Low-frequency focus ultrasound-generating device for tumor treatment using ultrasound irradiation microbubble agent
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United States of America Patent
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Issued Date -
May 31, 2007
app pub date -
Jul 25, 2006
filing date -
Nov 29, 2005
priority date (Note) -
Abandoned
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Abstract
The invention relates to a low-frequency focus ultrasound-generating device and its application in clinical physical therapy to cause embolism of new blood vessels of tumor. The device comprises a hand grip, an ultrasound output, a half-ellipsoid reflector, and a water sack. The half-ellipsoid reflector is disposed on the forward end of the hand grip. The rear part of the ultrasound output is set in the hand grip, while the front part of the ultrasound output is set in the half-ellipsoid reflector. On a lateral side of the ultrasound output in the front of the hand grip, there is a tie-in for water infusion and gas exhaust. The inner portion of the tie-in is in communication with the inner portion of the half-ellipsoid reflector. At an opening on the forward end of the half-ellipsoid reflector is disposed the water sack. The front face of said ultrasound output lies in a focus of the half-ellipsoid reflector.
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