Matches 1 - 50 out of 123 1 2 3 >
Match Document Document Title
7611465 Rapid and accurate detection of bone quality using ultrasound critical angle reflectometry  
The present invention is an apparatus, method and system for determining the coefficient of elasticity of a target by detecting determining simultaneously two or more critical-angle reflections of...
7601120 Method and device for the non-invasive assessment of bones  
A method for the in vivo non-invasive characterization of the material and architectural properties of a bone in which an ultrasonic wave is introduced into a bone in such way as to produce one or...
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...
7537566 Bone strength measuring instrument and method  
A bone strength measuring instrument and method is provided for obtaining thickness values of cortical bone, cancellous bone and tissue in a human body part by applying an ultrasonic wave to a...
7517315 System and method for determining the proximity between a medical probe and a tissue surface  
Methods and systems for determining a proximity between a medical probe (such as, e.g., the tip of the medical probe) having an ultrasound transducer and a tissue surface, is provided. The...
7509861 Method and device for local spectral analysis of an ultrasonic signal  
The method decomposes the radio frequency signal into sub-bands by filtering, for example with a time-frequency transform. From the coefficients acquired through decomposition a matrix of spectral...
7481769 Ultrasonic diagnosing apparatus  
An ultrasonic diagnosing apparatus capable of improving an SN ratio and emphatically displaying characteristic tissues by acquiring information unique to tissues such as organs, bones, etc. in a...
7477925 Erythema measuring device and method  
An erythema meter includes a probe, a light source of one or more specific probing and reference wavelengths, and an acoustic detector which determines the level of erythema present in the dental...
7473225 Ultrasonic imaging system and method  
There are provided an ultrasonic imaging system and method which can correct a phase shift effect to image a real change in acoustic impedance in a living body. An ultrasonic probe transmits an...
7462488 Tissue mimicking elastography phantoms  
Tissue mimicking materials for elastography phantoms have elastic, ultrasound, and magnetic resonance characteristics that are characteristic of human soft tissues and well suited for the...
7169107 Conductivity reconstruction based on inverse finite element measurements in a tissue monitoring system  
An impedance model of tissue is useful for describing conductivity reconstruction in tissue. Techniques for determining and mapping conductivity distribution in tissue supply useful information of...
7166075 Elastographic imaging of in vivo soft tissue  
Elastographic images provide visualization in two or three dimensions of RF ablation lesions to guide in the ablation process. Compression may be applied using the RF probe. A similar technique may...
7068827 System and method of measuring fat content in target organ and recording medium of recording fat content measuring program  
A system and method capable of measuring the fat content in the target organ by the gray level distribution of pixels forming a ultrasonic section image and a recording medium of recording a fat...
6963907 Internet device operation for medical testing  
A method of operating an Internet device, includes downloading via the Internet a medical testing program from a server. At least one sensor is coupled to the Internet device. The sensor is...
6875176 Systems and methods for making noninvasive physiological assessments  
Systems and methods for assessment of tissue properties, noninvasively, by acquiring data relating to at least one aspect of intrinsic and/or induced tissue displacement, or associated biological...
6863655 Ultrasound display of tissue, tracking and tagging  
An ultrasound machine that generates a pattern of indicia corresponding to tracked moving structure, such as a cardiac wall tissue that is displayed on a monitor. The pattern of indicia is...
6776759 Method and apparatus for high strain rate rejection filtering  
A method and apparatus is provided for generating and displaying filtered strain rate signals corresponding to tissue structure within a subject in response to complex Doppler signals generated by...
6758815 Apparatus and method for indicating mechanical stiffness properties of body tissue  
Apparatus and method for indicating mechanical stiffness properties of body tissue employing Doppler imaging techniques. Ultrasonic signals that are transmitted to the target not only are reflected...
6701341 Scalable real-time ultrasound information processing system  
An ultrasound information processing system is disclosed in which ultrasound image data is packetized into ultrasound information packets and routed to one or more of a plurality of processors for...
6671535 Method and system for controlling heat delivery to a target  
A method and system for using real time closed loop feedback to control the delivery of heat energy is disclosed herein. An energy delivery system may be used to deliver heat energy to a target to...
6641537 Multi-zone transmitter for quantitative ultrasound and image measurement  
An ultrasonic transmission unit for an imaging/quantitative ultrasound device provides for coaxial transducer crystals which may be operated independently with a first crystal operated alone for...
6635236 Method for treating podotrochlosis  
A method for treating podotrochlosis (navicular disease/navicular syndrome) in the foot of a horse is disclosed. The method comprises identifying the specific area(s) of the horse's foot affected...
6589178 Method of estimating bone mineral density and apparatus for estimating bone mineral density  
A bone mineral density meter comprises first input device which enters a sound of speed in a bone; second input device which enters a weight of the person to be measured; third input device which...
6585649 Methods and devices for improving ultrasonic measurements using multiple angle interrogation  
The invention provides for ultrasonic methods, compositions and devices, particularly methods, compositions and devices that provide for interrogating with ultrasonic transducer(s) at multiple...
6547738 Methods and apparatus for using ultrasound with contrast agent  
Methods and apparatus for producing zones with different contrast agent concentrations in a contrast agent infused target. An aspect of the method is subjecting the target to an ultrasound flash...
6530886 Method and apparatus for measuring subcutaneous fat using ultrasonic wave  
Disclosed is a method for measuring subcutaneous fat using an ultrasonic wave, comprising a step of measuring a portion of an abdomen on a median line of a person under test. The present invention...
6524248 Aberration correction by measurement and suppression of distortion waves  
The present invention solves a problem that has been a barrier to development of high resolution ultrasonic imaging. It is based on an analysis that formulates the 5 problem of wave propagation in...
6514220 Non focussed method of exciting and controlling acoustic fields in animal body parts  
The effect of ultrasound irradiation of a human or other animal body portion is enhanced by operating the body portion as a trapped mode resonator. The intensity and location of resonances within...
6514204 Methods for estimating tissue strain  
Improved methods of signal processing for generating estimates of tissue strain are presented. These techniques generally employ the frequency shifting of post-compression spectral data to...
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...
6463167 Adaptive filtering  
A method of enhancing a medical image including identifying at least one physical characteristic of a tissue portion based on a characteristic of a portion of the image and applying an image...
6387051 Method and apparatus for non-invasively deriving and indicating of dynamic characteristics of the human and animal intracranial media  
An ultrasonic method for indicating a characteristic of intraparenchymal brain tissue includes the transmission of broadband ultrasound from a transmitting transducer positioned on one side of a...
6328695 Method and an apparatus for investigating material properties of bone using ultrasound  
A method for investigating the mechanical properties of bone inside a live animal or human being, said method comprises launching an ultrasound pulse wave into the body of the being and...
6213958 Method and apparatus for the acoustic emission monitoring detection, localization, and classification of metabolic bone disease  
A non-invasive bone condition data acquisition system performs sensitive and reliable clinical data acquisition, localization and classification of bone disease, particularly osteoporosis. The bone...
6190915 Ultrasound phantoms  
An improved ultrasound phantom includes a container having a window covered by an ultrasound transmitting window cover that seals and protects a water based tissue mimicking material within the...
6086536 Apparatus and method for calibration of an ultrasound transmission probe  
An apparatus and methods for determining a measure equivalent to broadband sound attenuation from transient or other measures derived from acoustic signals propagated through bone and,...
6015383 Apparatus and method for acoustic analysis of bone  
An improved apparatus and method for providing a measurement of the characteristic behavior of an acoustic wave in a bone of a subject. A preferred embodiment has a first assembly containing...
6012332 Ultrasonic apparatus and method for measuring animal backfat  
An ultrasonic measuring apparatus (FIG. 2) and method (FIG. 5) to accurately determine the depth of an overlaying backfat (14-20) on an animal (8) without incurring any damage to the animal. The...
5964706 Method and apparatus for pulsed doppler imaging using coded excitation on transmit and pulse compression on receive  
A pulsed Doppler technique uses coded excitation on transmit and pulse compression on receive. Coded excitation allows a long transmit pulse to be compressed on receive such that most energy is...
5921929 Ultrasonic waveform assay for bone assessment using values mapped over a region  
An apparatus and methods determine externally in a vertebrate subject the porosity and non-connectivity of a bone. A preferred embodiment has an acoustic transceiver with a pair of acoustic...
5840029 Imaging ultrasonic densitometer  
A scanning ultrasonic apparatus provides measurements of a bone at a number of spatially separated locations. These measurements may produce an image or may be used to automatically identify a...
5807250 Bone assessment apparatus and method  
A bone assessment apparatus for obtaining an assessment value E for a bone 12 with good repeatability by simple calculation using the waveform of a signal derived from received ultrasound which has...
5806520 Method and device for evaluating and characterizing the properties of bone  
A method for the in vivo evaluation and characterization of the mechanical or architectural properties of bones relies on the propagation of an ultrasound wave through the bone and subsequently...
5797844 Method and apparatus for ultrasonic imaging and ultrasonic image processing  
An ultrasonic image processing for accurately detecting the annulus portion from the ultrasonic image of the long axis view of a heart. A heart wall contour is extracted from the ultrasonic image,...
5797843 Enhancement of organ wall motion discrimination via use of superimposed organ images  
Subtle changes in heart wall motion which may be symptomatic of coronary disease states are more easily discerned by acquiring a real time sequence of ultrasonic diagnostic images. An image...
5740805 Ultrasound beam softening compensation system  
The disclosed ultrasound system processes ultrasound signals having centroid frequencies that decrease as a function of time. The system includes transducers for receiving the ultrasound signals...
RE35720 Ultrasonic tissue imaging method and apparatus with doppler velocity and acceleraton processing  
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...
5649538 Simulation of bone in ultrasonic assessment apparatus  
A simulation device for simulating bone in an ultrasonic assessment apparatus comprises an electrical low-pass filter (20). The filter (20) attenuates the ultrasonic signal of the apparatus to...
5603325 Ultrasonic densitometer with width compensation  
An ultrasound densitometer is disclosed in which ultrasonic transducers are located spaced apart in a water bath into which the heel of a person may be inserted. Attenuation and time of flight of...
5579768 Automatic gain compensation in an ultrasound imaging system  
The invention includes a method and system for automatic gain compensation in an ultrasound imaging system. The method and system may be used in place of, or in addition to, gain compensation...
Matches 1 - 50 out of 123 1 2 3 >