Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493) |
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04/06/1982 | CA1121499A1 Method and apparatus for reflective ultrasonic imaging utilizing reconstruction of acoustic impedance projections |
04/06/1982 | CA1121498A1 Acoustic imaging system |
03/24/1982 | EP0048013A1 Ultrasonic diagnostic apparatus |
03/23/1982 | US4320765 Doppler pseudorandom noise velocimeters |
03/16/1982 | US4319580 Method for detecting air emboli in the blood in an intracorporeal blood vessel |
03/16/1982 | US4319489 Ultrasonic diagnostic method and apparatus |
03/10/1982 | EP0046987A2 Endoscope apparatus |
03/09/1982 | US4318413 Ultrasonic diagnostic apparatus |
03/02/1982 | US4317370 Ultrasound imaging system |
03/02/1982 | US4317369 Ultrasound imaging apparatus and method |
02/24/1982 | EP0046356A2 Ultrasound imaging system |
02/23/1982 | US4316391 Flow rate measurement |
02/23/1982 | CA1118842A1 Treatment head for electromedical diagnostic or therapeutic treatment of body parts |
02/17/1982 | EP0045989A2 Acoustic impedance matching device |
02/16/1982 | US4316271 Purging and expansion mechanism |
02/16/1982 | US4316115 Polymeric piezoelectric microprobe with damper |
02/16/1982 | US4315435 Dual scan ultrasonic scanner |
02/09/1982 | CA1118088A1 Ultrasound imaging system |
02/03/1982 | EP0045265A2 Probe for echography with sectional mechanical scanning |
02/03/1982 | EP0045224A2 Interpolating means for image display |
02/03/1982 | EP0045145A2 Electroacoustic transducers |
02/02/1982 | US4313444 Method and apparatus for ultrasonic Doppler detection |
01/26/1982 | EP0038331A4 Signal processing equipment for ultrasonic visualisation. |
01/19/1982 | US4310957 Method for the manufacture of ultrasonic heads |
01/19/1982 | CA1116753A1 Computerized ultrasound scanner with technique select |
01/19/1982 | CA1116742A1 Fresnel focussed imaging system |
01/19/1982 | CA1116741A1 Dynamic focusing apparatus and method |
01/19/1982 | CA1116739A1 Ultrasonic detection system maintains shields between adjacent transducers for suppression of sidelobes |
01/12/1982 | US4310907 Scan converter for a sector scan type ultrasound imaging system |
01/12/1982 | US4309906 Apparatus for providing an ultrasonic sectional view |
01/12/1982 | CA1116154A1 Device having a balanced pivotable arm |
01/07/1982 | WO1982000061A1 Receiver for a multi-element ultrasonic probe echograph and echograph thus equiped |
01/07/1982 | WO1982000002A1 Automatic digital backfat meter |
01/06/1982 | EP0043158A1 Ultrasonic investigation apparatus |
12/23/1981 | EP0042288A1 Ultrasonic imaging apparatus |
12/22/1981 | US4306458 Apparatus for object scanning |
12/16/1981 | EP0041749A1 Medical radiation imaging apparatus |
12/16/1981 | EP0041664A1 Process for the manufacture of an ultrasonic transducer device |
12/15/1981 | CA1114491A1 Ultrasonic imaging system |
12/09/1981 | EP0041403A1 Method and apparatus for ultrasonic wave measurement of characteristics of the internal structure of an object |
12/09/1981 | EP0041185A1 Ultrasonic scanning device |
12/08/1981 | US4305014 Piezoelectric array using parallel connected elements to form groups which groups are ≈1/2λ in width |
11/25/1981 | EP0040376A1 Ultrasonic transducer array |
11/25/1981 | EP0040375A1 Ultrasonic transducer array |
11/18/1981 | EP0039851A1 Endoscope having an ultrasonic diagnosis function |
11/11/1981 | EP0039434A1 Signal storing device |
11/10/1981 | US4300217 Acoustic transducer housing |
11/10/1981 | CA1112351A1 Doppler flow meter and method |
11/04/1981 | EP0039045A1 Ultrasonic diagnostic apparatus for endoscope |
11/03/1981 | US4298009 Ultrasound mammary scanning apparatus |
10/28/1981 | EP0038331A1 Signal processing equipment for ultrasonic visualisation. |
10/27/1981 | US4296906 Device having a balanced pivotable arm |
10/27/1981 | US4296753 Support for a transducer for emitting and/or receiving ultrasonic signals in a given angular sector |
10/27/1981 | EP0030243A4 Apparatus for establishing, in vivo, bone strength. |
10/20/1981 | US4296349 Ultrasonic transducer |
10/20/1981 | US4296348 Interdigitated electrode ultrasonic transducer |
10/14/1981 | EP0037620A1 Acoustic impedance matching device |
10/13/1981 | US4294119 Ultrasonic applicator for ultrasonic scanning of bodies |
10/13/1981 | CA1110750A1 Electronic beam scanning for ultrasonic imaging |
10/07/1981 | EP0037302A1 Digital processing and storing device and echographic scanner comprising such a device |
10/07/1981 | EP0037047A2 Ultrasonic scanning device for examining viscera |
10/07/1981 | EP0037039A2 Image reconstruction apparatus |
10/07/1981 | EP0037012A2 Ultrasonic imaging device |
09/30/1981 | EP0036688A1 Device for exploring by the ultrasonic method with a mosaic of transducers produced in an electrostrictive material |
09/30/1981 | EP0036577A1 Ultrasonic transducer array |
09/29/1981 | US4291578 Apparatus for ultrasonic scanning of objects |
09/23/1981 | EP0036353A1 Ultrasonic imaging probe with acoustic lens and echographic imaging system comprising such a probe |
09/22/1981 | US4290432 Decompression bubble detectors |
09/22/1981 | US4290310 Ultrasonic imaging system using digital control |
09/22/1981 | US4290309 Diagnostic ultrasound apparatus having automatic isocentric rotator |
09/15/1981 | US4289140 Signal processing system |
09/15/1981 | US4289139 Ultrasonic transducer probe |
09/09/1981 | EP0035387A2 Ultrasonic imaging apparatus |
09/09/1981 | EP0035325A2 Apparatus for measuring the cross-sectional area of a duct and the volume flow rate of fluid in the duct |
09/09/1981 | EP0035213A1 Ultrasonic diagnosing apparatus |
09/08/1981 | US4287767 Ultrasonic section surface examination equipment |
09/01/1981 | CA1108282A1 Ultrasonic air and blood foam detector |
08/19/1981 | EP0033977A2 Ultrasonic blood flow measuring apparatus |
08/18/1981 | US4285011 Apparatus for producing an image of an object scanned by ultrasonic wave beams |
08/18/1981 | US4285010 Ultrasonic interrogating system and exciter-detector circuit therefor |
08/11/1981 | US4282880 Water circulation and maintenance system for an ultrasound mammary scanning apparatus |
08/11/1981 | US4282879 Ultrasonic diagnosing apparatus |
08/11/1981 | US4282755 Transducer drive and control |
08/11/1981 | CA1106959A1 Sector scanner display and recording system for ultrasonic diagnosis |
08/04/1981 | US4282452 Method and circuit arrangement for energizing ultrasonic transducers which are utilized in impulse echo technology |
08/04/1981 | US4281661 Medical echo sounding apparatus with a wide sector scanning angle |
08/04/1981 | US4281549 Equipment for displaying section images of objects subjected to ultrasonic examination |
07/29/1981 | EP0032751A2 Mechanical accessory for ultrasonic mammography equipment |
07/29/1981 | EP0032514A1 Ultrasonic wave Tomographic Imaging System |
07/29/1981 | EP0032513A1 Ultrasonic diagnostic equipment |
07/21/1981 | US4279157 Method of and device for determining the internal structure of a body by means of acoustic beams |
07/15/1981 | EP0032129A1 Ultrasound mammary scanning apparatus |
07/08/1981 | EP0031614A1 Curved array of sequenced ultrasound transducers |
07/08/1981 | EP0031510A1 Ultrasonic scanning equipment |
07/08/1981 | EP0015258B1 Hearing faculty testing apparatus |
07/07/1981 | US4277712 Acoustic electric transducer with slotted base |
07/07/1981 | US4277711 Acoustic electric transducer with shield of controlled thickness |
07/07/1981 | US4276885 Tumor detection |
06/30/1981 | US4276491 Focusing piezoelectric ultrasonic medical diagnostic system |
06/30/1981 | US4275597 Ultrasonic beam scanning technique and apparatus |