Method and Apparatus for Ultrasonic Drug Delivery and Medical Diagnostic Imaging Apparatus
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Accused Products
Abstract
According to the present invention, there are provided an ultrasonic drug delivery method and an ultrasonic drug delivery apparatus each capable of performing more localized and efficient drug-delivery with the aid of ultrasonic irradiation under static pressure, which increases the effect of drug delivery to deep tissue parts in treatment by ultrasonic irradiation to a living body for delivery of drugs such as nucleic acids (such as DNA, RNA, decoys, and RNAi), proteins and pharmaceutical compounds, and there is also provided a medical diagnostic imaging apparatus.
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Citations
42 Claims
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1-28. -28. (canceled)
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29. An ultrasonic drug delivery apparatus, comprising:
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a static pressure application unit that applies a static pressure to a subject, wherein the static pressure application unit comprises a pressure container that accommodates the subject, a pressurizing mechanism that pressurizes the inside of the pressure container so as to apply the static pressure to the subject, and a pressure sensor that detects the pressure applied to the inside of the pressure container; an ultrasonic wave application unit that applies an ultrasonic wave to the subject; a drive unit that is provided outside the pressure container to drive at least one ultrasonic transducer; and an airtight cable that connects the drive unit to the pressure container, wherein a drug is delivered to the subject, while the static pressure and the ultrasonic wave are applied to the subject. - View Dependent Claims (39, 40, 41, 42)
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30. An ultrasonic drug delivery apparatus, comprising:
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a static pressure application unit that applies a static pressure to a subject and comprises a pressure container; and an ultrasonic wave application unit that applies an ultrasonic wave to the subject, wherein a drug is delivered to the subject, while the static pressure and the ultrasonic wave are applied to the subject, the pressure container is a standard container for irradiation of the ultrasonic wave to the subject, the ultrasonic wave application unit has an ultrasonic transducer to emit the ultrasonic wave and accommodates an acoustic medium that is provided with the ultrasonic transducer and acoustically connects the ultrasonic transducer to the standard container, and the ultrasonic wave application unit has a holding part that holds the standard container such that the standard container coincides with a region on which the irradiation of the ultrasonic wave emitted from the ultrasonic transducer is focused.
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31. An ultrasonic drug delivery apparatus, comprising:
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a static pressure application unit that applies a static pressure to a subject and comprises a pressure container; and an ultrasonic wave application unit that applies an ultrasonic wave to the subject, wherein a drug is delivered to the subject, while the static pressure and the ultrasonic wave are applied to the subject, the pressure container is cylindrical, the ultrasonic wave application unit comprises a plurality of ultrasonic transducers to emit the ultrasonic wave, and the plurality of ultrasonic transducers are arranged at least on a cylindrical inner wall of the pressure container. - View Dependent Claims (32, 33)
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34. An ultrasonic drug delivery apparatus, comprising:
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a static pressure application unit that applies a static pressure to a subject and comprises a pressure container and a pressurizing mechanism; and an ultrasonic wave application unit that applies an ultrasonic wave to the subject, wherein a drug is delivered to the subject, while the static pressure and the ultrasonic wave are applied to the subject, the pressure container is a standard container for irradiation of the ultrasonic wave to the subject, the pressurizing mechanism is a syringe pressurizer and pressurizes the inside of the standard container such that the static pressure is applied to the subject, and the ultrasonic wave application unit comprises an ultrasonic transducer to emit the ultrasonic wave and applies the ultrasonic wave from the outside of the standard container to the subject.
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35. An ultrasonic drug delivery apparatus, comprising:
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a static pressure application unit that applies a static pressure to a subject and comprises a pressure container; and an ultrasonic wave application unit that applies an ultrasonic wave to the subject, wherein a drug is delivered to the subject, while the static pressure and the ultrasonic wave are applied to the subject, and the pressure container is made of a material that allows delivery of the drug to the subject to be checked with a molecular imaging device. - View Dependent Claims (36, 37, 38)
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Specification