Respiratory Masks TRIZ Cases

A wearable device supplies oxygen-enriched gas to the airway upon detecting fatigue triggers via integrated sensors.

Adhesive seal-forming structure maintains therapeutic pressure while mouth closure structure promotes nasal breathing.

A respiratory mask integrates an exhaust fan and high efficiency filter to capture exhaled aerosols.

A sub-nasal mask with a foam cushion minimizes facial contact, while a dedicated vent system reduces exhalation noise for improved patient comfort.

An extender tube connects a metered dose inhaler to an oxygen mask, directing aerosol medication into the patient's mouth.

A respiratory mask uses a gel-filled flexible structure to conform to facial contours.

A facemask and valve assembly direct exhaled air into a collection container using a flexible diaphragm.

A stitchless polymer joint secures headgear portions to stabilize the seal-forming structure.

A frameless respiratory mask uses a rigid ring to join the shroud and flexible cushion for direct headgear connection.

A nasal breathing apparatus with two inserts delivers high flow oxygen while enabling accurate end tidal carbon dioxide monitoring.

A cushion with protruding portions engages interior nostril surfaces to create a hybrid seal that minimizes the device footprint.

Segmented inserts with localized sealing mechanisms navigate complex nasal anatomy to deliver drugs precisely while preventing migration to unintended areas.

A therapy module determines an optimized starting pressure level for a pressurized gas flow based on prior usage data.

Capacitor discharge circuit reduces average power consumption while maintaining system stability and device portability.

Segmenting the expiratory window into stable sub-windows avoids skew from steep transitions, improving mouth puff detection accuracy for PAP therapy.

A ventilator pneumatic switching system directs UV and IR radiation onto particle filters to neutralize pathogens in breathing gas.

A respiratory device adjusts air pressure using a minimum airflow threshold to support inspiratory phases.

A protective storage shell encloses a patient interface mask, reducing contamination risks while providing secure attachment to gas delivery equipment.

Rounded orifice edges minimize turbulence while sensors convert pressure drops into accurate flow data for high humidity conditions.

Dual valves isolate water in CPAP humidifiers, eliminating large tanks and enabling compact designs.

A negative air pressure device modulates CO2 delivery using the Bernoulli principle to treat sleep apnea.

A non-metallic thin film base thermally engages a heater plate to transfer heat into the water volume.

Curved turning region in vent housing redirects airflow to lower acoustic emissions while maintaining therapeutic pressure.

A nasal continuous positive airway pressure flow enhancer uses fluidic flip to redirect jet streams during exhalation.

Sensors measure patient metrics to automate mechanical actuation, reducing operator fatigue and preventing lung injury from inaccurate manual ventilation.

Placing a respiratory blower on the user's mouth reduces moment arm effects and airflow noise, enhancing comfort.

Swinging a light blocking element modulates optical signals to detect breathing airflow, synchronizing medicine delivery with lung capacity to prevent waste.

Segmented air passage reduces turbulence to prevent medication deposition in the mouth and throat.

Integrated optical fiber detects combustion light spectra along the cannula length, triggering immediate oxygen valve closure to prevent fire hazards.

Sequential dividers in a spacer create sub-passages that maintain laminar flow, reducing turbulence and particle deposition on passage walls.

Honeycomb polyurethane foam cushion with waterproof silicone sheath resolves leakage and pressure point trade-offs in CPAP masks.

A variable resistance expiratory valve adjusts airflow dynamically to maintain therapeutic pressure.

Removing support straps eliminates production complexity while the integrated structure conforms to facial contours for reliable sealing.

A vented nasal plug redirects inhaled air to therapeutic mucosal zones using a dynamic flexible wall mechanism.

A respiratory conduit system retains exhaled air via vent apertures to reintroduce a controlled fraction of carbon dioxide during inhalation.

Selectable connectors on a base body customize forehead fixation height, preventing air leakage while simplifying manufacturing complexity.

A bi-directional breathing circuit gas flow sensor measures forward and reverse flows in ventilator circuits.

Segmented exhaust openings around a relief aperture reduce noise from CO2 expulsion while maintaining effective gas diffusion for patient interfaces.

A nasal mask uses a flexible exhalation scoop to maintain ventilation while allowing oral access.

A transducer converts oxygen flow energy into voltage to power visual indicators, eliminating external batteries.

Interchangeable nasal seals accommodate diverse anatomical geometries for stable positive pressure respiratory therapy.

A patient interface uses a snap-action mechanism to attach a removable seal-forming structure to a rigid frame.

RFID tags at the patient interface detect temperature and humidity, enabling real-time control adjustments to resolve sensor positioning errors.

A diagnostic tool quantifies nasal valve collapse using endoscopic imaging and airflow sensors.

Sensing device detects skin contact perimeter engagement to trigger feedback signals that maintain mask position during nebulizer treatment.

A dimpled cushion member distributes sealing forces to reduce strain on thin flaps while maintaining structural support.

Pin elements on elongated mask arms insert into flexible headgear sleeves, preventing detachment during patient movement.

An elastomeric nasal pillow compresses in one direction and expands in another to seal nostrils, eliminating bulky headgear.

Segmented adhesive portions stabilize the patient interface on the face, resolving the trade-off between secure sealing and patient comfort.