LASD Sinus DrillDSI Lateral Approach Sinus Drill is designed specifically for perforation of the lateral wall. The special design allows precise perforation of a lateral window or expansion of an existing one. The drill can be used at an angle, using reciprocation movements, or as a regular straightforward cutting. Using this drill not only does not damage the membrane but also gives you more working space, thanks to the angle approach. A special nano particle