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Class Information
Number: 600/455
Name: Surgery > Diagnostic testing > Detecting nuclear, electromagnetic, or ultrasonic radiation > Ultrasonic > Doppler effect (e.g., fetal hr monitoring) > Blood flow studies > Pulse doppler
Description: Subject matter wherein the ultrasonic wave emitted from the scanning means is characterized by a momentary fluctuation in an electrical quantity, as in voltage or current, applied to the scanning means.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611467 |
Method and apparatus for extracting an envelope curve of a spectrogram |
Nov. 3, 2009 |
| 7604598 |
Apparatus, system and method for evaluation of esophageal function |
Oct. 20, 2009 |
| 7591787 |
Method for removing Doppler angle ambiguity |
Sep. 22, 2009 |
| 7578792 |
Automatic optimization in spectral Doppler ultrasound imaging |
Aug. 25, 2009 |
| 7563229 |
Method and apparatus for automatically measuring delay of tissue motion and deformation |
Jul. 21, 2009 |
| 7513872 |
Ultrasonic doppler measuring apparatus and control method therefor |
Apr. 7, 2009 |
| 7473226 |
Ultrasonographic device and ultrasonographic method |
Jan. 6, 2009 |
| 7371219 |
Ultrasound diagnosis apparatus operable in doppler mode |
May. 13, 2008 |
| 7338450 |
Method and apparatus for performing CW doppler ultrasound utilizing a 2D matrix array |
Mar. 4, 2008 |
| 7288068 |
Automatic optimization for ultrasound medical imaging |
Oct. 30, 2007 |
| 7153268 |
Motion adaptive frame averaging for ultrasound doppler color flow imaging |
Dec. 26, 2006 |
| 7118532 |
Data dependent color wall filters |
Oct. 10, 2006 |
| 6997876 |
Ultrasound clutter filtering with iterative high pass filter selection |
Feb. 14, 2006 |
| 6979295 |
Automatic color gain adjustments |
Dec. 27, 2005 |
| 6844660 |
Method for obtaining biometric data for an individual in a secure transaction |
Jan. 18, 2005 |
| 6738674 |
Implantable coronary sinus lead with mapping capabilities |
May. 18, 2004 |
| 6719697 |
Ultrasonic quantification of valvular regurgitant blood flow |
Apr. 13, 2004 |
| 6682485 |
Noninvasive apparatus and method for the determination of cardiac valve function |
Jan. 27, 2004 |
| 6676601 |
Apparatus and method for location and treatment using ultrasound |
Jan. 13, 2004 |
| 6663567 |
System and method for post-processing ultrasound color doppler imaging |
Dec. 16, 2003 |
| 6652460 |
Method for ultrasonic imaging, particularly of moving bodies, such as surgical utensils, tissues, flows, or the like |
Nov. 25, 2003 |
| 6647135 |
Ultrasonic image processing method and system for displaying a composite image sequence of an artery segment |
Nov. 11, 2003 |
| 6626836 |
Adaptive signal processing scheme for contrast agent imaging |
Sep. 30, 2003 |
| 6620103 |
Ultrasonic diagnostic imaging system for low flow rate contrast agents |
Sep. 16, 2003 |
| 6610014 |
Ultrasonic tomograph which sets doppler sample point from blood flow information, and doppler sample point setting method |
Aug. 26, 2003 |
| 6602196 |
Ultrasonic imaging apparatus |
Aug. 5, 2003 |
| RE38209 |
Diagnostic ultrasound system |
Aug. 5, 2003 |
| 6592522 |
Ultrasound display of displacement |
Jul. 15, 2003 |
| 6589177 |
Method and apparatus for obtaining B-flow and B-mode data from multiline beams in an ultrasound imaging system |
Jul. 8, 2003 |
| 6589179 |
Three-dimensional doppler ultrasonic imaging system and method |
Jul. 8, 2003 |
| 6589181 |
Adaptive cancellation of ring-down artifact in imaging |
Jul. 8, 2003 |
| 6582370 |
Blood flow imaging method, blood flow imaging apparatus and ultrasonic diagnostic apparatus |
Jun. 24, 2003 |
| 6558329 |
Medical ultrasound receive architecture |
May. 6, 2003 |
| 6547731 |
Method for assessing blood flow and apparatus thereof |
Apr. 15, 2003 |
| 6547733 |
Ultrasound imaging apparatus and method using Golay codes with orthogonal property |
Apr. 15, 2003 |
| 6544181 |
Method and apparatus for measuring volume flow and area for a dynamic orifice |
Apr. 8, 2003 |
| 6544182 |
Ultrasonic nonlinear imaging at fundamental frequencies |
Apr. 8, 2003 |
| 6537217 |
Method and apparatus for improved spatial and temporal resolution in ultrasound imaging |
Mar. 25, 2003 |
| 6530890 |
Ultrasound diagnostic apparatus and method for measuring blood flow velocity using doppler effect |
Mar. 11, 2003 |
| 6520915 |
Ultrasound imaging system with intrinsic doppler capability |
Feb. 18, 2003 |
| 6514208 |
Method and apparatus for power doppler ultrasound image analysis |
Feb. 4, 2003 |
| 6508767 |
Ultrasonic harmonic image segmentation |
Jan. 21, 2003 |
| 6500125 |
Ultrasound b/color priority threshold calculation |
Dec. 31, 2002 |
| 6497662 |
Rendering of a multi-dimensional object data set |
Dec. 24, 2002 |
| 6478742 |
PRF adjustment method and apparatus, and ultrasonic wave imaging apparatus |
Nov. 12, 2002 |
| 6450959 |
Ultrasound B-mode and doppler flow imaging |
Sep. 17, 2002 |
| 6447456 |
Device for detecting pulse waves |
Sep. 10, 2002 |
| 6423006 |
Method and apparatus for automatic vessel tracking in ultrasound systems |
Jul. 23, 2002 |
| 6416475 |
Ultrasonic signal processor for a hand held ultrasonic diagnostic instrument |
Jul. 9, 2002 |
| 6390984 |
Method and apparatus for locking sample volume onto moving vessel in pulsed doppler ultrasound imaging |
May. 21, 2002 |
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