Respirators TRIZ Cases

A vaporization apparatus passes heated liquid through discrete material elements to produce an inhalable medium.

Biometric conductivity detection replaces complex switches in a modular vaporizer, simplifying activation and tool-free maintenance.

An electronic anesthesia delivery apparatus uses touchscreen controls and electronically controlled valves to manage anesthetic flow.

A fluid control mechanism converts kinetic energy from the flowing medium into electricity to power its own actuation system.

Segmenting the reservoir into a replaceable cartridge eliminates cross-contamination while maintaining efficient gas-driven dispersion.

A detachable manifold connects monitor modules to patient cables and tubing, enabling seamless transfer between field units and hospital cots.

Segmenting the heating system isolates electronics from oxygen, eliminating sparking risks while maintaining rapid response times.

Segmented aerosol inhalator isolates heated generation zone from liquid supply using radiation cover and valve, preventing volatile constituent evaporation.

Asymmetric valve lips open at 12-24 inches H2O to expel air from hyper-expanded lung regions, reducing tissue volume and improving oxygen exchange.

An integrated air pump with a centrifugal compressor provides sufficient pressure and flow rate to ensure deep lung penetration of dry powder drugs.

A portable air purifier uses a wet filter and ionization system to clean ambient air for personal breathing.

Interface heater warms humidified gas flow to prevent condensation along the subject interface, resolving comfort versus rainout trade-offs.

Compressed air drives a fluid motor that powers a fan, forcing air through a soda lime chamber to eliminate CO2 in enclosed spaces.

Integrated micro pumps adjust back chamber pressure to eliminate pathway delays, ensuring rapid valve response during patient coughing events.

Heated counter-flow gas jets dry liquid aerosol into stable dry particles, eliminating excipient needs and humidity instability.

Segmenting the liquid reservoir from the atomizing element allows users to change containers without mixing residual liquids, eliminating waste.

A face mask sealing member extends laterally across cheeks to prevent air leaks caused by lateral displacement during movement.

Micronized sulfur mixes with fertilizer powder and compacts into dense pellets, eliminating fire hazards from grinding elemental sulfur.

Anti-kink projections connected by webs in a chevron pattern provide dimensional stability and crush resistance while preventing kinking.

An inhaler design incorporates an intermediate storage chamber to manage aerosol delivery timing and reduce particle speed for better lung deposition.

A breathing assistance controller generates a respiratory index value from polysomnography signals to adjust device settings in real-time.

Distributing scrubbing material across the vest torso balances weight and reduces hydrodynamic drag.

A bi-lumen breathing circuit connector uses concavities to receive inner septa via interference fit for secure joining.

Segmenting positioning and sealing functions via a carina support prevents displacement during patient movement.

A collapsible chamber applies negative pressure to pull the tongue forward.

Pressure swing adsorption separates nitrogen from ambient air to deliver concentrated oxygen without heavy cylinders, extending patient mobility.

A vaporization device uses a condensation chamber to cool vapor and form inhalable aerosol particles.

Nested monitor under pivotable cover protects sensors from damage while maintaining consistent user interface.

A control processor translates proprietary medical device data into a common ontology, resolving communication ambiguity in closed-loop therapy systems.

A headband bracket assembly secures endotracheal tubes using snap-fitting tabs and Velcro engagement.

A nebulizer uses repositionable coding elements to match housing parts and prevent incorrect fluid insertion.

A dual-probe sensor assembly measures differential pressure within a powered air purifying respirator airflow channel to regulate motor speed.

A segmented oral airway articulates to displace the tongue, enabling fiberoptic scope passage without disturbing the endotracheal tube.

Piezoelectric actuator vibrates sensor element to remove particles, ensuring accurate gas measurement in respiratory therapy systems.

Bleed holes disrupt primary airflow via shear stress to de-agglomerate powder, increasing the fine particle fraction for inhalation.

Integrally formed walls shield electronics from water damage while compact vertical design stabilizes the device.

A multilevel oral appliance uses gripping projections to hold the tongue forward while a depressor and elevator maintain pharyngeal airway patency.

A pressure regulator toggles between closed and open modes to prevent airway collapse while maintaining safe interface pressure.

A nasal air filter uses a two-stage microfiber and nanofiber system to capture particulate matter within a flexible tubular housing.

A refractive beamsplitter deflects measurement radiation onto bandpass filters and sensors within a compact optical assembly.

A signal distortion tracking system detects patient inhalation efforts by monitoring physiological parameter changes without baseline comparisons.

Pure water electrolysis generates safe hydrogen and oxygen concentrations, eliminating high-pressure steam reforming risks.

Periodic radiation activation extends operating time by reducing power consumption while maintaining measurement accuracy.

A ventilation system detects respiratory muscle activation signals to synchronize mechanical support with patient effort.

An inclined roof design on a medical ventilator water tank applies dual-axis pressure to prevent gas leaks at inlet and outlet orifices during insertion.

Segmented impellers and nested stator vanes reduce blower volume and inertia while maintaining air delivery capacity.

A T-shaped ventilator adapter directs airflow through a guiding valve into an auxiliary chamber for medication delivery.

Segmenting the ventilator interface into a removable primary unit and low-power status display resolves power consumption trade-offs during transport.

Flow sensor feedback automates tidal volume regulation in high-frequency ventilation, reducing manual adjustment errors and improving patient safety.