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7621876 Continuous, non-invasive technique for determining blood pressure using a transmission line model and transcutaneous ultrasound measurements  
A method and technique for the continuous, non-invasive measurement of blood pressure. The blood pressure measurement technique of the present invention utilizes ultrasound measurements to...
7618374 Image plane sensing methods and systems for intra-patient probes  
A position of an imaging plane relative to a catheter or other probe is aligned with tissue of interest. Ultrasound tissue images may be registered to the catheter position with minimal rotational...
7616985 Method and apparatus for 3-D imaging of internal light sources  
The present invention provides systems and methods for obtaining a three-dimensional (3D) representation of one or more light sources inside a sample, such as a mammal. Mammalian tissue is a turbid...
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...
7603167 Method and apparatus for 3-D imaging of internal light sources  
The present invention provides systems and methods for obtaining a three-dimensional (3D) representation of one or more light sources inside a sample, such as a mammal. Mammalian tissue is a turbid...
7601122 Ultrasonic elastography with angular compounding  
Ultrasonic strain measurements, which characterize the structure of tissue, may be obtained by combining multiple echo signals acquired at different compressions and at different angles. Such...
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...
7578789 Device and method for measuring the elasticity of a human or animal organ  
A device for measuring elasticity of a human or animal organ or viscoelastic media having an ultrasonic signal after ultrasonic illumination including at least one sensor including an ultrasonic...
7569016 Ultrasonic diagnostic apparatus  
There are provided transmission means ( 1 ) for transmitting an ultrasonic signal from a surface of a skin of a subject toward a blood vessel ( 21 ) of the subject, reception means ( 3 ) for...
7566320 Fluid injector system  
Fluid injector systems used for a variety of imaging and injection procedures are disclosed. The systems may include separate modules or assemblies that may be located in different rooms of a...
7559894 Multiparameter whole blood monitor and method  
The present invention provides an apparatus and methods for continuous intravascular measurement of whole blood concentration, blood pressure, and pulse pressure. The intravascular catheter...
7553283 Device and method for measuring elasticity of a human or animal organ and for two-or three-dimensional representation thereof  
A device for measuring elasticity of a human or animal organ, or viscoelastic environments presenting an ultrasonic signal after ultrasonic illumination and consecutively establishing a...
7491170 Noninvasive methods for assessing valvular and ventricular dysfunction  
This invention provides a system and a method for monitoring a patient's Formation number (Fn) and comparing the measured Fn to the baseline data of healthy persons population or to the patient's...
7491169 Ultrasonic apparatus and method to assess compartment syndrome  
A process and apparatus for measuring pressure buildup in a body compartment that encases muscular tissue. The method includes assessing the body compartment configuration and identifying the...
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...
7444875 Real time visualization of shear wave propagation in soft materials with sonoelastography  
An ultrasound system visualizes shear wave propagation in real time by slowing down the propagation of the shear wave as seen by the ultrasound probe. The shear wave source propagates shear waves...
7425199 Method and apparatus for ultrasonic continuous, non-invasive blood pressure monitoring  
Ultrasound is used to provide input data for a blood pressure estimation scheme. The use of transcutaneous ultrasound provides arterial lumen area and pulse wave velocity information. In addition,...
7422561 Ultrasonographic system and ultrasonography  
An ultrasonic diagnostic system prepares a diagnostic data including image by transmitting ultrasonic pulses to a living tissue, and receiving and analyzing reflected wave of the ultrasonic pulses,...
7419470 Method and device for measuring intraocular tension  
An intraocular tension measuring method comprising vibrating an eyeball to be examined by a sound wave, measuring vibration of the eyeball to be examined by a noninvasive means to determine a Q...
7381186 Method and apparatus to assess compartment syndrome  
A method and apparatus for measuring pressure buildup in a body compartment that encases muscular tissue. The method includes assessing the body compartment configuration and identifying the effect...
7374537 Performing ultrasound ranging in the presence of ultrasound interference  
A distance measuring system comprises first and second transducers, and an ultrasound ranging subsystem coupled to the first and second transducers for performing a plurality of distance...
7367948 Acoustic monitoring method and system in laser-induced optical breakdown (LIOB)  
An acoustic monitoring method and system in laser-induced optical breakdown (LIOB) provides information which characterize material which is broken down, microbubbles in the material, and/or the...
7367943 Systems and methods for determining the electrical activity of a material  
The present description relates to a method comprising transmitting acoustic waves through a material of alternating electrical polarity to create a magnetic field and detecting the magnetic field.
7338447 Blood flow oxygen measurement system and method  
An apparatus for measuring physiologic tissues perfusion information including: a first device producing a first output indicative of blood flow of a patient; a second device producing a second...
7318804 Methods and systems for measuring mechanical property of a vascular wall and method and system for determining health of a vascular structure  
Methods and systems for measuring mechanical property of a vascular wall and a method and system for determining health of a vascular structure are provided wherein local deformation of a vessel...
7297116 Method and apparatus for imaging the cervix and uterine wall  
Elastography is used to examine soft tissue of the uterus to detect tumors and to evaluate the strength of the cervix of the uterus based on its elastographic properties.
7291109 Infant hydration monitor  
An infant hydration monitor includes a hand-held probe equipped with a pair of arms extending from a housing and incorporating a broadband ultrasonic transmitter and receiver. The arms include...
7285091 Assessment of tooth structure using laser based ultrasonics  
A means of assessing the internal structure of teeth based upon use of high frequency, highly localized ultrasound (acoustic waves) generated by a short laser pulse is presented. In contrast to...
7258674 Ultrasonic treatment and imaging of adipose tissue  
A system for the destruction of adipose tissue utilizing high intensity focused ultrasound (HIFU) within a patient's body. The system comprises a controller for data storage and the operation and...
7247141 Intra-cavitary ultrasound medical system and method  
A method for medically employing ultrasound within a body cavity of a patient. An end effector is obtained having a medical ultrasound transducer assembly. A biocompatible hygroscopic substance is...
7223243 Thin film ultrasonic transmitter/receiver  
A thin film piezoelectric material employs an array of metallic backer plates to provide high output, non-resonant ultrasonic transmission and reception suitable for ultrasonic measurement and/or...
7223241 Method and apparatus for elasticity imaging  
A computational efficient algorithm for compression analysis of free-hand static elasticity imaging performed using medical diagnostic ultrasound imaging equipment offers tissue compression quality...
7220229 Density/solute monitor of multi-modalities and signal processing scheme  
A density/solute monitor having at least one ultrasound probe, a signal processing unit, and a computing mechanism, and process for using the same, to measure phase shift between emitting and...
7207941 Birth monitoring system  
A medical transponder, including an ultrasonic sensor that detects impinging ultrasonic waves and generates electrical signals in response thereto; an electrical connection which receives said...
7207939 Apparatus and method for analyzing a liquid in a capillary tube of a hematology instrument  
An apparatus and method for determining the density and fluid-type of a fluid flowing in a capillary tube, the velocity and viscosity of a blood sample flowing in a capillary tube, the erythrocyte...
7204807 Joint analysis using ultrasound  
A method is provided for generating at least one quantitative measure of a joint comprising sending an acoustic signal to at least a part of a joint, receiving said acoustic signal after...
7144370 Method and apparatus for imaging of tissue using multi-wavelength ultrasonic tagging of light  
An imaging apparatus is disclosed. The imaging apparatus includes a source of electromagnetic radiation that is configured to emit electromagnetic radiation at two or more wavelengths through an...
7131946 Ultrasonic detection of ear disorders  
An apparatus and method for detecting an ear disorder. The apparatus includes structure for transmitting and receiving a plurality of signals to interact with an ear, and includes structure for...
7125383 Method and apparatus for ultrasonic continuous, non-invasive blood pressure monitoring  
Ultrasound is used to provide input data for a blood pressure estimation scheme. The use of transcutaneous ultrasound provides arterial lumen area and pulse wave velocity information. In addition,...
7112173 Determination of acoustic velocity in bone  
A method for determining an acoustic velocity in a segment of a bone covered with a layer of soft tissue having an outer surface, which includes determining a first travel time of a first...
7047058 Apparatuses, systems and methods for extravasation detection  
An apparatus for the detection of extravasation in an imaging procedure includes at least a first source of energy to supply imaging energy to tissue in the vicinity of a site and at least a first...
7010962 Characterization of liquids using gas bubbles  
An apparatus and method is described for measuring properties of bubbles from which certain physical characteristics of the liquid in which the bubbles are generated can be determined. The...
7004903 Electronic system for determining the density and structure of bone tissue and stimulating osteogenesis in dentistry  
An electronic system for determining the density and structure of bone tissue and stimulating osteogenesis in dentistry, having a diagnosis system for injecting an ultrasonic signal U(t) into a...
6984209 Harmonic motion imaging  
A method of determining a property of a desired region in an object includes transmitting first and second energy beams from first and second sources into the object such that the beams intersect...
6984208 Method and apparatus for sensing body gesture, posture and movement  
A method for indirectly assessing the gesture, posture or movement of a body part of a person includes transmitting an ultrasound signal into the soft tissue, particularly the muscle, of body part...
6962071 Method for improved measurement of local physical parameters in a fluid-filled cavity  
The present invention relates to remotely determining local physical parameters in a fluid-filled cavity (e.g. heart cavities, blood vessels, industrial container) by means of ultrasound waves and...
6913574 Method and apparatus for measuring elastic characteristics of a medium by using ultrasound images  
A method and apparatus for measuring the elastic characteristics of a medium by estimating variations in the speckle patterns in ultrasound images. The method for measuring the elastic...
6888546 Three-dimensional image display, display method, program for display  
A three-dimensional image displayed by a conventional medical computer system is not displayed on the basis of anatomic landmarks, so that a plurality of images cannot be compared with one another...
6854331 Substance characteristic measuring method and substance characteristic measuring instrument  
The present invention facilitates measurement of characteristic values corresponding to hardness of a material to be measured inside a living body using the response of a vibration transmission...
6813512 Method and apparatus for intravascular localization and imaging without X-rays  
A device for determining the position of a medical instrument that is introduced into an object to be examined is also used for imaging the vicinity of the medical instrument. In order to enable...
Matches 1 - 50 out of 191 1 2 3 4 >