Patent ID: 8343100

Claim:
A surgical system, comprising: a surgical cassette, comprising: a plurality of fluid passages; a recess formed along a fluid passage of the plurality of fluid passages, wherein the recess includes an elastomeric acoustic coupler and at least one transmission window; and an ultrasound reflector aligned with the at least one transmission window in the recess; and a surgical console configured to control aspiration and irrigation through the surgical cassette, the surgical console having a cassette receiving portion; and an ultrasonic transducer located in the cassette receiving portion of the surgical console, the ultrasonic transducer configured to measure fluid flow in the fluid passage of the surgical cassette, when the cassette is installed in the cassette receiving portion of the console, the ultrasonic transducer being mounted in the cassette receiving portion by an elastic mount configured to apply a force to push the ultrasonic transducer against the elastomeric acoustic coupler.