Two pulse technique for ultrasonic harmonic imaging
December 8, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesDevice for echography by means of focussed ultrasonic beams Methods and devices for ultrasonic imaging Method and circuit arrangement for energizing ultrasonic transducers which are utilized in impulse echo technology Contact agents for ultrasonic imaging Ultrasonic examination apparatus Ultrasonic irradiation system Method and apparatus for using Doppler modulation parameters for estimation of vibration amplitude Method of measuring regional tissue blood flow Image displaying method and device for realizing same in an ultrasonic diagnostic apparatus Ultrasonic diagnostic apparatus and image forming method therefor InventorsAssigneeApplicationNo. 986383 filed on 12/08/1997US Classes:600/443, Anatomic image produced by reflective scanning600/458Contrast enhancementExaminersPrimary: Jaworski, Francis J.Attorney, Agent or FirmInternational ClassA61B 008/00AbstractApparatus and methods are disclosed for the detection and imaging of ultrasonic harmonic contrast agents. The harmonic echo effect is detected through alternate polarity acquisition of harmonic contrast agent effects, which provides the benefits of suppressing the harmonic components of the transmitted signal while eliminating clutter.Other References
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