An ultrasonic testing device and method
Patent Information
- Authority / Receiving Office
- CN ยท China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHONGQING HAIFU (HIFU) TECHNOLOGY CO LTD
- Publication Date
- 2018-06-01
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Abstract
Description
technical field
[0001] The invention relates to ultrasonic medical technology, in particular to an ultrasonic detection device and method. Background technique
[0002] In ultrasonic medical equipment, it is necessary to use flowing water as the medium for ultrasonic transmission. In addition, water can also cool the treatment head at the same time. In flowing water, there is usually a certain amount of air bubbles. However, the existence of air bubbles will cause a large number of sound wave reflections and refractions during the propagation of ultrasonic waves, which will attenuate the ultrasonic energy, thereby affecting the effect of ultrasonic treatment, especially for high-grade patients. Intensity focused ultrasound therapy has a large energy attenuation, which not only affects the treatment effect, but also increases the treatment risk. In order to ensure the effect of ultrasonic therapy, it is necessary to detect the bubble content of ultrasonic water. At present,...