Patent · US Active

System for ventilating patients

US10898665B2 · kind B2 · utility

0Cited by

1References

19Claims

0Family size

Assignee

DRÄGERWERK AG & CO. KGAA · DE

Inventors

Hans-Ullrich HANSMANN · Klein Barnitz, DE
Meinhard Braedel · Bargteheide, DE
Karsten Hiltawsky · Stockelsdorf, DE

Key dates

Filing date	Nov 16, 2017
Grant date	Jan 26, 2021
Priority date	—
Expiry date	Sep 1, 2038

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2205/0294
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A system (1) for ventilating patients includes a gas passage unit (2), which has a first inlet opening (6) with a fluid-communicating connection to a pressurized gas source (12, 13) and an outlet opening (9) connected to the first inlet opening (6) in a manner. A patient interface (3), for ventilation, includes an interface inlet opening (10). A gas line element (4) has a fluid-communicating connection to the outlet opening (9) and to the interface inlet opening (10). A controllable pressure change element (5) is provided between the first inlet opening (6) and the interface inlet opening (10). A second inlet opening (8) has a fluid-communicating connection to the gas line element (4). A control unit (7) controls the controllable pressure change element (5). A device or a system (1), which provides fully adequate ventilation with high performance with minimal expenditure for hardware, is provided.

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