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Class Information
Number: 600/457
Name: Surgery > Diagnostic testing > Detecting nuclear, electromagnetic, or ultrasonic radiation > Ultrasonic > Doppler effect (e.g., fetal hr monitoring) > Blood flow studies > Cw doppler
Description: Subject matter wherein the ultrasonic wave is emitted from the scanning means in a continuous mode.
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 |
| 7604599 |
Systems and methods for using dynamic vascular assessment to improve vascular stent placement, application, design and marketing |
Oct. 20, 2009 |
| 7598658 |
Ultrasonic probe |
Oct. 6, 2009 |
| 7591787 |
Method for removing Doppler angle ambiguity |
Sep. 22, 2009 |
| 7546154 |
Method and apparatus for automatic detection of anomalies in vessel structures |
Jun. 9, 2009 |
| 7513873 |
Low-noise ultrasound method and beamformer system for doppler processing |
Apr. 7, 2009 |
| 7513871 |
Blood flow analysis system |
Apr. 7, 2009 |
| 7466256 |
Universal ultrasound sigma-delta receiver path |
Dec. 16, 2008 |
| 7338450 |
Method and apparatus for performing CW doppler ultrasound utilizing a 2D matrix array |
Mar. 4, 2008 |
| 7169108 |
CW beam former in an ASIC |
Jan. 30, 2007 |
| 6726628 |
Angle-independent doppler system for screening |
Apr. 27, 2004 |
| 6723051 |
Systems and methods for assessing vascular health |
Apr. 20, 2004 |
| 6712765 |
Ultrasonic scanning method and apparatus |
Mar. 30, 2004 |
| 6699193 |
Decision support systems and methods for assessing vascular health |
Mar. 2, 2004 |
| 6656122 |
Systems and methods for screening for adverse effects of a treatment |
Dec. 2, 2003 |
| 6648826 |
CW beam former in an ASIC |
Nov. 18, 2003 |
| 6558323 |
Ultrasound transducer array |
May. 6, 2003 |
| 6558329 |
Medical ultrasound receive architecture |
May. 6, 2003 |
| 6547737 |
Intelligent transcranial doppler probe |
Apr. 15, 2003 |
| 6527722 |
Wide dynamic range continuous wave (CW) Doppler receiver |
Mar. 4, 2003 |
| 6346081 |
Angle-independent continuous wave doppler device |
Feb. 12, 2002 |
| 6030221 |
Ultrasonic apparatus and for precisely locating cavitations within jawbones and the like |
Feb. 29, 2000 |
| 5908391 |
Method and apparatus for enhancing resolution and sensitivity in color flow ultrasound imaging using multiple transmit focal zones |
Jun. 1, 1999 |
| 5807259 |
Ultrasonic continuous wave doppler blood flow-meter |
Sep. 15, 1998 |
| 5562097 |
User control for steerable CW doppler |
Oct. 8, 1996 |
| 5406949 |
Digital processing for steerable CW doppler |
Apr. 18, 1995 |
| 5197477 |
Ultrasonic Doppler flow measurement system with tissue motion discrimination |
Mar. 30, 1993 |
| 4986276 |
Flow detector |
Jan. 22, 1991 |
| 4926872 |
Ultrasonic transducer system and method for the operation thereof |
May. 22, 1990 |
| 4924869 |
Ultrasonic diagnostic system |
May. 15, 1990 |
| 4886069 |
Method of, and apparatus for, obtaining a plurality of different return energy imaging beams responsive to a single excitation event |
Dec. 12, 1989 |
| 4880010 |
Method of and apparatus for ultrasonic imaging |
Nov. 14, 1989 |
| 4866613 |
Ultrasonic continuous wave blood flowmeter using Doppler effect analysis |
Sep. 12, 1989 |
| 4844083 |
Ultrasonic imaging apparatus |
Jul. 4, 1989 |
| 4796634 |
Methods and apparatus for monitoring cardiac output |
Jan. 10, 1989 |
| 4751929 |
Ultrasonic bloodstream diagnostic apparatus with dual displays of velocity profiles and average flow velocity |
Jun. 21, 1988 |
| 4651745 |
Ultrasonic Doppler diagnostic device |
Mar. 24, 1987 |
| 4651742 |
Ultrasonic Doppler diagnostic device |
Mar. 24, 1987 |
| 4622978 |
Ultrasonic diagnosing apparatus |
Nov. 18, 1986 |
| 4608993 |
Blood flow measurement device and method |
Sep. 2, 1986 |
| 4586512 |
Device for localized heating of biological tissues |
May. 6, 1986 |
| 4584880 |
Tissue signature tracking tranceiver |
Apr. 29, 1986 |
| 4563899 |
Ultrasonic imaging apparatus using transducer control |
Jan. 14, 1986 |
| 4559952 |
Method of ultrasonically measuring blood flow velocity |
Dec. 24, 1985 |
| 4556067 |
Bandwidth indicator for Doppler blood flowmeters |
Dec. 3, 1985 |
| 4209022 |
Echography apparatus for medical diagnosis, using a multiple-element probe |
Jun. 24, 1980 |
| 4198987 |
Measuring system including elements implantable beneath the skin |
Apr. 22, 1980 |
| 4152928 |
System for detecting fat particles in blood |
May. 8, 1979 |
| 4109642 |
Apparatus for ultrasonic arteriography |
Aug. 29, 1978 |
| 4062237 |
Crossed beam ultrasonic flowmeter |
Dec. 13, 1977 |
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