Respirators TRIZ Cases

A ventilator system monitors inspiratory flow and pressure to deliver backup ventilation when exhalation sensors fail.

A respiratory therapy vest separates body fit from oscillation delivery using independent inflatable compartments for precise pressure control.

A pressure support humidifier uses a serpentine feed path to halt liquid flow from the storage chamber during tilting.

A gas delivery system stabilizes airways and activates pulmonary stretch receptors through controlled pressurized flow.

A breathing circuit heat pump system cools respiratory gas using a compressor and condenser.

A nebulizer tip and spray chamber feature treated surfaces that reduce surface tension to prevent droplet formation.

A tubular inhaler cap stores particulate substance in a sealed compartment to prevent movement during transport.

Automated coherent cross-power calculation differentiates obstructive from non-obstructive sleep apnea without complex polysomnography.

A universal mounting system uses releasable couplers to secure ventilators on wheelchairs.

A respiration monitoring device detects the transition from expiratory to inspiratory phases in experimental animals.

Segmentation resolves the contradiction between bulky chambers and effective treatment by delivering 1-10 KPa oxygen directly to limbs.

Integrating a fluidic oscillation flowmeter into a gas socket eliminates mechanical wear while enabling precise remote flow rate transmission.

A respiratory therapy kit uses a modular oscillating positive expiratory pressure assembly to deliver aerosolized medication directly to the lungs.

Multi-frequency oscillatory ventilation applies simultaneous volume oscillations to distribute gas transport across heterogeneous lung regions.

An adjustable exposure mechanism regulates flavorant elution in e-vaping cartridges, preventing chemical degradation from high heat.

Universal single-limb circuit eliminates separate hardware for different ventilation modes, reducing device complexity while maintaining therapy versatility.

Segmenting detection and removal channels increases sampled gas utilization while maintaining reliable water extraction via negative feedback control.

An aerosol interactor directs interacting gas flow to decelerate spray particles and optimize size distribution, reducing deposition on unwanted surfaces.

Clamping arms and platform structure attach equipment to cylinders, preventing damage during falls.

A ventilator control unit adjusts inspiratory gas flow rates to compensate for external nebulizer streams.

A nasal drug delivery device uses a pressurized air supply to dispense medication as a mist through an integrated puncturing canister.

An air quality analysis device integrates multiple sensors to generate data on contaminants in CPAP airflow.

Temperature sensing elements detect airflow changes to calculate inhale counts, replacing inaccurate negative pressure detection methods.

Smooth-walled tubing with integrated heating conductor prevents hypothermia by warming inspired gas, avoiding thermal loss from cold anaesthetic delivery.

A portable chemical oxygen generation system uses hydrogen peroxide decomposition and a cooling condenser to produce breathable gas.

A hydrogen gas agent administered in a hyperbaric capsule scavenges reactive oxygen species to protect patients from radiation damage.

Segmented flexible tubes constrain medical wires against tangling while allowing selective access for clinical adjustments.

An ecological interface system organizes physiological variables to show inter-relationships among system parameters.

Torso-mounted depth sensors infer head position relative to the surface, resolving ambiguity between swimming and drowning without detachable head gear.

A dry powder inhaler cartridge uses aerodynamic vortex generation to disperse drug particles into inhalable sizes.

Disposable mouthpiece couples filter element to tube via friction fit, eliminating microbiological contamination risks from reused respiratory devices.

Replacing electronic controls with mechanical cams reduces manufacturing complexity while maintaining reliable breath delivery.

A ventilator adjusts cycling sensitivity in real-time to match patient breathing patterns without manual intervention.

A signal processing unit calculates characteristic heartbeat times using multiple detectors and analysis methods on superimposed cardiogenic and respiratory sum signals.

Key lock members align base unit and aerosol head to prevent leakage and ensure consistent dosing.

Segmented dispensing mechanisms provide tactile feedback to address behavioral addiction while maintaining precise medium control.

Segmented heating elements synchronize volatile and less volatile constituent release, reducing throat deposition and improving nicotine delivery efficiency.

An active venting system removes exhaled air through a unidirectional valve, preventing ambient air ingress when the blower stops.

A unitary valve design with rotatable arms ensures reliable fluid drainage and closure.

A variable aperture inlet seal prevents backflow and reduces blower energy consumption by dynamically adjusting the gas inlet area via negative pressure.

A nasal cannula prong uses segmented apertures to maintain gas flow through separate inhalation and exhalation pathways.

A cam follower converts linear spout movement into reliable rotational counting, resolving manufacturing tolerance errors in dose counters.

Fluted heater wires manage condensation through capillary action, eliminating safety risks from hot metallic surfaces.

Integrated water trap resolves double lumen circuit incompatibility by enabling closed-system drainage and lung pressure measurement.

A plasma pump compresses and heats oxygen-containing gas for separation through a dense inorganic membrane, eliminating mechanical noise and swing processes.

Cartridge removal increments operational modes without mobile apps, reducing device complexity.

Integrated control units prevent condensation by adapting moisture levels to real-time gas flow parameters.

A closed-circuit breathing device maintains steady-state therapeutic gas concentration through integrated sensor feedback and controlled delivery.

A gas mixing circuit with an elongated diffusion portion enhances molecular mixing of respiratory gases.

Segmented compartments eliminate dose variability by channeling pressurized fluid through sealed units for precise administration.