Surestream breath sampling lines for non-intubated patients integrate the Oridion innovative patient interface technology that reliably samples etCO2. This product works with works with Welch Allyn Propaq® and Atlas™ sidestream enabled monitors providing an accurate, reliable and easy to use assessment of your patient's breathing. Compatible with Welch Allyn Propaq® and Atlas™ sidestream enabled monitors Unique O2 delivery system (up to 5L/min) enables effective oxygen therapy and reduces the O2 drying effect on sensitive mucus membranes. Available in adult and pediatric Sizes Nasal sampling only