Tri-Med recommends using a new oxygen cannula every 5-7 days for proper cannula hygiene.
Salter Labs Standard, Ultra Soft, High Flow Oxygen Nasal Cannula
16SOFT-4, 16SOFT-7, 1600-4, 1600-7, 16SOFT-HF-7, 1616-4, 1616-7, 1600Q-7, 1600-TLC-7, 1600Q-TLC-7, 1616-TLC-7

WestMed Comfort Soft Plus Oxygen Nasal Cannula
0556

Hudson RCI Medline Softech and Softech Plus Oxygen Nasal Cannula
HUD1820, HUD1827, HUD1870
Sunset Healthcare Solutions Soft Oxygen Nasal Cannula
RES1104S, RES1107S
Chad Oxymizer Oxygen Saving System
P-224