Ultrasonic Surgical Aspirator to Treat Deep Infrabony Defects: A New Flapless Minimally Invasive Approach

Figure 1

In the case of one or two wall defects, it was possible to use the transgingival approach through the very small access cavity on the basis of the papilla. (a) The sonotrode tip contacting the mucosa surface; (b) the small access after the CUSA treatment.

(a)

(b)