Ultrasound or shock wave work process and preparation for carrying out same
Patent 5380411 Issued on January 10, 1995. Estimated Expiration Date: 
January 10, 2012. 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.
January 10, 2012. 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 ReferencesUltrasonic image enhancement Carrier liquid solutions for the production of gas microbubbles, preparation thereof, and use thereof as contrast medium for ultrasonic diagnostics Method of production and use of microbubble precursors Ultrasonic device for applying cavitation forces Patent #: 4920954 InventorAssigneeApplicationNo. 548912 filed on 08/02/1990US Classes:204/157.15, Processes of treating materials by wave energy601/2, Ultrasonic601/4, Contact-free comminution of concretion604/22, With means for cutting, scarifying, or vibrating (e.g., ultrasonic, etc.) tissue606/128With fragmenting meansExaminersPrimary: Gorgos, KathrynAttorney, Agent or FirmForeign Patent References
International ClassC07C 001/00Foreign Application Priority Data1987-12-02 DEAbstractThe invention relates to a shock wave or ultrasound work process wherein shock wave or ultrasound generators are used to produce shock waves or ultrasound in a medium in which an effect is to be achieved, wherein to this medium is added a preparation which contains or produces microbubbles which cause an intensification of the shock wave or ultrasound effect, and to a preparation for carrying out the process wherein this preparation can also be used for the specific destruction of biological tissue with ultrasound and shock waves. |
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