The patented family of FilterLine etCO2 sampling lines is designed for use with Microstream -enabled capnography monitors and can be used on both intubated and non-intubated patients. FilterLine non-intubated sampling lines feature oral and nasal sampling as well as an innovative supplemental oxygen delivery system. One size fits adolescents through adults, and all FilterLine non-intubated sampling lines can be used with bi-level ventilation and CPAP. For some types of non-intubated sampling lines, pediatric products are also available.