Respirators TRIZ Cases

A nasal cannula fitting uses a rigid first duct and flexible second duct to connect respiratory air apparatus securely.

A computational model derives anesthetic output concentration from patient-end flow and gas data without adding hardware.

Digital gas injectors deliver precise test compositions into a low-resistance breathing conduit for accurate pulmonary measurements.

Hydrodynamic flow deflectors segment smoke into bubbles within a stirred fluid, reducing respiratory irritation from hot exhaust gases.

An assisted ventilation hood uses an integrated free-breathing valve and viral filter to reduce leakage risks and prevent viral transmittance.

A pressure support system monitors breathing gas flow characteristics to determine a target flow level.

HME filter isolates the valve section in a dry area, preventing moisture contamination while reducing exhalation resistance.

A nebulizer disinfecting chamber employs UVC light to sanitize exhaled aerosol before environmental release.

Interlocking hooks and slots align headwall sections while a self-leveling base compensates for uneven floors.

Haptic device generates vibration patterns based on sensor-detected breathing indicators to guide respiratory training.

Patient monitoring device integrates TBI guidelines to generate real-time physiological indicators.

This system merges secretion loosening and cough assistance into one device, eliminating the need for separate equipment and reducing treatment complexity.

A segmented germ barrier in the breathing gas line blocks pathogen transfer between ventilator and patient circuits, reducing contamination risk.

A waterproof portable medical equipment suite integrates monitoring, suction, and power systems within a self-contained case.

A CPAP air pipe protrusion creates a parallel air current to cool the sensor, resolving measurement errors from direct airflow interference.

A ventilator control unit processes bioelectric signals to drive pneumatic breathing gas flows for patient therapy.

Rotatable identifying member engages injection adapter keys, eliminating seal parts and preventing volatile anesthetic leaks.

Intermittent drive cycles enable spectrum comparison to detect liquid presence, resolving accuracy issues caused by hardware variations and external conditions.

A servo control algorithm estimates patient volume to adjust inspiratory flow commands for precise tidal delivery.

Segmented tracking applies weighting factors to usage sessions, filtering short periods that disrupt sleep patterns to ensure accurate adherence measurement.

A gas mixture generator uses a permeation module to separate nitrous oxide from oxygen premixes.

Parallel valves control volume flow and pressure to follow predefined time courses, eliminating oscillations in medical ventilation.

Dynamic heating power maintains stable aerosol droplet size and concentration during device operation.

A double-walled capsule design separates active ingredients from excipients in distinct cavities.

A flexible diaphragm valve lifts to open a composition flow path, reducing actuation force and eliminating tortuous flow paths.

A CPAP humidifier water replenishment system uses a submersible pump and level sensors to automatically transfer water from a reservoir.

Electronic sensors detect fluid dispensing to track actuations, preventing overdosing in inhalers.

Mirror-symmetrical construction eliminates inconsistent active substance delivery caused by varying air flow velocities in Bernoulli powder inhalers.

A ventilator interface controller synchronizes nebulizer operation with respiratory phases to prevent aerosol waste during exhalation.

Breathing apparatus adjusts pressure rise and fall rates based on patient respiratory effort, resolving fixed profile limitations.

A gas flow alarm detects therapeutic gas delivery by sensing back pressure development in the flow path.

End-tidal CO2 monitor detects respiratory depression to trigger automated naloxone delivery, preventing fatal overdose from PCA pump errors.

Segmenting a base module from interchangeable functional modules enables continuous intensive therapy during transport without rewiring patient probes.

Linear locking knob prevents accidental rotation, maintaining precise control over fluid suction and supply systems.

Separate reservoirs prevent premature flavor degradation by allowing users to control relative proportions during inhalation.

Coils form an oscillatory circuit to bridge signal gaps, ensuring reliable communication despite socket rotation.

An ultrasonic mist inhaler atomizes liquid through mechanical vibration to deliver consistent dosing without heating elements.

Airflow vibration of a flexible carrier deagglomerates powder for uniform dispersion without rigid capsules.

A pressurized gas flow generator simulates respiratory patterns using controlled valve assemblies and processors.

A system measures end-tidal gas values using differential pressure flowmeters and gas sensors to report reliable concentration data.

A trans-fill device generates enriched gas from air to fill portable cylinders at high pressure.

A rotatable annular coil assembly positions an aperture relative to a solenoid magnet for flexible device accommodation.

Closed circuit breathing apparatus pressure sensor detects inhalation and exhalation events to generate alerts for insufficient oxygen supply.

A noise reduction box uses a dedicated exhaust duct to guide device heat out while maintaining an airtight enclosure.

Active cooling airflow removes battery heat during operation, enabling higher charging currents and shorter charge cycles.

Nested housings seal breathing circuit pathways, preventing anesthetic gas loss and ensuring accurate delivery.

An alarm management mechanism determines and presents available control options to users.

Tangential orifices create rotational flow that minimizes shear, preventing emulsification and solid damage in subsea choke assemblies.

A standalone herb vaporizer uses a screw feeder and angled heating chamber to automate grinding and vapor delivery.