| Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493) |
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| 06/30/1981 | US4275595 Process and installation for producing and recording ultrasonic sectional images |
| 06/23/1981 | US4275415 Scan converter |
| 06/23/1981 | US4274422 Sector scanner display and recording system for ultrasonic diagnosis |
| 06/23/1981 | US4274421 Echo sound apparatus including an oscillating mirror for use in medical diagnosis |
| 06/17/1981 | EP0030458A2 Transducer drive and control in ultrasound imaging systems |
| 06/17/1981 | EP0030243A1 Apparatus for establishing, in vivo, bone strength. |
| 06/16/1981 | US4272991 Scanning method and apparatus |
| 06/09/1981 | US4271706 Ultrasonic scanner |
| 06/03/1981 | EP0029578A1 Apparatus for ultrasonic imaging |
| 06/02/1981 | US4271490 Ultrasonic detection system |
| 06/02/1981 | US4270546 Device for ultrasonic examination of biological structures |
| 05/26/1981 | US4269176 Treatment head for electromedical diagnostic or therapeutic treatment of body parts |
| 05/26/1981 | US4269067 Method and apparatus for focusing elastic waves converted from thermal energy |
| 05/26/1981 | US4269066 Ultrasonic sensing apparatus |
| 05/26/1981 | CA1101980A1 Ultrasonic transducer probe |
| 05/20/1981 | EP0028825A1 Ultrasonic scanner for examination of a coeliac cavity |
| 05/13/1981 | EP0028325A1 Ultrasonic sector-scanning device |
| 05/13/1981 | EP0028253A1 Ultrasonic image enhancement |
| 05/06/1981 | EP0028134A1 Storage and record system for a large number of associated images |
| 05/05/1981 | US4265251 Method of determining pressure within liquid containing vessel |
| 05/05/1981 | US4265126 Measurement of true blood velocity by an ultrasound system |
| 05/05/1981 | US4265121 High resolution ultrasound diagnostic apparatus |
| 04/28/1981 | US4263916 Image averaging for angiography by registration and combination of serial images |
| 04/28/1981 | CA1100221A1 Ekg and ultrasonoscope display |
| 04/22/1981 | EP0027215A1 Cardiotachometer |
| 04/14/1981 | US4261367 Apparatus for measuring the axial length of an eye |
| 04/14/1981 | CA1099382A1 Ultrasound imaging system with improved scan conversion |
| 04/07/1981 | US4259870 Doppler method of measuring flow |
| 04/07/1981 | CA1099009A1 Bio-medical ultrasonoscope |
| 04/02/1981 | WO1981000807A1 Signal processing equipment for ultrasonic visualisation |
| 03/31/1981 | US4258575 Ultrasonic imaging apparatus operating according to the impulse-echo method |
| 03/31/1981 | CA1098612A1 Real-time ultrasonic imaging system |
| 03/24/1981 | US4257278 Quantitative volume blood flow measurement by an ultrasound imaging system featuring a Doppler modality |
| 03/24/1981 | US4257272 Ultrasonic apparatus |
| 03/24/1981 | US4257271 Selectable delay system |
| 03/24/1981 | US4257270 Ultrasonic imaging apparatus |
| 03/24/1981 | US4257269 Method and apparatus for producing visible image of object |
| 03/24/1981 | US4257256 Ultrasonic cross-sectional imaging apparatus |
| 03/18/1981 | EP0025214A2 Device for puncturing internal body organs, vessels and other body regions |
| 03/11/1981 | EP0024540A1 Ultrasonic imaging apparatus comprising an electronic scan system |
| 03/10/1981 | US4254662 Multiple acoustic beamformer step scanner |
| 03/10/1981 | US4254661 Ultrasonic transducer array |
| 03/03/1981 | US4253338 Ultrasonic diagnostic equipment |
| 02/24/1981 | US4252125 Ultrasonic diagnosing apparatus |
| 02/24/1981 | US4252025 Ultrasonic diagnostic apparatus |
| 02/17/1981 | US4250894 Instrument for viscoelastic measurement |
| 02/10/1981 | US4249539 Ultrasound needle tip localization system |
| 02/05/1981 | WO1981000198A1 Apparatus for ultrasonic imaging of faults |
| 02/03/1981 | US4248090 Apparatus for ultrasonically imaging a body |
| 01/28/1981 | EP0023186A2 Apparatus for recording, monitoring and detecting cardio-vascular disorders |
| 01/28/1981 | EP0022966A2 Ultrasonic diagnosis apparatus |
| 01/27/1981 | US4246792 Self-contained ultrasonic scanner |
| 01/27/1981 | US4246791 Ultrasonic imaging apparatus |
| 01/20/1981 | US4245511 Ultrasonic applicator for ultrasonic scanning of bodies and method of using the same |
| 01/13/1981 | CA1093674A1 Ultrasonic beam scanning |
| 01/13/1981 | CA1093673A1 Simultaneous display of compound and simple ultrasound scans |
| 01/13/1981 | CA1093339A1 Hardness testing device |
| 01/06/1981 | US4242912 Method and apparatus for producing cross-sectional images using ultrasound |
| 01/06/1981 | US4242911 Ultrasonic medical diagnostic apparatus and method |
| 12/30/1980 | US4241610 Ultrasonic imaging system utilizing dynamic and pseudo-dynamic focusing |
| 12/30/1980 | CA1092657A1 Device and method for applying precise irrigation, aspiration, medication, ultrasonic power and dwell time to biotissue for surgery and treatment |
| 12/24/1980 | WO1980002796A1 Apparatus for establishing,in vivo,bone strength |
| 12/23/1980 | US4240295 Ultrasonic diagnosing apparatus |
| 12/16/1980 | US4240003 Apparatus and method for suppressing mass/spring mode in acoustic imaging transducers |
| 12/16/1980 | US4239047 Method and apparatus for aurally determining presence or absence of pathological stenosis |
| 12/16/1980 | US4238962 Transducer drive for ultrasonic imaging |
| 12/10/1980 | EP0019793A2 Method for determining the velocity of moving material, especially in the body, and device for this determination and for displaying parts of the body |
| 12/09/1980 | US4237902 Ultrasonic diagnosing apparatus |
| 12/09/1980 | US4237901 Low and constant pressure transducer probe for ultrasonic diagnostic system |
| 12/09/1980 | US4237737 Ultrasonic imaging system |
| 12/09/1980 | US4237729 Doppler flow meter |
| 12/09/1980 | CA1091337A1 Lens system for acoustical imaging |
| 12/02/1980 | CA1090914A1 Devices for probing by ultrasonic radiation |
| 11/26/1980 | EP0019082A1 Method and apparatus for focusing elastic waves |
| 11/25/1980 | US4236221 Scan converter |
| 11/25/1980 | US4235243 Method and apparatus for facilitating the non-invasive, non-contacting study of piezoelectric members |
| 11/25/1980 | US4235111 Apparatus for ultrasonic scanning |
| 11/18/1980 | US4234940 Ultrasound transmitting or receiving apparatus |
| 11/18/1980 | US4233989 Echocardiographic apparatus for myocardial disease diagnosis by A-wave quantification |
| 11/18/1980 | US4233988 High resolution rotating head ultrasonic scanner |
| 11/18/1980 | CA1089973A1 Apparatus for the ultrasonic examination of bodies having non-planar surfaces |
| 11/13/1980 | WO1980002365A1 Ultrasonic image enhancement |
| 11/12/1980 | EP0018771A1 Ultrasonic imaging device |
| 11/11/1980 | US4232556 Moving transducer systems |
| 11/04/1980 | US4231373 Ultrasonic imaging apparatus |
| 11/04/1980 | CA1089078A1 Real time ultrasonic b-scan imaging and doppler profile display system and method |
| 10/21/1980 | US4228687 Ultrasonic transducers |
| 10/15/1980 | EP0017216A2 Ultrasonic transducer |
| 10/14/1980 | US4227780 Eye examining instrument |
| 10/14/1980 | US4227417 Dynamic focusing apparatus and method |
| 10/07/1980 | US4226248 Phonocephalographic device |
| 10/07/1980 | US4226229 Anatomy testing device |
| 10/07/1980 | US4226122 Apparatus for recording echo pulses |
| 10/07/1980 | US4226121 Ultrasonic imaging system and improved signal processor therefor |
| 10/01/1980 | EP0016399A1 Device for the non-invasive measurement of the state of microcirculating blood flow |
| 09/30/1980 | US4225658 Ultrasonic imaging with catalytic elements |
| 09/30/1980 | US4224829 Two-dimensional linear B-scan ultrasound diagnostic apparatus with phase and amplitude tapering |
| 09/23/1980 | US4223560 Variable delay system |
| 09/17/1980 | EP0015258A1 Hearing faculty testing apparatus therefor sorption of gases |
| 09/16/1980 | US4222274 Ultrasound imaging apparatus and method |