Class 600/450 - Cardiographic

Subclass of Class 600 - Surgery
Definition: Subject matter wherein the single dimension display or measurement
No. of applications: 33
Last issue date: 12/09/2010

Application No.	Application Title	Issue Date
20100312115	SYSTEM AND METHOD FOR MONITORING HEMODYNAMIC STATE A method for continuous non-invasive hemodynamic state monitoring in a subject is provided. The method includes acquiring continuous ultrasound data via an ultrasound transducer attached to the subject. The method also includes estimating continuous arterial waveforms b...	12/09/2010
20100210945	System for Cardiac Ultrasound Image Acquisition An ultrasound image acquisition device initiates acquisition of anatomical images of a portion of patient anatomy in response to a heart rate related synchronization signal. The ultrasound image acquisition device includes multiple ultrasound transducers for generating ...	08/19/2010
20090105580	CHOOSING VARIABLES IN TISSUE VELOCITY IMAGING The invention provides methods and systems for reducing noise in myocardial tissue velocity imaging such as ultrasound Doppler imaging or MRI. By adjusting recording factors and choosing apparatus settings and/or image analysis parameters in a systematic and consistent ...	04/23/2009
20080294048	Ultrasonic Diagnosis of Myocardial Synchronization An ultrasonic diagnostic imaging method and system are described for detecting abnormalities in the synchronicity of heart wall stimulation. Points on opposite sides of a chamber of the heart are identified in a starting ultrasound image, then tracked through at least a...	11/27/2008
20080281203	System and Method for Quasi-Real-Time Ventricular Measurements From M-Mode EchoCardiogram A method for measuring ventricular dimensions from M-mode echocardiograms, includes providing a digitized M-mode echocardiogram image, running a plurality of local classifiers, where each local classifier trained to detect a landmark on either an end-diastole (ED) line ...	11/13/2008
20080161890	Methods, systems, and apparatuses for protecting esophageal tissue during ablation The present disclosure is directed towards methods, systems, and apparatus for protecting esophageal tissue during ablation. An ablation system can include an esophageal catheter having a heat sink and an ablation catheter having at least one ablation element to deliver...	07/03/2008
20080119735	Ultrasound imaging system and method with offset alternate-mode line A method for generating a dedicated M beam profile which allows the user to offset the beam origin or steering angle for the cardiology application; display the M line with or without the B mode on the screen; and the M line does not use any of the same beam profile fro...	05/22/2008
20080081997	APPARATUS AND METHOD FOR DIAGNOSING ISCHEMIC HEART DISEASE A region of interest is set at a thin layer on the inside of the left ventricular wall for ecocardiographical apical long-axis tomographic images obtained while at rest, and the strain rate of the set region of interest is calculated. The value of a discriminant functio...	04/03/2008
20070219447	Ultrasonograph and ultrasonography A new technique is disclosed for providing an ultrasonic diagnostic apparatus and an ultrasonic diagnostic method, by which it is possible to diagnose vascular endothelial function with high sensitivity through measurement of changes of elastic modulus of vascular wall ...	09/20/2007
20070078344	Ultrasound imaging method and apparatus A method of generating three-dimensional (3D) full volume ultra-sound images with the uses of contrast agents includes acquiring ultrasound image data for multiple subvolumes (140,142,144,146) synchronized to an ECG (100) over multiple cardiac cycles (1...	04/05/2007
20060241457	Cyclical information determination with medical diagnostic ultrasound Without using ECG input signals or processor intensive correlation, cyclical timing is determined from ultrasound data. Cyclical timing includes determining the time of end diastole, time of end systole or heart rate. The ultrasound data is reduced, such as by projectin...	10/26/2006
20060173336	Method of selecting part of a run of echocardiography images In a system wherein an electrocardiogram corresponding with a run of images is acquired and displayed simultaneously with the run of echocardiography images, data are deduced from the digital signal representation of the displayed electrocardiogram and these data are us...	08/03/2006
20060116581	Implantable doppler tomography system The inventive implantable Doppler tomography system allows, for the first time, the use of Doppler shift for purposes of tracking cardiac wall motion. The present inventive Doppler tomography system methods and devices provide a critical new tool in the physician's arma...	06/01/2006
20060100518	Automated diastolic function analysis with ultrasound Automated analysis of heart function is provided with ultrasound images. A clip of ultrasound images of the heart is used to detect two or three dimensional motion, such as determining a two-dimensional motion vector by tracking wall segments with B-mode data. The ampli...	05/11/2006
20060100517	Integrated pressure and volume measurement methods and apparatus An apparatus for measuring pressure volume loop parameters of a patient (10), the apparatus comprising: an intra cardiac blood flow measurement device (11) for producing at least a first output indicative of the blood flow of a patient (10); a press...	05/11/2006
20060079782	Ultrasonic technique for assessing wall vibrations in stenosed blood vessels A real-time signal processing technique for ultrasonic imaging of tissue vibrations for localizing the source of a bruit in a 2D image with respect to the anatomy and/or for obtaining simultaneous information about vibrations and the underlying blood flow. The bruit can...	04/13/2006
20060079781	Ultrasonic apparatus for estimating artery parameters The invention relates to an ultrasonic image processing system, for processing images in an image sequence representing a segment of artery explored along its longitudinal axis, said artery segment showing moving walls; this system comprising: acquisition means (21	04/13/2006
20060079783	Method and system for deriving a fetal heart rate without the use of an electrocardiogram in non-3D imaging applications A system and method are provided for determining a fetal heart rate from ultrasound imaging data in near real-time. The heart rate is determined by analyzing spatial points on ultrasound cardiac volumes and calculating the peak spectral frequency of the changes in ultra...	04/13/2006
20060074315	Medical diagnostic ultrasound characterization of cardiac motion Motion is automatically characterized from ultrasound information. Ultrasound information associated with particular time periods relative to a cycle, such as the cardiac cycle, are extracted, such as identifying and extracting ultrasound information associated with sys...	04/06/2006
20060064017	Hierarchical medical image view determination A cardiac view of a medical ultrasound image is automatically identified. By grouping different views into sub-categories, a hierarchal classifier identifies the views. For example, apical views are distinguished from parasternal views. Specific types of apical or paras...	03/23/2006
20060064016	Method and apparatus for automatic examination of cardiovascular functionality indexes by echographic imaging A method for automatic examination of echographic images of the cardiovascular system, in particular, for computing functionality indexes of a segment of the cardiovascular system. Said method computes a succession of starting images (1), extracts a succession of...	03/23/2006
20060058673	Method and apparatus for detecting cardiac events A method and apparatus for detecting cardiac events. Ultrasonic data comprising a heart cycle is acquired by a probe. Tissue velocities associated with the ultrasonic data are detected. One of a maximum and a minimum value is detected based on the tissue velocities. A t...	03/16/2006
20060058675	Three dimensional atrium-ventricle plane detection The present invention relates to a method and apparatus for generating at least a 3D image responsive to moving cardiac structure and blood, and extracting clinically relevant information based on anatomical landmarks located within the heart. One embodiment of the pres...	03/16/2006
20060058674	Optimizing ultrasound acquisition based on ultrasound-located landmarks An ultrasound device is disclosed that includes a method and apparatus for generating an image responsive to moving cardiac structure and blood, and for adjusting at least one acquisition parameter based on, at least in part, locating at least one anatomical landmark wi...	03/16/2006
20050288589	Surface model parametric ultrasound imaging Parametric imaging of a surface is provided on a medical diagnostic ultrasound imaging system. A bull's eye or Beutel surface representing the scanned tissue, such as a portion of the heart, is formed from planar views, such as apical 4 chamber, apical 2 c...	12/29/2005
20050245827	Doppler type ultrasonic flowmeter, flow rate measuring method using doppler type ultrasonic flowmeter and flow rate measuring program used in this doppler type ultrasonic flowmeter A doppler ultrasonic flowmeter 10A includes: a Udflow unit 13 for calculating the speed of a great number of reflectors 25 contained in a fluid 12 to be measured; a flow-speed distribution calculating element 70 for calculating the flo...	11/03/2005
20050124893	Data recording system A ring buffer records image data output from an ultrasound diagnosis device in units of frames. A user identifies, on an image, occurrence of a target symptom while viewing a cross sectional image which is displayed in real time and inputs an end trigger immediately aft...	06/09/2005
20050124894	Use of an ultrasonic transducer for echographic exploration of human or animal body tissues or organs in particular of the eyeball posterior segment The present invention relates to the use of a high frequency ultrasound transducer with long focal length for making a device and for implementing a method of echographic exploration of tissue or organs of the human or animal body. More particularly, the invention relat...	06/09/2005
20050119573	Method and system for quantification of arterial stenosis A method is proposed that identifies and quantifies stenoses in arteries based on an analysis of Doppler frequency shifts from several heartbeats. It is non-invasive and individual insensitive. Pulsatile flow through a blood vessel with wall roughness and/or variable lu...	06/02/2005
20050107705	Flow-rate conservative doppler estimate A new method is introduced to evaluate the flow through a constriction based on Doppler data and the principle of mass conservation. This principle, properly inserted within a combination of data rearrangements allows the extraction of the complete velocity field and th...	05/19/2005
20050096539	Intelligent ultrasound examination storage system An intelligent ultrasound examination storage system is disclosed, which permits a sonographer to focus entirely on the examination process while the system analyses image data and marks events of interest for post-examination review or storage. ...	05/05/2005
20050085729	Ultrasonic image processor and ultrasonic diagnostic instrument In a tissue tracking imaging (TTI) method, a velocity distribution image from which a translation velocity component or a rotation velocity component resulting from movement of a body, etc. is removed is generated every time phase. By tracking a predetermined position o...	04/21/2005
20050080336	Method and apparatus for time gating of medical images A medical imaging system is provided which includes a signal generator configured to obtain a trigger signal corresponding to a timing of interest, imaging equipment configured to obtain a plurality of images of a feature of interest, and a processor programmed to corre...	04/14/2005

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Class 600/450 - Cardiographic