×

Apparatus for applying high-intensity ultrasonic waves to a target volume within a human or animal body

  • US 5,664,570 A
  • Filed: 02/20/1996
  • Issued: 09/09/1997
  • Est. Priority Date: 02/20/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. An apparatus for applying high intensity vibrational energy to a target volume disposed within a contiguous surrounding medium, comprising:

  • means for introducing vibrational energy into a work medium, said means comprising first and second actuator members;

    said first and second actuator members being aligned with each other along a first longitudinal axis;

    said first actuator member being operationally positionable adjacent said work medium;

    said first actuator comprising a first planar surface perpendicular to said first longitudinal axis and means for oscillating said first planar surface parallel to said first longitudinal axis at a first frequency;

    said second actuator member comprising a second planar surface perpendicular to said first longitudinal axis facing said first planar surface and being operationally positionable adjacent said work medium;

    and said second actuator member comprising means for oscillating said second planar surface parallel to said first longitudinal axis at said first frequency;

    and means for establishing a first standing pressure wave in said work medium between said first planar surface and said second planar surface;

    wherein said means for establishing said first standing pressure wave in said work medium between said first planar surface and said second planar surface comprises means for controlling a phase angle of oscillation of said first planar surface relative to a phase angle of oscillation of said second planar surface.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×