Respiratory Masks TRIZ Cases

Segmented cushion zones direct gas flow to cool skin surfaces and flush carbon dioxide, resolving seal integrity versus thermal comfort trade-offs.

A sensor adaptor couples a face mask to a gas sampling tube via a tubular shaft channel.

A composite cushion uses a fibrous patient-side layer to create a secure, slip-resistant seal against facial contours.

Over-moulding plastic onto textile provides structural stability without chemical bonding, resolving comfort and durability trade-offs in respiratory devices.

Voice-activated intranasal device bypasses blood-brain barrier to deliver medicament, preventing systemic overdose peaks.

Segmented cloth and elastic mask design uses air pressure to inflate the interface, resolving fit variability and reducing therapeutic air leakage.

Alternating UV-C irradiation and ozone cycles eliminate microorganisms on CPAP parts without manual scrubbing or chemical application.

Integrated wireless sensors monitor CPAP mask wear-out data, preventing biofilm growth and skin irritations through timely replacement reminders.

Aerosolization system isolates the delivery chamber from continuous respiratory gas flow to synchronize medicament generation with patient inhalation events.

A therapeutic gas delivery system synchronizes bolus administration with detected inhalation phases to ensure precise oxygen dosing.

A non-electric nebulizer uses a Bernoulli-based pneumatic mechanism to drive fluid flow from the reservoir directly to the mask.

Segmenting the main unit and base unit resolves the contradiction between adding humidification and maintaining portability.

Segmenting the water trap from the disposable patient interface reduces component waste and maintenance costs while preserving accurate gas analysis.

Radially extending grip parts transmit operating forces through friction-enhancing surfaces on a respiratory mask interface.

Modular humidifier design in compact PAP devices improves heat conduction from flow generator to water, resolving size versus humidification trade-offs.

Segmented mask seal clips pivot via reduced stiffness regions to distribute pressure, resolving nose bridge discomfort from headgear tightening.

A modular patient interface uses magnetic coupling to connect cushion modules, enabling easy disassembly for cleaning.

Elastic headgear straps adjust tension to reduce leakage below 15 L/min while preventing asymmetric loading on the patient face.

A venturi breathing system entrains room air to generate high flow oxygen therapy without active heating humidifiers.

Closed loop headgear maintains airtight seal stability during CPAP therapy by reducing face contact area and minimizing leaks.

A multi-function oxygen mask integrates a gas delivery adapter with dedicated ports for nebulizer and meter-dose inhaler treatments.

Segmented ball joint design eliminates dirt buildup in hard-to-reach areas while maintaining secure connection strength during positive pressure therapy.

A pressure support device detects patient circuit changes using flow and pressure sensors to maintain therapy effectiveness.

A selective ramping mechanism gradually increases therapeutic gas delivery pressure from an initial level to a prescription target.

A respiratory mask uses a semi-open cell foam cushion to distribute pressure and maintain a seal against facial contours.

Upstanding circumferential wall accommodates tubes via hoop stress, eliminating compression-induced stress fractures in respiratory connectors.

Adhesive pads attach a respiratory gas chamber to conventional nasal cannulas, resolving measurement inaccuracies caused by unequal nostril breathing.

A concentric nebulizing nozzle atomizes lipid-based formulations into inhalable aerosols.

A heat and moisture exchanger integrates a thermally conductive member to capture thermal energy from exhaled air for patient breathing circuits.

A slider adjusts nose and chin pressure points on an adjustable faceplate, resolving leakage issues in pediatric respiratory masks.

Pivotal mounting on the inlet axis repositions the outlet nozzle closer to the patient face while keeping the aerosol upright.

A ventilator patient valve switches between therapy modes using a single breathing gas tube system without physical adapters.

Merging headgear and cushion into one piece reduces manufacturing complexity while maintaining a robust seal for sleep therapy.

A nitric oxide delivery apparatus detects nasal cannula connection status and manages gas flow timing to prevent harmful nitrogen dioxide formation.

A self-contained unit blends compressed air with concentrated oxygen to deliver heated, humidified breathing gas mixtures.

Automated ozone system eliminates manual cleaning time while ensuring thorough disinfection of CPAP components.

Integrating the negative pressure source into the head-mounted base eliminates long tubes that cause entanglement and therapy interruptions.

Conduits minimize dead space and reduce re-breathing by positioning fresh gas inlet near the subject port while exhausting waste gas distally.

Separate inspiratory and expiratory pathways with a non-return valve prevent re-breathing while storing gas to minimize wastage during exhalation.

Segmented adhesive gaskets adhere to facial skin, preventing gas leakage and skin irritation caused by poor mask seals on irregular anatomy.

Diagonal pneumatic bridge placement allows flow meter auto-calibration to resolve measurement continuity and expiratory path resistance trade-offs.

A processor analyzes breathing pressure and oxygen flow to determine inhalation timing.

A respirator fixing module uses three straps and a cap to secure nasal masks and breathing tubes for infants.

A bi-level CPAP ventilator varies pressure in synchrony with the respiratory cycle to deliver minimal necessary airflow.

A flow measuring apparatus uses longitudinally aligned Pitot tubes connected to a differential pressure sensor to calculate respiratory flow rates.

A humidifier system uses ultrasonic vibration to atomize water into vapor for breathing gas delivery.

A respiratory duct connector uses a retaining formation to enable stable relative rotation between connected conduits.

An external air flow sensor measures waste anesthetic gas flow rates through a proportional solenoid valve to adjust vacuum suction levels.