Antibacterial/antiviral filtering device for ventilation systems
OwnerPier Luigiinventor
Life of this patent
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Abstract
In a ventilation system, such as anaesthesia machines or ventilators for intensive care, provided with a hosed directed to patient, a breathable gas supplying tube, an exhaustion tube and an antibacterial/antiviral filtering device connected at one side to the hose and at the other side to the breathable gas supplying tube and to the exhaustion tube, the filtering device including a casing, provided with an inlet conduit connected to the breathable gas supplying tube, and an outlet conduit connected to the hose; the casing having at least two chambers having parallel axes, defined by at least a common wall, and in fluid connection one with the other.
Claims8
Antibacterial/antiviral filtering device for ventilation systems, provided with a hose directed to the patient, a breathable gas supplying tube, an exhaustion tube and an antibacterial/antiviral filtering device connected at one side to said breathable gas supplying tube and to said exhaustion tube, the said filtering device comprising a casing, provided with an inlet conduit connected to the breathable gas supplying tube, and an outlet conduit connected to the said hose, at least two chambers having a common wall;
- a first chamber being in communication with the inlet conduit of the breathable gas, and provided with an antibacterial/antiviral filter;
- the second chamber being in communication with a conduit connected to the exhaustion tube characterized in that the said two chambers have parallel axis, least a common wall and in fluid connection one with the other by means of one or more openings formed through said wall;
- that the said first chamber is in communication with the said inlet conduit of the breathable gas, and with the said outlet conduit;
- that the said second chamber is in communication with a conduit connected to the said exhaustion tube, and with the said outlet conduit, the pressure of the inlet breathable gas being higher than that of the exhaled gas.
Dependencies are inferred from the claim text.