Patents
Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493)
07/1979
07/03/1979US4159640 Apparatus for measuring the consistency or hardness of a material
07/03/1979CA1057845A1 Ultrasonic imaging method and apparatus
06/1979
06/28/1979WO1979000372A1 Ultrasonic wave energy electronic b-scan imaging apparatus
06/27/1979EP0002541A1 Apparatus and method for producing an image of internal structure of a subject
06/26/1979CA1057360A1 Refining signals derived from fetal heartbeats
06/12/1979US4157665 Formation of acoustical images
06/05/1979US4157502 Arrangement for determining the effective value and/or the power of electrical signals
05/1979
05/30/1979EP0002061A1 Scan converter for ultrasonic sector scanner and method
05/29/1979US4156304 Biomedical ultrasonoscope
05/29/1979CA1055596A1 Dual transducer arrangement for ultrasonic imaging system
05/22/1979US4156187 Device and method for measuring and indicating the true power supplied to an ultrasonic handpiece and for recording the accumulative power applied to the handpiece
05/22/1979US4155260 Ultrasonic imaging system
05/22/1979US4155259 Ultrasonic imaging system
05/22/1979US4155258 Ultrasonic imaging system
05/16/1979EP0001934A2 Ultrasonic diagnostic equipment
05/16/1979EP0001933A2 Video A-trace display system for ultrasonic diagnostic equipment
05/15/1979US4154231 System for non-invasive cardiac diagnosis
05/15/1979US4154230 EKG and ultrasonoscope display
05/15/1979US4154114 Biometric measuring device
05/15/1979US4154113 Ultrasonic imaging system
05/08/1979US4152928 System for detecting fat particles in blood
05/08/1979CA1054263A1 Axial tomography
05/02/1979EP0001608A1 Ultrasonic imaging apparatus
05/01/1979US4151834 Ultrasonic diagnostic apparatus
04/1979
04/18/1979EP0001532A1 Ultrasonic system for the visualisation of a narrow cross-sectional slice of a body
04/17/1979US4149420 Ultrasonic phased array systems
04/17/1979US4149419 Ultrasonic transducer probe
04/10/1979CA1052466A1 Ultrasonic inspection apparatus
04/03/1979US4147059 Digital liquid velocity measuring system
03/1979
03/27/1979US4145931 Fresnel focussed imaging system
03/27/1979US4145925 Digital liquid velocity measuring system
03/27/1979CA1051544A1 Device for examination by means of ultrasonic vibrations
03/20/1979US4145741 Signal processing arrangements
03/20/1979US4145680 Acoustic imaging system
03/20/1979US4144877 Instrument for viscoelastic measurement
03/13/1979US4143650 Directional doppler ultrasound systems for biosignal acquisition and method of using the same
03/13/1979US4143554 Ultrasonic scanner
03/13/1979CA1050654A1 Reconstruction system and method for ultrasonic imaging
03/06/1979US4142412 Doppler flow meter and method
02/1979
02/27/1979US4141347 Real-time ultrasonic B-scan imaging and Doppler profile display system and method
02/20/1979US4140022 Acoustic imaging apparatus
02/13/1979US4138999 Anatomy testing and measuring device
02/06/1979US4137777 Ultrasonic body scanner and method
02/06/1979US4137775 Ultrasonic apparatus
01/1979
01/23/1979US4136325 Ultrasonic wave transmitting and receiving apparatus
01/16/1979US4135140 Ultrasonic imaging apparatus operating according to the impulse-echo method
01/16/1979US4135139 Ultrasonic imaging apparatus operating according to the impulse-echo method
01/09/1979CA1046164A1 Electro-optical correlator
12/1978
12/26/1978US4131025 Pulse-echo ultrasonic-imaging display system
12/26/1978US4131024 Pulse-echo ultrasonic-imaging display system
12/26/1978US4131023 Pulse-echo ultrasonic-imaging display system
12/26/1978US4131022 Pulse-echo ultrasonic-imaging display system
12/26/1978US4131021 High resolution pulse-echo ultrasonic-imaging display system
12/20/1978EP0000068A1 Apparatus for ultrasonic imaging using dynamic focussing
12/20/1978EP0000067A1 Device for the ultrasonic investigation and representation of an object
12/19/1978US4130112 Coupling apparatus for ultrasonic medical diagnostic system
12/19/1978US4130022 Ultrasonic sector scanning search unit
12/19/1978US4130021 Ultrasonic sector scanning search unit
12/05/1978US4128012 Ultrasonic examination apparatus operating according to the impulse-echo method
11/1978
11/28/1978US4127842 Apparatus for the measurement of flowing media according to the ultrasonic doppler method
11/28/1978US4127114 Apparatus for the automatic measurement of the arterial pressure of a patient
11/28/1978US4127034 Digital rectilinear ultrasonic imaging system
10/1978
10/24/1978US4121468 Method and apparatus for reflective ultrasonic imaging utilizing reconstruction of acoustic impedance projections
10/17/1978US4121250 Flicker free scan conversion system
10/17/1978US4120291 Ultrasonic scanning apparatus
10/10/1978US4119939 Acoustic imaging method and apparatus
10/10/1978US4119938 Methods and devices for ultrasonic imaging
10/10/1978US4119891 Oscilloscope for the image display of sectional planes of a body
09/1978
09/26/1978US4117446 Devices for probing by ultrasonic radiation
09/26/1978US4116229 Acoustic imaging apparatus
09/26/1978US4116074 Method and apparatus for the examination of bodies
09/26/1978US4116040 Tissue simulating calibration and reference standard
09/12/1978US4112927 Ultrasonic detector with audible indication signal
09/05/1978US4112411 Device for echography by means of focussed ultrasonic beams
09/05/1978US4111055 Pulse echo ultrasonic system
09/05/1978US4111054 Gravidity detection method and apparatus
08/1978
08/29/1978US4110723 Ultrasonic apparatus for medical diagnosis
08/29/1978US4109644 Miniature implantable ultrasonic echosonometer
08/29/1978US4109642 Apparatus for ultrasonic arteriography
08/22/1978US4108165 Transducer probe for pulse-echo ultrasonic exploration
08/15/1978US4106492 Real time two-dimensional mechanical ultrasonic sector scanner with electronic control of sector width
08/15/1978US4106348 Device for examination by means of ultrasonic vibrations
08/15/1978CA1036706A1 Signal processing system and method
08/08/1978US4105018 Acoustic examination, material characterization and imaging of the internal structure of a body by measurement of the time-of-flight of acoustic energy therethrough
08/01/1978US4103679 Method and apparatus for measuring blood flow noninvasively
08/01/1978US4103677 Ultrasonic camera
07/1978
07/25/1978US4102204 Ultrasonic section plane examination and display
07/18/1978US4101795 Ultrasonic probe
07/18/1978US4100916 Three-dimensional ultrasonic imaging of animal soft tissue
07/11/1978US4099420 Transducer positioning apparatus
07/11/1978US4099419 Ultrasonic tomography apparatus
07/11/1978US4099416 Resolution real-time ultrasonic imaging apparatus
07/04/1978US4099179 Method and system of electronic image storage and display
06/1978
06/27/1978US4097835 Dual transducer arrangement for ultrasonic imaging system
06/20/1978US4095597 Arrangement for measuring cross-sectional fluctuations of conduits streamed through by fluids and for supplying indications of volumetric flow and/or conduit elasticity based thereon
06/13/1978US4094306 Apparatus for ultrasonic examination
06/06/1978US4092867 Ultrasonic scanning apparatus
05/1978
05/02/1978US4086916 Cardiac monitor wristwatch
05/02/1978US4086818 Ultrasonic imaging apparatus
04/1978
04/18/1978US4084582 Ultrasonic imaging system