초록 ▼

A nasal/oral cannula for the collection of exhaled gases from the nostrils of a patient, made up of two nasal prongs for insertion into the patient's nostrils and a collection tube for the collection of the exhaled gases, the nasal prongs and the collection tube being connected at a single junction,

A nasal/oral cannula for the collection of exhaled gases from the nostrils of a patient, made up of two nasal prongs for insertion into the patient's nostrils and a collection tube for the collection of the exhaled gases, the nasal prongs and the collection tube being connected at a single junction, such that the exhaled gases flow freely from the nasal prongs to the collection tube. An oral prong can also be provided, whose end is placed near the oral cavity of the patient, the oral prong too being connected at the single junction of the nasal prongs and the collection tube.

대표청구항 ▼

1. An oral/nasal cannula for collection of exhaled gases from a patient having nostrils and an oral cavity, comprising:two nasal prongs for insertion into the nostrils of the patient; an oral prong for placement near the oral cavity of the patient, said nasal prongs and said oral prong being connect

1. An oral/nasal cannula for collection of exhaled gases from a patient having nostrils and an oral cavity, comprising:two nasal prongs for insertion into the nostrils of the patient; an oral prong for placement near the oral cavity of the patient, said nasal prongs and said oral prong being connected at a junction configured to be located substantially near the nostrils of the patient; and a collection tube for the collection of the exhaled gases from the patient, said collection tube having two opposite ends, one of which is at said junction.