Respirators TRIZ Cases

A detachable atomizer uses a rotary component to seal liquid outlets during connection and disconnection.

A respiratory apparatus measures end-expiratory reactance to determine optimal positive end-expiratory pressure settings.

A three-way valve toggles pneumatic communication paths via tube connections to configure ventilator sensors.

Control unit evaluates impedance progression to determine inspiration and expiration phases, eliminating complex image reconstruction algorithms.

A respiratory conduit features a rough outer surface and an internal pressure-measuring pipe.

A nebulizer uses a mixing chamber to accumulate aerosol during exhalation phases.

A thoracostomy device uses a continuous channel to guide chest tubes along a central axis during insertion.

A catheter movement identification system tracks position and velocity signals to determine end expirium phases during medical procedures.

A control device adjusts compressed air supply volume based on detected oxygen concentration and environmental temperature.

Electronic flow detector and controller close the exhaust pipeline during standby to stop gas recovery resource waste.

A motor-driven inhaler uses breath sensing to actuate aerosol delivery automatically.

Pressure-activated gel reservoirs dispense conductive material automatically, resolving inconsistent manual application during cardiac arrest treatment.

A medicament dispenser manifold uses a chimney to create turbulent airflow for powder entrainment.

A respiratory device integrates bacteria sensors to detect microbial growth within humidification chambers.

Portable rescue inhaler delivers lower density helium oxygen nitrogen gas mixture with aerosolized medicine for emergency respiratory treatment.

A portable filter and pressurized air source create a pressure differential around the nasopharynx.

A manually actuated inhalator piston generates a controlled discharge airstream through a metering chamber and air-permeable membrane.

Conical sealing surfaces and a central ball support minimize friction and leakage in ventilator control valves.

A relaxation equipment controller adjusts settings to match a user model of biological value transitions during program viewing.

A pressure generator adjusts insufflation parameters based on real-time expiratory flow metrics to optimize airway clearance therapy.

A medical system processes static and dynamic patient data to generate ventilator setting recommendations.

Segmenting production between a portable generator and a stationary base resolves the trade-off between high turndown ratios and device complexity.

A portable breathwork tool uses air pressure sensors, vibration motors, and light sources to guide breathing sequences.

A portable oxygen concentrator integrates a moisture management system to separate intake humidity and recycle it for patient delivery.

Piezoelectric accelerometer records oscillatory motion to track patient compliance and verify therapeutic benefit.

Segmented chambers isolate liquid storage from active heating, resolving the trade-off between large capacity and low power consumption.

An arrangement combining electrical impedance tomography with airway pressure sensing to calculate regional lung distensibility.

A respiratory support system adjusts rebreathing levels based on detected breathing patterns.

A water trap uses a filling level detection system to trigger an automatic emptying mechanism via a liquid pump or solenoid valve.

A computer-implemented method generates output inspired oxygen concentration values using immediate, accumulation, and predictive control values.

A ventilator cover plate rotates to reposition the user interface at multiple angles relative to the basic unit.

Parallel membrane filter orientation in water traps reduces dead space and pressure drop, maintaining laminar flow for accurate capnometer rise times.

Sensor arrangement measures thermal conductivity and density of gas samples to determine component concentrations, minimizing cross-sensitivity errors.

A controller synchronizes the scavenger valve with machine status to prevent compressor overload during inactivity.

Ultrasonic vibration creates an aerosol that transitions to vapor phase, preventing condensation in the respiratory tube.

A breathing lung device uses positive low-pressure air to inflate synthetic or real lungs via a pneumatic diaphragm pump and controller.

Segmented nosepiece geometry prevents air leakage during facial movements.

A respiratory assist device adjusts lower pressure gas sources to achieve targeted oxygen concentrations and air flows.

An inhalation monitoring system gathers peak inspiratory flow and total inhaled volume data during user inhalation events.

A respiratory device adjusts treatment pressure dynamically based on real-time airflow measurements to improve patient comfort during sleep.

Tapered jets and angled hemispherical prongs direct airflow via the Coanda effect, reducing expiratory work of breathing.

A movable detecting wall portion within an inhaler housing enables reliable discharge detection through mechanical displacement.

A ventilator system calculates oxygen consumption using flow-weighted averaging and transport delay compensation.

A portable ventilator integrates an internal oxygen concentrator and pressure sensor to detect user breathing patterns for automated gas supply modulation.

Oral pyridostigmine replaces mechanical CPAP therapy by increasing acetylcholine to enhance upper airway muscle tone, resolving patient compliance issues.

A manifold port integrates a spring-biased valve that opens for sensor insertion and closes upon removal to seal the airflow path.

Segmented actuating member reduces capsule piercing effort to 10-25 Newtons, resolving high-force operation barriers for users with limited dexterity.

A device measures neurophysiological signals to detect ventilator adjustment errors.