Patent · US Active

Oral-nasal cannula system enabling CO2 and breath flow measurement

US9044565B2 · kind B2 · utility

8Cited by

34References

11Claims

0Family size

Assignee

Oridion Medical 1987 Ltd. · IL

Inventors

Joshua Lewis Colman · Jerusalem, IL
Gershon Levitsky · Jerusalem, IL

Key dates

Filing date	Oct 28, 2009
Grant date	Jun 2, 2015
Priority date	—
Expiry date	Apr 26, 2032

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2230/432
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An oral-nasal cannula comprising at least one nasal breath inlet for carbon dioxide (CO2) sampling; and at least one nasal breath inlet for flow measurement, wherein said at least one nasal breath inlet for flow measurement is separated from said at least one nasal breath inlet for CO2 sampling, such that said cannula is configured to facilitate CO2 sampling and flow measurement essentially without cross-interference.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.