Method and apparatus for controlling ultrasonic fragmentation of

Details Method and apparatus for controlling ultrasonic fragmentation of Method and apparatus for controlling ultrasonic fragmentation of

1990-04-03

1992-05-12

Pellegrino, Stephen C.

Surgery

Means for introducing or removing material from body for...

With means for cutting, scarifying, or vibrating tissue

128 24AA, 310323, A61B 1700

Patent

active

051123002

ABSTRACT:
This invention is related to an improved method and apparatus for use in controlling the ultrasonic fragmentation of the body tissue. The ultrasonic apparatus includes a transducer assembly mounted in the handpiece assembly. The transducer is operable for converting electrical power to ultrasonic mechanical vibrational energy. A vibrational amplifying device is coupled to the transducer assembly and includes in series asymmetrical horn and symmetrical horn portions. Included in one of the horn portions is an operative tip.

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