title: Device for determining location of an endotracheal catheter tip.
abstract: The location of a catheter's tip in the bronchi may be determined using a stethoscope and an audible sound that has a frequency of 558 Hz and a sound pressure of 136 dB for the adult. The device is easy and safe to use, and has been used in a broad range of patients for over 4 yr without sequelae.
mesh_terms: D001314:Auscultation / Q000295:instrumentation*; D001980:Bronchi; D002404:Catheterization / Q000295:instrumentation*; D006801:Humans; D007442:Intubation, Intratracheal / Q000295:instrumentation*; D013396:Suction / Q000295:instrumentation