VIRTUAL ULTRASONIC SCISSORS
First Claim
Patent Images
1. Apparatus comprising:
- at least first and second focused ultrasonic transducers, which are arranged facing each other; and
a controllable energy source, which is configured to activate the focused ultrasonic transducers to simultaneously generate respective first and second focused ultrasound beams having respective first and second focal zones located in close proximity to each other.
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Abstract
Apparatus is provided, which includes at least first and second focused ultrasonic transducers, which are arranged facing each other, and a controllable energy source. The energy source is configured to activate the focused ultrasonic transducers to simultaneously generate respective first and second focused ultrasound beams having respective first and second focal zones located in close proximity to each other. Other embodiments are also described.
173 Citations
54 Claims
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1. Apparatus comprising:
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at least first and second focused ultrasonic transducers, which are arranged facing each other; and a controllable energy source, which is configured to activate the focused ultrasonic transducers to simultaneously generate respective first and second focused ultrasound beams having respective first and second focal zones located in close proximity to each other. - View Dependent Claims (2, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 51)
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3-4. -4. (canceled)
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12. (canceled)
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18. A method comprising:
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identifying a target tissue region in a body of a subject; and destroying at least a portion of the target tissue region by simultaneously generating, in opposing directions, at least first and second focused ultrasound beams having respective first and second focal zones in close proximity to each other within the target tissue region. - View Dependent Claims (19, 22, 23, 26, 27, 28, 32, 34, 52)
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20-21. -21. (canceled)
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24-25. -25. (canceled)
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29-31. -31. (canceled)
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33. (canceled)
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35. Apparatus comprising:
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at least first and second focused ultrasonic transducers, which are arranged facing in generally a same direction; and a controllable energy source, which is configured to activate the focused ultrasonic transducers to simultaneously generate respective first and second focused ultrasound beams having respective first and second focal zones, which are located in close proximity to each other, and have oppositely-signed pressures. - View Dependent Claims (36, 39, 40, 41, 42, 53)
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37-38. -38. (canceled)
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43. A method comprising:
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identifying a target tissue region in a body of a subject; and destroying at least a portion of the target tissue region by simultaneously generating, in non-opposing directions, at least first and second focused ultrasound beams having respective first and second focal zones, which are in close proximity to each other within the target tissue region, and which have oppositely-signed pressures. - View Dependent Claims (44, 47, 48, 49, 50, 54)
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45-46. -46. (canceled)
Specification