I-transducer yomfutho wegaziiyithuluzi lezokwelapha elisetshenziselwa ukukala umfutho wegazi ngokuguqula amandla okusebenza asetshenziswa ukugeleza kwegazi abe isignali kagesi. Liyingxenye ebalulekile ezinhlelweni zokuqapha umfutho wegazi ongenayo, evame ukusetshenziswa ezindaweni zokunakekelwa okubucayi njengamagumbi okuhlinzwa, amayunithi okunakekelwa okujulile (ama-ICU), kanye neminyango yezimo eziphuthumayo.