Laryngeal Mask Airways kuti agwiritse ntchito kamodzi amapangidwa kuchokera kuzinthu zachipatala, ali ndi biocompatibility yabwino kwambiri.Zogulitsazo zili ndi mitundu ya 5: Normal PVC Laryngeal Mask Airways-NJIRA IMODZI, Normal Silicone laryngeal mask-NJIRA IMODZI , Kulimbitsa PVC Laryngeal Mask Airways-NJIRA ZIWIRI, Kulimbitsa Silicone laryngeal chigoba-NJIRA ZIWIRI, Kulimbitsa Silicone laryngeal chigoba-NJIRA IMODZI).