Fig. 3
From: Results of an experimental study of subgingival cleaning effectiveness in the furcation area
a Design and radiation behavior in the detailed images of LAPA-1 with a subgingival instrument tip, used with glycine powder at a particle size of 25 μm (LM-Glycine Neutral, LM-Instruments Oy, Parainen, Finland). b Design and radiation behavior in detailed images of LAPA-2 with a subgingival instrument tip, used with erythritol powder at a particle size of 14 µm (PERIOFLOW handpiece, EMS, Nyon, Switzerland)