Methods of using high intensity focused ultrasound to form an ablated tissue area containing a plurality of lesions
0 Assignments
0 Petitions
Accused Products
Abstract
A method of thermal ablation using high intensity focused ultrasound energy includes the steps of positioning an ultrasound emitting member, emitting ultrasound energy from the ultrasound emitting member, focusing the ultrasound energy, ablating with the focused ultrasound energy to form an ablated tissue area and removing the ultrasound emitting member.
-
Citations
45 Claims
-
1-26. -26. (canceled)
-
27. A method of eliminating the need for at least one surgical incision for the treatment of a medical condition by creating a plurality of ablative lesions in an area of tissue of a patient, the method comprising:
-
positioning an ultrasound emitting member adjacent the area of tissue;
emitting ultrasound energy from the ultrasound emitting member in the range of about 0.5 to 12 MHz into the area of tissue;
moving the ultrasound emitting member along the area of tissue;
focusing the ultrasound energy in a plurality of spaced focusing zones contained in the area of tissue; and
heating the area of tissue at the focusing zones with the focused ultrasound energy for a duration in the range of about 2 to 60 seconds to achieve a temperature in the range of about 60 to 90 degrees Celsius to form the plurality of ablative lesions in the area of tissue. - View Dependent Claims (28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
-
-
38. A method of eliminating the need for at least one surgical incision for the treatment of a medical condition by creating a plurality of overlapping ablative lesions in an area of tissue of a patient, the method comprising:
-
positioning an ultrasound emitting member adjacent the area of tissue;
emitting ultrasound energy from the ultrasound emitting member in the range of about 0.5 to 12 MHz into the area of tissue;
focusing the ultrasound energy in a plurality of spaced focusing zones contained in the area of tissue; and
heating the area of tissue at the focusing zones with the focused ultrasound energy for a duration in the range of about 2 to 60 seconds to achieve a temperature in the range of about 60 to 90 degrees Celsius to form the plurality of overlapping ablative lesions in the area of tissue. - View Dependent Claims (39, 40, 41, 42, 43, 44, 45)
-
Specification