Which one of the following device provides fixed performance oxygen therapy:: (A) Nasal Cannula, (B) Venturi mask, (C) O2 by T-piece, (D) SO2
Answer is B. B i.e. Ventimask Ventimask or venturimasks are high flow or fixed performance (performance not affected by changes in patient's tidal volume and respiratory rate) oxygen delivery devicesQ delivering accurate oxygen concentration