"Softfil", "TSK STERiGLIDE(TM) by Air-Tite Products", and "Sculpt-face". The primary structural differences between microcannulas is the distance of the extrusion port or pore from the tip (closer is more precise), the bluntness of the tip (tapered blunt tip is easier for entry), and the flexibility of the shaft (enough flexibility to move around sensitive structures but enough rigidity for precise placement).

Since microcannula tips are blunt, a Pilot or Introducer needle is required for entry