Patents
Patents for A61B 8 - Diagnosis using ultrasonic, sonic or infrasonic waves (41,493)
04/1994
04/06/1994EP0591061A1 Method and device for acoustic examination with time reversal
04/06/1994EP0590193A1 Ultrasonic transducer arrangement with acoustic impedance matching layer
04/05/1994US5299578 Endoscopic probe
04/05/1994US5299576 Ultrasonic synthetic aperture diagnostic apparatus
03/1994
03/31/1994WO1994006353A1 Apparatus for ultrasonically detecting emboli
03/30/1994EP0589396A2 Ultrasound transducer with improved rigid backing
03/30/1994EP0589082A1 Intracavitary ultrasonic probe
03/30/1994EP0588882A1 Flowmeters
03/30/1994CN1084410A Improvements in or relating to contrast agents
03/29/1994US5297553 Ultrasound transducer with improved rigid backing
03/29/1994US5297552 Process for measuring the position of at least one mobile interface using ultrasound and apparatus for carrying out said process
03/29/1994CA1328124C Ultrasound generator and emitter
03/24/1994CA2106444A1 Ultrasound transducer with improved rigid backing
03/23/1994EP0587646A1 Method and apparatus for displaying multi-frequency bio-impedance
03/23/1994EP0409822B1 An adapter for brain surgery
03/23/1994CN2159195Y Ultrasonic diagnostic apparatus with color changing device
03/22/1994USRE34566 Three-dimensional imaging system
03/22/1994US5295486 Transesophageal echocardiography device
03/22/1994US5295485 Ultrasonic diagnostic system
03/22/1994US5295483 Locating target in human body
03/17/1994WO1994005208A1 Method and apparatus for thrombolytic therapy
03/17/1994DE4230415A1 Ultrasonic thickness measurement system e.g. for fat and muscle - includes piezoelectric crystals and ultrasonic processing circuits for imaging of organs and different layers of tissue
03/17/1994CA2143954A1 Method and apparatus for thrombolytic therapy
03/16/1994EP0470954B1 Device for transoesophagal echocardiography
03/16/1994EP0433306B1 Ultrasonic endoscope system
03/15/1994US5293873 Measuring arrangement for tissue-optical examination of a subject with visible, NIR or IR light
03/15/1994US5293871 System for ultrasonically determining corneal layer thicknesses and shape
03/10/1994DE4229817A1 Non=destructive and non-invasive ultrasonic measurement of temp. inside e.g. liver or kidney - applying pulse-contg. acoustic waveform at spaced times and comparing image echo signals e.g. by subtraction
03/10/1994DE4229630A1 Acoustic lens with variable focal length for acoustic working medium - has optical fluid and pressure equalising medium between incident and emergent lens walls
03/10/1994DE4226865A1 Ultrasonic dermatological diagnosis arrangement - contains applicator with ultrasonic transducer and image display forming hand guided diagnostic unit
03/09/1994EP0585492A1 Apparatus for determining the mechanical properties of a solid
03/08/1994US5291896 Cardiac output probe assembly
03/08/1994US5291893 Endo-luminal ultrasonic instrument and method for its use
03/08/1994US5291892 Ultrasonic flow imaging
03/03/1994WO1994004073A1 Blood flow monitoring system
03/02/1994EP0483138B1 Lithotripter with two localization devices in an isocentric system
03/02/1994CN2157746Y B ultrasonic location mechanism for external shock wave lithotriptor
03/02/1994CN2157742Y Ultrasonic position finder
03/01/1994US5291090 Curvilinear interleaved longitudinal-mode ultrasound transducers
03/01/1994US5289831 Surface-treated stent, catheter, cannula, and the like
03/01/1994US5289821 Method of ultrasonic Doppler monitoring of blood flow in a blood vessel
03/01/1994US5289820 Ultrasonic plethysmograph
03/01/1994CA1327392C Steered linear color doppler imaging
02/1994
02/23/1994EP0583386A1 Method and apparatus for elastographic measurement and imaging
02/22/1994US5287856 Focal range locating system for lithotrity
02/22/1994US5287753 Continuous display of peak and mean blood flow velocities
02/17/1994WO1994003110A1 Catheter track and catheter for diagnosis and treatment
02/17/1994CA2120147A1 Catheter track and catheter for diagnosis and treatment
02/15/1994US5286259 Dual-diameter multifunction catheter
02/15/1994US5285788 Ultrasonic tissue imaging method and apparatus with doppler velocity and acceleration processing
02/14/1994CA2076137A1 Apparatus for determining the mechanical properties of a solid
02/09/1994EP0582462A2 Ultrasonic diagnosing apparatus
02/08/1994US5284148 Intracavity ultrasound diagnostic probe using fiber acoustic waveguides
02/08/1994US5284147 Ultrasonic probe to be installed on fingertip
02/08/1994US5284146 Removable implanted device
02/08/1994US5284143 Apparatus for treating bone pathologies with acoustic energy
02/03/1994WO1994002136A1 Rapamycin derivatives
02/03/1994WO1994002069A1 Flowmeters
02/02/1994EP0581704A1 Method for determining the position of an organ
02/01/1994US5282472 System and process for the detection, evaluation and treatment of prostate and urinary problems
02/01/1994US5282471 Ultrasonic imaging system capable of displaying 3-dimensional angiogram in real time mode
01/1994
01/26/1994EP0580304A1 Intracavity ultrasound diagnostic probe using fiber acoustic waveguides
01/26/1994EP0579673A1 Testing implants.
01/25/1994US5280787 Ultrasonic method and apparaus for determination of vessel location and size
01/20/1994WO1994001163A1 Equipment for treating circulatory arrest
01/20/1994WO1994001037A1 Medical devices
01/19/1994EP0296189B1 Process for ultrasonic pressure measurement in a liquid using micro-bubbles
01/19/1994CN2153334Y Medical homothermal ultrasonic couplant heater
01/18/1994US5280429 Method and apparatus for displaying multi-frequency bio-impedance
01/18/1994US5279302 Ultrasonic doppler blood flow measuring apparatus
01/18/1994US5279301 Ultrasonic image analyzing apparatus
01/18/1994CA1326192C Apparatus for use in cannulation of blood vessels
01/13/1994DE4320588A1 Gray scale windowing process for eg medical diagnosis - maximises use of changes in signal intensity determining windowing as function of spatial frequency
01/12/1994EP0577982A2 Ultrasonic imaging system
01/12/1994CN1023442C Method of and apparatus for acoustic nondestructive testing elasticity of biologic soft tissue
01/06/1994WO1994000052A1 Automated position translator for ultrasonic imaging probe
01/05/1994EP0576607A1 Catheter for laser treatment of atherosclerotic plaque and other tissue abnormalities
01/05/1994EP0576543A1 Ultrasonic position indicating apparatus and methods
01/04/1994US5276654 Apparatus for the examination of objects by ultrasonic echography
01/04/1994US5275167 Acoustic transducer with tab connector
01/04/1994US5275166 Method and apparatus for performing ultrasonic assisted surgical procedures
12/1993
12/29/1993EP0576217A1 Ultrasound bone analyser
12/29/1993EP0575363A1 Therapeutic endo-rectal probe, in particular for treatment of prostatic cancer
12/28/1993US5274759 Ultrasonic diagnostic apparatus capable of multi-frame representation
12/28/1993US5273045 Ultrasonic equipment and its catheter-type ultrasonic probe
12/28/1993CA1325671C Hand held spring loaded ultrasonic probe
12/28/1993CA1325590C Concentrated stabilized microbubble-type ultrasonic imaging agent
12/23/1993WO1993025146A1 Ultrasonic densitometer device and method
12/22/1993EP0574923A2 Flow monitor and vascular access system with continuously variable frequency control
12/22/1993CN2149870Y Heating warmer special for B ultrasonic wave coupling agent
12/21/1993US5271928 Stable microbubbles suspensions injectable into living organisms
12/21/1993US5271408 Hydrodynamic system for blood flow measurement
12/21/1993US5271404 Method and apparatus for processing signal data to form an envelope on line
12/21/1993US5271403 Ultrasound imaging system
12/21/1993US5271402 Turbine drive mechanism for steering ultrasound signals
12/21/1993CA1325458C Vivo ultrasonic system for angioplasty and ultrasonic contrast imaging
12/20/1993CA2098788A1 Flow monitor and vascular access system with continuously variable frequency control
12/16/1993DE4316643A1 Diagonal ultrasonic system with acoustic command unit - has commands entered via microphone with processing unit to generate digital input transmitted to control unit
12/14/1993US5269308 Ultrasonic doppler imaging apparatus
12/14/1993US5269307 Medical ultrasonic imaging system with dynamic focusing