Patents
Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493)
01/1987
01/21/1987EP0208771A1 Method and apparatus for measuring arterial blood flow
01/20/1987US4638467 Azimuth adaptive phased array sonar
01/20/1987US4637401 Volumetric flow rate determination in conduits not directly accessible
01/15/1987WO1987000028A1 Method and apparatus for the non-invasive examination of the tooth-jaw structure of a patient to determine the characteristics of unerupted teeth and to control nutritional intake pursuant thereto
01/13/1987US4635644 Ultrasonic applicator
01/13/1987US4635484 Ultrasonic transducer system
01/10/1987EP0163664A4 Ultrasound diagnostic apparatus.
01/08/1987DE3617032A1 Ultrasonic apparatus for locating stone formations
01/07/1987CN86103416A Oxyhemograph
01/06/1987USRE32323 Heart examination by means of ultrasound waves
01/06/1987US4635198 Apparatus for measuring cross-sections on objects, more especially on parts of the body
01/06/1987US4633883 Ultrasonic diagnostic equipment
01/06/1987US4633882 Device for diagnosing body cavity interiors with ultrasonic waves
01/06/1987US4633855 Endoscope apparatus
12/1986
12/30/1986US4633308 Amplitude insensitive delay lines in an accoustic imaging system
12/30/1986EP0206432A1 Phased array for ultrasonic medical imaging
12/30/1986EP0206326A1 Flow map apparatus
12/30/1986EP0206290A1 Method and device for generating images
12/30/1986EP0205526A1 Image filtering apparatus and method.
12/30/1986EP0205487A1 Method and device for determining the cardiovasculary characteristics by external process and application thereof to cardiopathies
12/23/1986US4631710 Azimuth adaptive phased array sonar
12/23/1986US4630612 Ultrasonic diagnostic apparatus
12/17/1986EP0204772A1 Device for determining the mobility of body limbs
12/17/1986CN86104252A Production of images
12/16/1986US4628738 Ultrasonic imaging device
12/16/1986US4628573 Process for producing array-type ultrasonic probe
12/16/1986CA1215460A1 Apparatus for the scanning of objects by means of ultrasound echography
12/10/1986EP0204192A1 Circuit arrangement for registering heart beat motion
12/10/1986EP0204000A1 Ultrasonic diagnostic apparatus
12/09/1986US4628223 Composite ceramic/polymer piezoelectric material
12/09/1986US4627290 Method and apparatus for detecting acoustic homogeneity of object
12/04/1986WO1986006949A1 Sway monitor
12/03/1986EP0203717A1 Ultrasonic probe
12/02/1986US4625731 Ultrasonic examination system
12/02/1986US4625555 Ultrasonic measurement method, and apparatus therefor
12/01/1986EP0098264A4 Electronic multi-imager.
11/1986
11/26/1986EP0203004A2 Blood pressure measurement apparatus
11/26/1986EP0202920A2 Ultrasonic doppler blood flowmeter
11/26/1986EP0202695A1 Apparatus for echo-ultrasound imaging using compound AM-FM detection with increased dynamic range
11/26/1986EP0202694A1 Apparatus for examining media by ultrasonic echography
11/25/1986US4624143 Ultrasonic reflex transmission imaging method and apparatus with external reflector
11/20/1986WO1986006838A1 Ultrasonic flaw detector
11/20/1986WO1986006608A1 Non-invasive blood flow measurements utilizing autoregressive analysis with averaged reflection coefficients
11/20/1986WO1986006607A1 Non-invasive blood flow measurements utilizing cardiac cycle synchronization
11/20/1986WO1986006606A1 Apparatus for non-invasively measuring the volume of urine in a human bladder
11/18/1986US4622978 Ultrasonic diagnosing apparatus
11/18/1986US4622977 Ultrasonic diagnostic apparatus
11/12/1986EP0201138A1 Ultrasonic sector scanner
11/12/1986EP0201137A1 Ultrasonic sector scanner
11/11/1986US4622634 Parallel processing of simultaneous ultrasound vectors
11/11/1986US4622501 Ultrasonic sector scanner
11/05/1986CN85103558A Measuring blood flow method and isstrument by means of ultrasonic doppler effect
10/1986
10/29/1986EP0199375A2 Method for the determination of the distribution of the refraction index of sound, and equipment therefor
10/29/1986EP0198923A1 Ultrasonic diagnostic apparatus
10/28/1986US4619267 Method for characterizing the structure of a medium and device for carrying out the method
10/28/1986CA1213355A1 Annular array ultrasonic transducers
10/21/1986US4618887 Method and apparatus for representing ultrasonic echo signals arriving in polar coordinates
10/21/1986US4617931 Ultrasonic pulse apparatus for destroying calculuses
10/15/1986EP0197810A1 Method and device for recognizing an individual
10/15/1986EP0197582A1 Method and device for the ultrasonic, echographic investigation of media
10/15/1986EP0197133A1 Apparatus and method for measuring viscoelastic properties of mammalian cervical mucous
10/08/1986EP0196714A1 Method and device for the ultrasonic, echographic investigation of media
10/08/1986EP0196713A1 Method and device for the ultrasonic, echographic investigation of media
10/07/1986US4616152 Piezoelectric ultrasonic probe using an epoxy resin and iron carbonyl acoustic matching layer
10/07/1986US4615330 Noise suppressor for electronic endoscope
10/07/1986CA1212450A1 Piezoelectric scanning systems for ultrasonic transducers
10/07/1986CA1212449A1 Pressurizing springe and method for use thereof
10/07/1986CA1212448A1 Selectable focus sphericone transducer, imaging apparatus and switching means
09/1986
09/30/1986US4614196 Ultrasonic imaging apparatus using scale control
09/25/1986WO1986005595A1 Ultrasonic reflex transmission imaging method and apparatus
09/24/1986EP0195501A2 Improvements in image processing systems and methods
09/23/1986US4612937 Ultrasound diagnostic apparatus
09/23/1986US4612813 Apparatus for an ultrasonic measuring of a flow quantity and a method of ultrasonically measuring a flow quantity
09/17/1986EP0194897A2 Ultrasound therapy system
09/17/1986EP0194488A2 Apparatus for detecting pregnancy in female domestic animals
09/16/1986US4611494 Ultrasonic imaging apparatus using digital control
09/10/1986EP0193899A1 Tissue signature tracking transceiver having upconverted if amplification
09/09/1986US4611141 Lead structure for a piezoelectric array-type ultrasonic probe
09/09/1986US4610249 Means and method for the noninvasive fragmentation of body concretions
09/03/1986EP0193048A2 Ultrasonic transducer
09/02/1986US4608993 Blood flow measurement device and method
09/02/1986US4608991 Method for in-vivo NMR measurements in the human breast to screen for small breast cancer in an otherwise healthy breast
09/02/1986US4608989 Stand-off cell for an ultrasonic scanner head
09/02/1986US4608868 Ultrasonic reflex transmission imaging method and apparatus
08/1986
08/28/1986WO1986005049A1 Matrix switching circuit
08/28/1986WO1986004801A1 Non-invasive determination of mechanical characteristics in the body
08/26/1986US4607642 Unaliased quadrature audio synthesizer
08/21/1986EP0175770A4 Three-dimensional imaging system.
08/20/1986EP0191546A2 Ultrasonic transducer probe drive mechanism with position sensor
08/20/1986EP0054045B1 Receiver for a multi-element ultrasonic probe echograph
08/13/1986EP0190979A2 Blood flow measuring apparatus
08/13/1986EP0190805A1 Apparatus for the investigation of media by ultrasonic echography
08/12/1986US4605009 Ultrasonic sweep echography and display endoscopic probe
08/12/1986US4605008 Acoustical imaging system
08/05/1986US4604697 Body imaging using vectorial addition of acoustic reflection to achieve effect of scanning beam continuously focused in range
08/05/1986US4603702 Circuit for monitoring contact of ultrasound transducer with patient
08/05/1986US4603701 Stand-off device with special fluid
08/05/1986US4603586 Delay line circuit arrangement and ultrasonic imaging apparatus utilizing the same
07/1986
07/31/1986WO1986004225A1 Method and apparatus for measuring arterial blood flow
07/30/1986EP0189180A2 Ultrasonic bloodstream diagnostic apparatus with dual displays of velocity profiles and average flow velocity