5 ira te whakapai kanohi me Takuta Haffner
He mea rongonui nga mahi whakaheke kanohi mo te iti, he hiki i te MACS ranei, engari he marumaru. He pai te mohio, he hiahia nga kaihoko ki te whakahiato kanohi endoscopic kaore he nawe, ko te mahi hou a Dr. Ka whakaputa ano a Haffner i Tiamana me nga USA. Ko te whakanekehanga kanohi endoscopic me te aranga o waenga endoscopic ka mahia ma roto i nga waahanga iti e hunahia ana e nga makawe kaore he werohanga kanohi, na reira he whakaahuru kanohi kaore he werohanga mata me te kore he nawe. He rereke, ko te 5 ira nui te whakakaha kanohi mena he nui te kiri iri me tango.