Patents
Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493)
08/1990
08/28/1990US4951653 Ultrasound brain lesioning system
08/22/1990EP0383629A1 Calculus destroying apparatus
08/22/1990EP0383288A1 Ultrasound diagnostic equipment for characterising tissue by analysis of backscatter
08/22/1990EP0383270A2 Ultrasonic imaging system
08/22/1990EP0383233A2 Ultrasonic probe and acoustic lens attachment
08/21/1990US4950267 Laser beam treatment device for an endoscope
08/16/1990EP0382392A1 Ultrasound targeting system for shockwave lithotripsy
08/16/1990EP0381816A2 Multiple electrode affixable sheet
08/16/1990EP0224543B1 Sway monitor
08/14/1990US4947854 Epicardial multifunctional probe
08/14/1990US4947852 Apparatus and method for continuously measuring volumetric blood flow using multiple transducer and catheter for use therewith
08/14/1990US4947851 Method and device for acoustic testing of elasticity of biological tissues
08/08/1990EP0381348A1 Doppler blood flow system and method using special zero flow rate analysis
08/07/1990US4945915 Ultrasonic diagnosis apparatus
08/07/1990US4945913 Single chamber acoustical tonometer
08/07/1990US4945767 Method and system for controlling ultrasonic probe operation
08/01/1990EP0380268A1 Doppler blood flow system and method using low frequency noise signal processing
08/01/1990EP0379593A1 Doppler system flow velocity distribution measuring apparatus
08/01/1990CN1044225A Ultrasonic contrast medium made up of small gas bubbles and fatty-acid-contg. microparticles
07/1990
07/31/1990US4944191 Ultrasonic detector
07/31/1990US4944189 Ultrasonic speckle velocity measurement method and apparatus
07/26/1990WO1990007904A1 Acoustic monitoring and controlling of laser angioplasty
07/26/1990CA2007164A1 Doppler blood flow system and method using special zero flow rate analysis
07/26/1990CA2007157A1 Doppler blood flow system and method using low frequency noise signal processing
07/25/1990EP0379139A1 Ultrasonic diagnostic apparatus
07/24/1990US4943991 X-ray imaging system
07/24/1990US4942878 Localization method and device for determining the degree of fragmentation of stones
07/19/1990DE4001182A1 Ultrasonic diagnostic apparatus for internal body cavity examination
07/18/1990EP0377901A1 Shock-wave curative apparatus
07/18/1990EP0377571A1 Imaging process and system for transillumination with photon frequency marking.
07/17/1990US4941474 Multivariable analysis of bone condition
07/11/1990EP0377554A1 Method for measuring blood pressure
07/04/1990EP0376567A2 Array of ultrasonic transducer
07/04/1990EP0376396A2 Transducer for ultrasonic medical imaging
07/03/1990US4938232 Coupling a membrane to the skin of a human being
07/03/1990US4938225 Ultrasonic echograph utilizing at least one piezoelectric transducer with an associated random phase screen, and method of scanning an object by means of such an echograph
06/1990
06/28/1990WO1990005492A3 Lithotripter with two localization devices in an isocentric system
06/27/1990EP0375441A1 Ultrasonic doppler blood flow velocity detection apparatus
06/27/1990EP0375132A1 A miniaturized mechanically steerable ultrasonic probe
06/26/1990US4937797 Method and apparatus for controlling scan line direction in a linear array ultrasonic doppler scanning system
06/26/1990US4936308 Method and apparatus for measuring acoustic characteristics and temperature
06/26/1990US4936307 Ultrasonic observation system and an ultrasonic endoscope system
06/26/1990US4936291 Concrement locating apparatus utilizing X-rays and ultrasonic detectors
06/26/1990US4936281 Ultrasonically enhanced RF ablation catheter
06/26/1990EP0353294A4 System for angioplasty and ultrasonic contrast imaging.
06/20/1990EP0373603A2 Ultrasonic probe
06/19/1990US4934998 Prenatal audio apparatus
06/19/1990US4934373 Method and apparatus for synthesizing a continuous estimate signal from segments of a Gaussian signal provided by ultra sonic doppler measurement on a fluid flow
06/19/1990US4934370 Pinhole focused optics for locating visual axis of the eye for ultrasonic interior measurement
06/13/1990EP0372589A2 Ultrasonic probe
06/13/1990EP0198923B1 Ultrasonic diagnostic apparatus
06/12/1990US4932415 Method of color coding two dimensional ulltrasonic doppler velocity images of blood flow on a display
06/12/1990US4932414 System of therapeutic ultrasound and real-time ultrasonic scanning
06/06/1990EP0371590A1 Non-contact ultrasonic tonometer
06/06/1990EP0371043A1 Method and device for fitting a flexible elongated thin-walled protective tube around a head used for diagnostic purposes and an elongated transmission tube joined thereto.
06/05/1990US4930515 Ultrasound probe with multi-orientation tip-mounted transducer
06/05/1990US4930514 Ultrasonic imaging apparatus
06/05/1990US4930513 Two dimensional processing of pulsed Doppler signals
06/05/1990US4930512 Hand held spring-loaded ultrasonic probe
06/05/1990US4930511 Ultrasonic densitometer device and method
06/05/1990US4930507 Monitoring the resonant behavior of in)vivo eye
05/1990
05/31/1990WO1990005492A2 Lithotripter with two localization devices in an isocentric system
05/31/1990DE3929612A1 Intracavitary ultrasonic probe coupler to investigation object - has inner and outer casings with liquid-tight seal forming inner liquid-filled chamber, protective tube
05/30/1990EP0370841A1 Ultrasound treatment apparatus using a focalizing and oscillating piezoelectric ceramic device
05/29/1990US4928705 Acoustic aneurysm detector and associated method
05/29/1990US4928699 Ultrasonic diagnosis device
05/29/1990US4928698 Device for measuring the speed of moving organs and blood flows by correlation
05/29/1990US4928697 Non-contact high frequency tonometer
05/23/1990EP0369353A1 Method and apparatus for controlling scan line direction in a linear array ultrasonic doppler scanning system
05/22/1990US4926875 Implantable and extractable biological sensor probe
05/22/1990US4926874 Method for determining blood pressure
05/22/1990US4926872 Ultrasonic transducer system and method for the operation thereof
05/22/1990US4926871 Apparatus and method for non-invasively and automatically measuring the volume of urine in a human bladder
05/22/1990US4926870 Method and apparatus for ultrasonic analysis of bone strength in vivo
05/17/1990WO1990004946A1 Ultrasonic diagnostic apparatus
05/16/1990EP0368418A1 Device for focussing an ultrasonic beam in three dimensions
05/16/1990EP0367826A1 Pulse doppler mti apparatus
05/15/1990US4926380 Ultrasonic imaging apparatus
05/15/1990US4924869 Ultrasonic diagnostic system
05/09/1990EP0367251A1 Sensor unit for telemetry
05/08/1990CA1268822A1 Systems and methods for monitoring the fetal heart
05/03/1990WO1990004793A1 Process and device for measuring a two-dimensional reflective structure
05/03/1990WO1990004360A1 Lithotripsy device
05/03/1990DE3940402A1 Ultrasonic transducer array element apparent prepositioning - feeds signals, received by active aperture of transducer array, to several delay units
05/02/1990EP0366387A2 Obtaining three-dimensional images from tomographic data
05/02/1990EP0365981A1 Lithotripsy apparatus
05/02/1990EP0365840A1 Method of producing a jaw bone anchored type head positioner
05/01/1990US4922422 Method and apparatus for selective suppression of portions of an echographic signal to improve image reconstruction
05/01/1990US4920967 Doppler tip wire guide
05/01/1990US4920966 Ultrasound transducer holder
04/1990
04/25/1990EP0365467A2 Ultrasonic contrast agent consisting of gas bubbles and microparticles containing a fatty acid
04/24/1990US4920521 Method and system for interpolation-processing delay time data
04/24/1990US4920491 Enhancement of image quality by utilization of a priori information
04/24/1990CA1268245A1 Apparatus for scanning moving objects, notably flowing blood, by means of ultrasound echography
04/19/1990WO1990004244A1 Anthropomorphic cardiac ultrasound phantom
04/18/1990EP0363482A1 Pulse doppler ultrasonic diagnosis apparatus
04/17/1990US4918605 Method and system for detecting and processing ultrasonic doppler signals
04/17/1990US4917097 Apparatus and method for imaging small cavities
04/17/1990US4917096 Portable ultrasonic probe
04/17/1990CA1267968A1 Ultrasonic device for measuring acceleration of moving reflective member