RESTRICTING OSCILLATION AND COLLAPSE OF CAVITATION BUBBLES

摘要

The invention discloses an apparatus for use in a hair cutting device (100), the hair cutting device having an optical waveguide (102) having a sidewall, wherein a portion of the sidewall forms a cutting face for contacting a hair on the body of a subject, the apparatus comprising a disruption element configured to restrict the oscillation and collapse of a cavitation bubble at the optical waveguide.