Research & EvidenceIssue 01

Can Sound Destroy a Tumor?

The science behind histotripsy — and what it does, and does not, tell us about sound.

Cover. Research & Evidence, Issue 01. Can Sound Destroy a Tumor? The science behind histotripsy.
What if sound could destroy a tumor without a scalpel, needle, radiation or an incision? It sounds like science fiction, but it is now a real medical technology.
A new kind of ultrasound. In October 2023 the U.S. FDA authorised the HistoSonics Edison System, a focused-ultrasound device for the non-invasive destruction of liver tumours. The FDA classifies the technology as a non-thermal, mechanical process of focused ultrasound.
The physics of histotripsy. Short, high-amplitude focused ultrasound pulses create acoustic cavitation: microscopic bubbles form, expand and collapse, and the resulting mechanical forces disrupt the targeted tissue. Focused ultrasound, then cavitation, then mechanical force.
In other words: sound energy can be transformed into a precisely controlled mechanical force.
For Frequency Infused Wellness, histotripsy is an example of curiosity about sound becoming rigorous engineering and science. It is not presented as evidence that wellness frequencies treat disease — a focused-ultrasound medical device and a wellness sound experience differ in kind, mechanism and measurable outcome.
The difference between science and speculation lies in what happens next. How much energy, at what frequency, delivered how, to what target, through what mechanism, with what measurable outcome — and can the result be reproduced?
The bigger question: what happens when energy, frequency and matter interact? The answer depends on the physics, and the evidence. Sources: U.S. FDA De Novo classification request DEN220087, and the FDA Roundup of October 13, 2023.

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