Noninvasively low-frequency ultrasonic apparatus for the brain therapy
First Claim
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1. A noninvasively low-frequency ultrasonic apparatus, comprising:
- an ultrasound driver having driving function;
an ultrasonic transducer for generating a low-frequency ultrasound;
a trigger circuit single chip having circuit control function;
a signal generator for sinusoidal-wave burst signal; and
,a focusing device having filtering and focusing function of ultrasound;
wherein the ultrasound driver being connected to the ultrasonic transducer, the trigger circuit single chip being connected to the signal generator, the signal generator being connected to the ultrasonic transducer, the focusing device is installed at the tip of the ultrasonic transducer to form the noninvasively low-frequency ultrasonic apparatus.
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Abstract
Ultrasonic energy has been proven that at suitable frequency range (670-kHz to 2-MHz), ultrasound can be focused to a specific target, and the concentrated energy has sufficient high acoustic pressure so that capable of inducing localized blood-brain barrier (BBB) disruption, which has an important implication on noninvasively delivering drug into brain.
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Citations
9 Claims
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1. A noninvasively low-frequency ultrasonic apparatus, comprising:
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an ultrasound driver having driving function; an ultrasonic transducer for generating a low-frequency ultrasound; a trigger circuit single chip having circuit control function; a signal generator for sinusoidal-wave burst signal; and
,a focusing device having filtering and focusing function of ultrasound;
wherein the ultrasound driver being connected to the ultrasonic transducer, the trigger circuit single chip being connected to the signal generator, the signal generator being connected to the ultrasonic transducer, the focusing device is installed at the tip of the ultrasonic transducer to form the noninvasively low-frequency ultrasonic apparatus. - View Dependent Claims (2, 3, 4, 5)
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6. The application method for a noninvasively low-frequency ultrasonic apparatus, comprising:
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generating a signal to a trigger circuit single chip, the signal being generated by a signal generator; emitting a trigger circuit signal to an ultrasound driver, the trigger circuit signal being generated by a trigger circuit single chip; driving the ultrasonic transducer by the ultrasound driver, so that the ultrasonic transducer being able to emit a low-frequency ultrasound; focusing the low-frequency ultrasound, delivering low-frequency ultrasound by the focusing device to achieve the application method of the noninvasively low-frequency ultrasonic apparatus. - View Dependent Claims (7, 8, 9)
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Specification