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US 11,446,455 B2Granted
Medical ventilator with internal casing including a motorized micro-blower and gas circuits
AssigneeAir Liquide Medical Systems
InventorRomain Davoine
Life of this patent
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Abstract
The invention relates to a respiratory assistance apparatus (10) comprising a rigid internal casing (1) comprising a motor compartment (3) within which a motorized micro-blower (2) is arranged. The casing (1) is formed from a first and a second half-casing (1a, 1b) which are rigidly connected to each other in a leaktight manner.
Claims10
A respiratory assistance apparatus (10) comprising a rigid casing (1) comprising a motor compartment (3) within which a motorized micro-blower (2) is arranged,
- characterized in that the casing (1) is formed from a first and a second half-casing (1a, 1b) which are rigidly connected to each other in a leaktight manner, said rigid casing (1) comprising:
- an air inlet compartment (11) comprising an air inlet opening (12) in communication with the atmosphere, said air inlet compartment (11) additionally being in fluidic communication with the motor compartment (3) via at least one air outlet opening (13),
- a gas outlet compartment (14) comprising a gas supply opening (15), said gas outlet compartment (14) being fed with gas by the motorized micro-blower (2),
- an oxygen circuit (16) comprising an oxygen inlet (17) and at least one oxygen outlet (18), said at least one oxygen outlet being in fluidic communication with the motor compartment (3), and
- a venting circuit (19) comprising an air inlet (20), formed in the air inlet compartment (11), and an air outlet (21).
2 more elements
Dependencies are inferred from the claim text.