| Size | 6Fr/8Fr/10Fr/12Fr/14Fr/16Fr |
| Length | 32cm/36cm/42cm/54cm |

Caution-always use the recommended vacuum levels./Consider length of suctioning time 1.Grip the three-way adaptor in one hand and use the other hand to feed the suction catheter into the Endotracheal tube/Tracheostomy tube to the required depth.Depth markers can be visible through the protective cover for your guidance. 2.Once the suction catheter is in the desired position /depth depress the vacuum control valve to begin suctioning. 3.Remove the suction catheter until the protective sleeve is straight. 4.Repeat steps1-3 as necessary.