound data to be compounded is weighted. The weights
6837853 System and method for using an ultrasound transducer with an integrated transducer information s January 4, 2005
The present invention is an ultrasound imaging system comprising a transducer assembly having a scan-head, a non-volatile means for storing data related to transducer usage, user comments, technical support, maintenace of the transducer assembly, operational imaging system software f
6790181 Overlapped scanning for multi-directional compounding of ultrasound images September 14, 2004
An image formed from compounded frames of ultrasound data acquired with different steering angles is displayed. Each component frame is associated with a scan of the entire displayed region. A majority of scan lines for each component frame are pointed in one direction or the same relati
6780152 Method and apparatus for ultrasound imaging of the heart August 24, 2004
Images of the heart are formed by using multiple sets of ultrasound data. Each set of data is acquired and processed responsive to a different set of imaging parameters. The imaging parameter sets differ in at least one parameter, such as array position, temporal frequency response or tr
6775400 Medical diagnostic ultrasonic imaging method and apparatus for suppressing electronic noise August 10, 2004
An SNR-adaptive method for processing a plurality of post-detection medical diagnostic ultrasonic images determines a cross-correlation parameter from corresponding multi-dimensional regions of first and second post-detection ultrasonic images, and then uses the cross-correlation paramet
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
6752762 Method and apparatus for ultrasound contrast imaging June 22, 2004
An apparatus and method for providing an ultrasonic image of an object by use of subharmonic acoustic signals. In specific embodiments the invention provides an acoustic transducer design and a method for obtaining an image by focusing a receiving portion of the transducer on a plurality
6749570 Ultrasound method and apparatus for imaging breast June 15, 2004
A method and apparatus for ultrasound breast imaging is described. Breast is positioned in between an ultrasound array and a plate with embedded point or line targets. The apparatus and reflections from the targets are used 1) to improve focusing by correcting for tissue delay and amplit
6743175 Voice-enhanced diagnostic medical ultrasound system and review station June 1, 2004
The preferred embodiments described herein relate to voice-enhanced diagnostic medical ultrasound imaging systems and review stations as well as to voice-related user interfaces. With these preferred embodiments, a user can interact with an imaging system or review station by issuing
6733458 Diagnostic medical ultrasound systems and methods using image based freehand needle guidance May 11, 2004
A diagnostic medical ultrasound system having an integrated invasive medical device guidance system is disclosed. The guidance system obtains image slice geometry and other imaging parameters from the ultrasound system to optimize the guidance computations and visual representations of
6726629 Ultrasound contrast imaging April 27, 2004
An ultrasound image is obtained by subjecting an object containing an ultrasound contrast enhancement agent to a first imaging pulse burst and then to a second release pulse and then to a second imaging pulse to obtain two images and then comparing the two images to obtain an enhanced
6704437 Noise estimation method and apparatus for noise adaptive ultrasonic image processing March 9, 2004
A noise-adaptive method for processing an ultrasonic image set forms a filtered image set having a selectively enhanced noise component as compared to the original image set. A noise parameter is generated as a function of the image set and the filtered image set, and then the noise
6682482 Medical ultrasonic imaging pulse transmission method January 27, 2004
A medical ultrasound imaging pulse transmission method transmits at least three pulses, including at least two pulses of different amplitude and at least two pulses of differing phase. The larger-amplitude pulse is transmitted with a larger aperture and the smaller-amplitude pulses are
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
6679844 Automatic gain compensation for multiple mode or contrast agent imaging January 20, 2004
The gain for multiple mode imaging and/or contrast agent imaging is automatically adjusted. The gain algorithm separately determines gain parameters for two different types of imaging, such as tissue and contrast agent imaging. The gain based on the contrast agent image may be optimized
6673017 Temporal resolution method and systems for ultrasound imaging January 6, 2004
Two or more temporal indicators are used for interleaving frames from a plurality of physiological cycles. For example, frames of one cycle are separated from the frames of another cycle based on an ECG signal. Data representing an imaged region for each of the frames is then used for
6669637 Parametric transmit waveform generator for medical ultrasound imaging system December 30, 2003
A medical diagnostic ultrasonic imaging system includes a transmit waveform generator that uses stored parameters to completely define an arbitrarily complex transmit waveform. Preferably, the stored parameters define an envelope function and a modulation function in a piecewise fashion
6664717 Multi-dimensional transducer array and method with air separation December 16, 2003
Multiple layer elements for a transducer array are provided. Each element comprises two or more layers of transducer material. Various of the elements include one or more of: (1) multiple-layer, multiple-dimensional arrays where the layers are electrically connected through asperity
6659953 Morphing diagnostic ultrasound images for perfusion assessment December 9, 2003
An ultrasound image is morphed for perfusion assessment. Various images within a sequence of images or movie clip are mapped to one frame of reference using local warping. Nonlinear local image transformations or other warping based on local estimates of motion are used to interpolate
6645147 Diagnostic medical ultrasound image and system for contrast agent imaging November 11, 2003
A method and system for contrast agent imaging with a catheter transducer is provided. The catheter transducer may comprise an intra-vascular, intra-cardiac or other transducer for insertion into or through a small space. The catheter transducer is inserted within the heart or other
6641536 Medical diagnostic ultrasound imaging methods for extended field of view November 4, 2003
A medical diagnostic ultrasound imaging system aligns substantially co-planar two-dimensional images to form an extended field of view using improved compounding methods. Compounding with a finite impulse response is used for more versatile compositing. The compounding is adaptive, such
6632177 Dual process ultrasound contrast agent imaging October 14, 2003
Methods and systems for detecting contrast agents is provided. Differences between different sized vessels throughout a period of contrast agent enhancement are identified without significantly depleting the available contrast agent. Dual detection paths are used for imaging, such as one
6629926 Ultrasonic system and method for storing data October 7, 2003
An apparatus and method for processing ultrasound data is provided. The apparatus includes an interface operatively connected to a memory, a programmable single instruction multiple data processor (or two symmetric processors), a source of acoustic data (such as a data bus) and a system
6626831 Gated ultrasound imaging apparatus and method September 30, 2003
An ultrasound imaging system is programmed to acquire first ultrasonic image frames intermittently. These first frames, typically triggered frames synchronized with a selected portion of an ECG cycle, are optimized for high image quality of a contrast agent included in the tissue. The
6621341 Diagnostic medical ultrasound systems having a method and circuitry for front-end gain control September 16, 2003
A system and method of processing received signals in an ultrasound imaging system is disclosed. In the system, the received signals are amplified by means of a gain controlled amplifier, and the gain of the amplifier is varied, by varying the load capacitance, as a function of depth (ti
6607488 Medical diagnostic ultrasound system and method for scanning plane orientation August 19, 2003
A method and system for indicating the position and orientation of a scan plane relative to a patient is provided. The image as presented on a display is oriented in accordance with the orientation of a transducer. The orientation may provide for displaying an image where the transducer
6602195 Medical ultrasonic imaging pulse transmission method August 5, 2003
A medical ultrasound imaging pulse transmission method transmits at least three pulses, including at least two pulses of different amplitude and at least two pulses of differing phase. The larger-amplitude pulse is transmitted with a larger aperture and the smaller-amplitude pulses are
6595922 Medical diagnostic ultrasound imaging system with an ambient room light July 22, 2003
The preferred embodiments described herein provide a medical diagnostic ultrasound imaging system with an ambient room light. The medical diagnostic ultrasound imaging system comprises a transducer probe, a beamformer, a processor, and a display device. In one preferred embodiment, a
6595921 Medical diagnostic ultrasound imaging system and method for constructing a composite ultrasound July 22, 2003
The preferred embodiments described herein provide a medical diagnostic ultrasound imaging system and method for constructing a composite ultrasound image. In one preferred embodiment, visual and audio components of an ultrasound image are separately stored so that a composite image
6592521 Medical diagnostic ultrasound system and method for power control July 15, 2003
Methods and systems for providing consistent power and reducing power consumption for an ultrasound system are provided. The ultrasound system is provided with an uninterruptable power supply. Power is provided from an outlet through the uninterruptable power supply to the ultrasound
6589182 Medical diagnostic ultrasound catheter with first and second tip portions July 8, 2003
The preferred embodiments described herein provide a medical diagnostic ultrasound catheter with a tip portion carrying an ultrasound transducer. The tip portion comprises a first portion that is in the acoustic path of the ultrasound transducer, and a second portion that is outside the
6579238 Medical ultrasonic imaging system with adaptive multi-dimensional back-end mapping June 17, 2003
A medical ultrasonic imaging system uses an adaptive multi-dimensional back-end mapping stage to eliminate loss of information in the back-end, minimize any back-end quantization noise, reduce or eliminate electronic noise, and map the local average of soft tissue to a target display val
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