Abstract: The invention relates to an NO delivery apparatus (1) for supplying an NO-containing gas comprising a main gas circuit (200) with an NO inlet (2) configured for the coupling of a flexible conduit (12) conveying the NO-containing gas. First flow control means (210) control the circulation of the flow of gas in the main gas circuit (200) to which there is connected a purge circuit (250) having a purge outlet (6) in communication with the atmosphere. Second flow control means (252) for the purge circuit (250) control the circulation of gas towards the purge outlet. Operating means (205) control the flow control means (210; 252) so as to halt the circulation of gas in the main gas circuit (200) and allow the circulation of gas in the purge circuit (250) in response to user actuation of purge initiating means (7) such as, for example, a virtual button displayed on a screen. Gas supply installation (100) comprising the apparatus (1).

Abstract: The invention relates to a mobile trolley (1) comprising a baseplate (2), several castors (3), a support structure (4) projecting upwards from the baseplate (2), and at least one securing device (30) arranged on the support structure (4) for securing one or more gas cylinders (50) to the support structure (4). Each securing device (30) comprises a first strap element (31) comprising a free first end (31.1), and a second strap element (32) comprising a connecting device (20), these elements becoming secured to one another when the free first end (31.1) of the first strap element (31) is collaborating with the connecting device (20) of the second strap element (32). The strap elements (31, 32) are made of semirigid polymer. Use of such a trolley (1) for transporting one or more gas cylinders containing an NO/N2 mixture and/or oxygen.

Abstract: An electrode assembly for REM electrolysis, comprising: a porous sinter plate; a first mesh layer comprising an expanded metal mesh, the first mesh layer having an inner face joined to a face of the porous sinter plate; and, a protective coating applied to the assembly, wherein the first mesh layer is joined to the porous sinter plate at a plurality of point contact regions.

Abstract: The invention relates to a gas supply installation (1, 2, 3) comprising a gas injection module (500, 800), to which there are connected a mechanical ventilator (2) and an NO delivery apparatus (1). The gas injection module (500, 800) comprises a tubular module body (803) through which there extends an internal passage (811) of longitudinal axis (AA) and which comprises an upstream port (801); a downstream port (802); an external injection conduit (807) connecting to the tubular module body (803) and comprising an internal passage (811) for conveying an NO/N2 gas flow; and a tubular expansion (812) forming an injection nozzle arranged in the internal passage (811) and comprising an injection port (809) arranged at a free end (812.1) and opening into the internal passage (811) of the tubular module body (803).

Abstract: A system comprising an electrolyser stack connected to a water/gas separation vessel, via an inlet and an outlet pipes, wherein the separation vessel is adapted to passively separate the water and gas; the separation vessel contains a heat exchanger; and the separation vessel is constructed from a polymer material.

Abstract: The invention relates to an apparatus (1) for delivering NO-containing gas, comprising an internal gas circuit (200) with flowrate control means (220, 230, 240) for controlling the flow of gas, in particular a proportional solenoid valve (220) and a flowrate measurement device (230). Operating means (210) cooperate with the flowrate control means (220, 230, 240) to authorize, prohibit or adjust the flowrate of gas within the gas circuit (200). The flowrate measurement device (230) comprises a bidirectional flowrate sensor configured to perform positive and negative flowrate measurements of the NO-containing gas flow circulating in the gas circuit (200), and to supply said flowrate measurements to the operating means (210). Installation (100) for supplying NO-containing gas, comprising such an NO delivery apparatus (1).

Abstract: The invention relates to an installation (100) for supplying an NO-containing gas mixture to a patient, comprising NO containers (10.1, 10.1) containing an NO-containing gas at a given pressure, and an NO delivery apparatus (1) for supplying the NO-containing gas, comprising control means (210), a gas circuit (200) with circuit sections (201, 202) comprising gas inlets (201.1, 202.1) for fluidically connecting the containers (10.1, 10.2) thereto, and also pressure-measuring means (251, 252) for measuring the pressure there, and valve means (222.1, 222.2) controlled by the control means (210) in order to control the flow of gas within the circuit sections (201, 202). The control means (210) control the valve means (222.1, 222.

Abstract: The invention relates to an apparatus (1) for delivering NO-containing gas, comprising means for setting a dose of NO (50, 51) to make it possible to set a first dose of NO, and operating means (210) with a microprocessor (211), for determining on the basis of the first dose of NO set, first upper and lower alarm thresholds corresponding to first maximum and minimum NO contents. Means for modifying a dose of NO (50, 51) making it possible to modify or adjust the first dose of NO so as to obtain or fix a second dose of NO that is different to the first dose of NO. The operating means (210) are configured to automatically determine, on the basis of the second dose of NO, second upper and lower NO alarm thresholds that are different to the first upper and lower NO alarm thresholds. Installation (100) for supplying NO-containing gas, comprising such an NO delivery apparatus (1).

Abstract: The invention concerns an installation (100) to supply a gaseous mixture containing NO comprising an NO supply apparatus (1) connected to a respiratory circuit (20; 21) with an injection device (24) and a flow sensor (25) in order to measure the flow of respiratory gas. The NO supply apparatus (1) comprises a gas circuit (200) with flow control means (220, 221) in order to control the flow of gas in the internal gas circuit (200), and control means (210) in order to determine a set gas flow containing NO, and to control the flow control means (220, 221); and storage means (212) in order to store successive set flows. In the case of interruption of transmission of the flow measurements carried out by the flow sensor (25), the control means (210) control the flow control means (220, 221) in order to supply the gas to an emergency flow calculated from stored set flows.

Abstract: The invention relates to a system (S) for remote monitoring of an NO supply apparatus (1) used to treat patients with an NO-containing gas, comprising means for storing operating data of the apparatus (1) collected during use of the apparatus (1) during successive patient treatments over a given period of time (Dt). The operating data include alarms of different types that are triggered during the period of time in question. A remote server (200) processes the stored operating data and retrieves therefrom information relating to the patient treatments that have been performed and to the operating events that have occurred during said patient treatments. A graphic display (300) displays various items of information relating to the alarms triggered.

Abstract: The invention relates to an NO delivery apparatus (1) for supplying an NO-containing gas, comprising an NO injection line (111) with a normally closed valve device (113), and a flow rate measurement device (112); an emergency circuit (200) comprising an emergency line (201) connected to the injection line (111), with a normally open emergency solenoid valve (202); and operating means (130). In the event of malfunction of the operating means (130), the flow rate control device (210) supplies the gas at a pre-fixed emergency flow rate of gas that has been determined prior to said malfunction. A multi-way solenoid valve (205) is arranged downstream of the flow rate control device (210) and supplies dosing lines (206, 207) having a calibrated orifice device (208, 209). Installation (1, 2) for supplying gas to a patient and comprising such an apparatus (1).

Abstract: The invention relates to an NO delivery apparatus (1) having a main gas circuit for conveying an NO-containing gas, in particular an NO/N2 mixture, an analysis line (110) comprising NO/NO2 measuring device(s) (120, 121) configured to perform NO and/or NO2 concentration measurements within said analysis line (110), and a controller (15) connected to said NO/NO2 measuring device (120, 121) and configured to process the NO and/or NO2 concentration measurements performed by said NO/NO2 measuring device (120, 121). In addition, the analysis line (110) comprises piezoelectric suction device (141) controlled by the controller (15).

Abstract: The invention relates to an apparatus (1) for supplying an NO-containing gas, comprising at least one internal passage (6) with valve means (7) for conveying a flow of NO-containing gas; a graphic display (4), and control means (8) with a microprocessor (9) cooperating at least with the valve means (7) in order to control the supply of gas. Storage means (70) are provided for storing a pre-set non-zero dose of NO (NOmém). The control means (8) control a default display (at 71), on the graphic display (4), of the pre-set starting dose of NO (NOmém) that has been stored.

Abstract: The invention relates to an apparatus (1) for supplying an NO-containing gas, comprising an internal circuit (6) for conveying a flow of NO-containing gas, comprising valve means (7), control means (8) with a microprocessor (9), a tactile graphical display screen (4), and a gas analysis line (111) comprising at least one sensor (112). The control means (8) are configured to control, at a given time frequency, a temporary display, on the graphical display screen (4), of a first virtual selection key (81), the actuation of which by a user initiates a procedure of calibration of the sensor or sensors (112) of the gas analysis line (111).

Abstract: The invention relates to a mobile trolley (1) comprising a baseplate (2), several castors (3), a support structure (4) projecting upwards from the baseplate (2), and at least one securing device (30) arranged on the support structure (4) for securing one or more gas cylinders (50) to the support structure (4). Each securing device (30) comprises a first strap element (31) comprising a free first end (31.1), and a second strap element (32) comprising a connecting device (20), these elements becoming secured to one another when the free first end (31.1) of the first strap element (31) is collaborating with the connecting device (20) of the second strap element (32). The strap elements (31, 32) are made of semirigid polymer. Use of such a trolley (1) for transporting one or more gas cylinders containing an NO/N2 mixture and/or oxygen.

Abstract: The invention relates to an apparatus for supplying NO (1), such as an NO/N2 gaseous mixture, comprising a main gas circuit (40; 40.1, 40.2) with flow rate control means (42, 43) comprising at least one main solenoid valve (42) operated by the operating means (50) in order to control the flow rate of NO/N2 mixture passing through said at least one main solenoid valve (42). The main solenoid valve (42) is a proportional solenoid valve having degrees of opening of between 0 and 100%, and is configured to function in at least two given operating ranges corresponding to different degrees of opening of the main solenoid valve (42). The operating means (50) are configured to control the main solenoid valve (42) in pulsed mode in one of the operating ranges so as to deliver successive gas pulses (IG) and in proportional mode in another operating range.

Abstract: The invention relates to a calibration device (2) for calibrating the measuring means (120-122) of an NO delivery apparatus (1), comprising a gas intake line (22) comprising, arranged in series, a valve, preferably manual (23) and actuatable by a user, for controlling the circulation of gas in the gas intake line (22); a precision regulator (24) configured to deliver a predefined fixed pressure in the gas intake line (22); a calibrated orifice device (25), and a venturi device (26). The measuring means of the NO delivery apparatus comprise an NO sensor, an NO2 sensor and an O2 sensor.

Abstract: The invention relates to a device (1) for supplying therapeutic gas, in particular NO/N2 mixtures, comprising an internal passage (2), valve means (5), control means (6) with microprocessor, and selection means (8), which can be actuated by a user and are configured to allow the user to start a supply of gas or stop a supply of gas. The selection means (8) supply the control means (6) with a command signal corresponding to the choice made by the user, in order to control, via the valve means (5), the flow of gas in the internal passage (2), i.e. to authorize or stop any flow of gas. The control means (6) count a total duration of actual supply of gas equal to the sum of all the time periods elapsing between a choice, made by the user, of starting a supply of gas and a choice, made by the user, of stopping a supply of gas. Installation for administering gas to a patient, which includes such a gas supply apparatus.

Abstract: An installation for supplying gas to a patient, comprises an NO delivery device, an NO injection line with a valve device, a backup line that connects to the injection line and comprises a backup solenoid valve and a flow rate control device, and control means; and a medical ventilator that supplies a respiratory gas to a patient circuit to which the NO delivery device is connected. A flow rate sensor supplies the control means with a measurement signal of the gas flow rate in the patient circuit. In the event of interruption of reception of the measurement signal, the backup solenoid valve switches to an open position, the valve device switches to a closed position and the flow rate control device supplies the NO/N2 mixture at a pre-regulated backup flow rate, determined on the basis of the measurement signal supplied by the flow rate sensor, before said interruption.

Abstract: The field of the invention is that of the preparation of release and water-repellent coatings on a support, preferably a flexible support, such as a support made of paper or of synthetic polymer film, preferably of the polyolefin, polypropylene, polyethylene or polyester type. The release coatings taken into consideration are more especially those based on silicone elastomer crosslinked after coating on these supports.