Philips 1137367 Respironics Wisp Nasal Lab Mask Fabric Frame Large Doug Proof The internal spring mechanism is

The internal spring mechanism is built from non-rusting materials

the tube seals the trachea

5 cm and a needle extension capability of 0 to 8 cm

thus making it an invaluable tool in any surgical setting

5mm Micro-Fragment / CMF Systems

Philips 1137367 Respironics Wisp Nasal Lab Mask Fabric Frame Large Doug Proof The internal spring mechanism isPhilips 1137367 Respironics Wisp Nasal Lab Mask Fabric Frame Large Model: 1137367 Size: Large Nasal Lab Mask Frame: Fabric Comfort & FitThe 1137367 Wisp Nasal Mask with fabric frame in Large is intended for users with larger facial features wider nasal bridges, broader cheeks, or simply who find standard medium cushions leave gaps or leaks. Because of its larger cushion, it tends to cover more of the nose and may require slightly more strap tension to