VIVARO Cannula: design and size range
Dongwoo M Techno makes VIVARO Cannula as a single-use blunt cannula for dermal and subdermal injection procedures. It is a different product line from the beveled VIVARO meso needle; check the line name, gauge and length on the package.
A blunt tip for controlled delivery
Dongwoo M Techno describes a consistent outer diameter and handling designed for controlled delivery of higher-viscosity materials such as hyaluronic acid fillers. Product choice and technique belong to the treating professional.
The tip is rounded, with a side opening near the tip for fluid delivery.

Available gauges and lengths
G indicates gauge: a higher number means a finer cannula. Each gauge has the length options listed below.
| Gauge | Length (mm) |
|---|---|
| 16G | 100, 150 |
| 17G | 50, 70, 90, 100, 150 |
| 18G | 50, 70, 90, 100, 150 |
| 19G | 40, 50, 60, 70, 90, 100 |
| 20G | 40, 50, 60, 70, 90, 100, 120, 150 |
| 21G | 40, 50, 60, 70, 90, 100 |
| 22G | 40, 50, 70 |
| 23G | 40, 50, 70, 80 |
| 24G | 40, 50, 70 |
| 25G | 30, 40, 50, 70 |
| 27G | 30, 40, 50, 70 |
| 30G | 25, 30, 38 |
Cannula and meso have different tips
VIVARO Cannula has a blunt tip and a side opening for fluid delivery. VIVARO meso has a sharp, beveled tip for mesotherapy. Their different designs suit different professional techniques.


