Respirators TRIZ Cases

A flow divider and adjusting member tune compressed air to control particle size without complex nebulizer structures.

Airflow-induced vibrations help accelerometers detect inhalation data during weak airflow.

Activated charcoal filters and warning strips help prevent anesthetic vapor exposure.

A separate water reservoir and compact vaporization chamber reduce PAP bulk while supporting filtered, energy-saving humidification.

A proportional valve and dual-chamber structure support stable exhalation pressure measurement and PEEP control with fewer leakage points.

A water-absorbing fiber and downstream gas monitor help stop heating when liquid is insufficient, protecting components and patients.

An interface assembly guides gas through adsorptive material and enables single-end sieve module removal with prearranged sealing.

Multiple variable-flow CPAP generators share one fresh gas inlet, simplifying pressure support and switching between PPV and CPAP.

Curved 3D flow paths mix anesthetic vapor and carrier gas with low pressure drop.

This case resolves light transmission and strength tradeoffs by molding a thin window and flow tube as one cycloolefin-resin adapter.

A seam-formed gas passageway routes oxygen to a distal blade exhaust port, improving oxygenation during intubation.

Sensors and feedback control regulate electrode plasma generation while filters and scavengers limit nitrogen dioxide and ozone.

High-flow gas can reduce vapor production through heat loss and boundary layers; vibration and adaptive heating sustain humidity.

This case applies silane-resin coatings by deposition to shield metallic reservoirs, preserving formulation stability and shelf life.

A single cartridge combines solid and liquid substrates, while a transfer element and resistive coil support heating and easier replacement.

A rocker-arm electronic counter and airpath sensing module address undercounting while analyzing inhalation flow and timing.

This airway adaptor separates liquid containment from the measurement chamber, reducing radiation attenuation and dead space.

An internal leakage channel bypasses the CPAP generator, adding fresh gas in PPV mode for simpler, faster PPV-CPAP changes.

A mixed-gas reservoir and dual blowers support low-maintenance ventilation.

A porous interface feeds substrate to an internal heater, supporting compact assembly while limiting overheating, waste, and leakage.

This high flow therapy approach delivers oxygen during inhalation and air during exhalation, preserving high flow while conserving oxygen.

This case uses airflow and FOT data to predict respiratory events and adjust breathing assistance settings before distress occurs.

A removable gasflow tube separates oxygen from electronics, while a lever assists liquid chamber insertion and removal.

Electrical circuitry uses heating-system energy oscillations to estimate aerosol flow and regulate temperature as precursor levels change.

This valve uses an adjustable annular outlet and snap-fit cover to redirect exhaled gas smoothly and simplify assembly.

A separate regulator and venturi create a controlled gas mixture for NO, NO2, and O2 calibration without modifying the delivery device.

The control method pauses ventilation, measures ΔPaw, and sets PEEP in advance to limit EELV loss during external maneuvers.

This respiratory monitor separates cleanable tubing from the monitor and uses sealed through-hole connections for accurate gas detection.

A planar filament array replaces fragile coil heaters, simplifying manufacture while improving aerosol vaporization efficiency.

Compare lung impedance across PEEP levels with inhalation-phase correction to guide precise ventilation adjustment.

Remote storage and graphical analysis centralize alarms from multiple NO supply apparatuses, improving response accuracy.

A fluid-tight chamber and triggerable valve deliver a predetermined substance amount while supporting mucosal absorption.

This training system combines airway fittings, sensor data, and processing to improve ventilation feedback during resuscitation practice.

This case combines ceramic-membrane oxygen generation with waste-gas regeneration to sustain oxygen purity and reduce maintenance.

Flow and pressure sensors calculate compliance to identify patient circuit disconnects across adult, child, and infant settings.

A braking body damps valve vibration and prevents abnormal breathing-valve noise.

Humidified high-velocity gas flows through an open nasal cannula while non-contact sensors support real-time control.

A miniature pressure sensor and processor capture inhalation patterns to compile and transmit compliance reports.

A heater and electromechanical vaporizer create distinct vapor profiles while reducing thermal degradation and contamination risk.

A remote server collects and visualizes alarm history across nitric oxide supply devices, reducing staff workload and omissions.

This blower combines acoustic absorption, cold-air convection, and a low-inertia impeller for quiet, responsive CPAP gas delivery.

A dual-chamber piston pump simulates breathing patterns, helping training teams practice responsive care without risking live patients.

A flexible emissive or electronic-paper display conforms to curved housings and shows power and aerosol precursor levels.

Shared power and signal paths reduce main-board interfaces in breathing tube heating.

This mobile inhaler uses ultrasonic vibration and a mesh to create controlled droplets for deep lung nicotine delivery without heat.

A hook-mounted flow generator hangs above the patient, reducing tubing forces, tangling, noise, and seal disruption.

A pressure-controlled trocar seal recirculates insufflation gas to maintain pneumoperitoneum, reduce gas loss, and support smoke evacuation.

This case pairs flow governance with electronic breath-actuated dosing to reduce inhalation variability and improve lung deposition.

Flow-guiding elements in the suction connector improve pressure at lower fan speed, reducing wear, vibration, and noise.

Pressure-differential apertures connect the gas path and humidification source to stabilize moisture and patient pressure.