Sterimedix is proud to introduce the Silkann range of aesthetic cannulas and the new & revolutionary Grooved Tip Injection Cannula - designed for the treatment of small facial scars and surface defects. The GTI Cannula represents a significant advance in the treatment of scars removing the risks associated with the use of a blade or sharp needle for subcision. With over 30 years experience making surgical devices, Sterimedix has the cannula to meet you needs.