Respirators TRIZ Cases

Drainage grooves and an H-shaped flap hinge remove moisture, protect the sensor structure, and keep respiratory flow readings stable.

Respiratory-state detection switches pulse and continuous oxygen modes automatically to improve oxygen use and maintain reliable supply.

Pressurized gas fluidizes hemostatic powder and creates vortex flow to prevent catheter clogging and improve distribution at bleeding sites.

A sigmoidal delivery tube matches the video laryngoscope blade to target glottic structures precisely while reducing coughing and aerosolization.

Incremental induction heating moves consumable segments through a susceptor zone to generate aerosol without combustion or constituent damage.

Real-time breath, medication, and aerosol monitoring helps verify dosing, coach technique, and improve nebulizer treatment adherence.

Linked indicators let patients signal ventilation comfort and map it directly to ventilator settings, speeding adjustment through obstructive masks.

Water flow through a vapor transfer module decouples humidity from gas temperature and flowrate, helping prevent airway drying and condensation.

Dual mounting surfaces and a low center of gravity let the therapy unit switch between horizontal and vertical use without tipping.

A movable humidification chamber and auxiliary flow path let users switch respiratory gas delivery modes without disconnecting conduits.

A hydrophobic dehumidification conduit and perpendicular airflow layout reduce moisture interference for portable oxygen-consumption measurement.

A conical valve core and right-angle sealing surfaces prevent anesthetic leakage and purity loss without added sealing members.

Magnetic panel-state detection lets the inhaler switch modes automatically while preventing operation when heat-protective attachment is improper.

Electrical power sensing estimates smoke in real time, balancing suction and insufflation to clear the field without drying tissue.

Oscillating airflow and acoustic resonance are combined to detach and move mucus from small airways for improved secretion clearance.

Heating and magnetically polarizing a helium-oxygen mix helps avoid cold-gas airway irritation while improving breathing comfort and oxygen uptake.

A nasal cavity tube with an axial two-way valve maintains positive airway pressure without an external hose, improving comfort and sleep.

On-demand photolysis of a solid NO donor replaces bulky cylinders while controlling NO output and keeping NO2 below 1 ppmv.

A curved air passage around a centrifugal blower cuts PAP device noise while preserving stable pressurized airflow for respiratory therapy.

A necked containment chamber cuts PAP device noise through acoustic vibration, avoiding degradable soundproofing materials and particle risks.

A resonant chamber and neck replace foam in respiratory gas passages to cut noise, avoid health risks, and extend device life.

Spaced baffles split and streamline airflow in an anti-snoring air passage, cutting noise with a simpler, more reliable single-piece structure.

Image-guided bronchoscope and catheter control enables remote nasotracheal intubation with autonomous landmark recognition and lower cross-infection risk.

Infrared reflectance imaging reveals respirator seal leaks in real time, enabling accurate fit assessment without complex test equipment.

An integrated Nafion tube and dual-membrane filter capsule removes droplets and gas-phase water for stable, accurate gas analysis.

A portable gas source overrides oxygen mix settings when needed to preserve ventilator airflow and maintain safe combined oxygen therapy.

Indirect heating through a conductive tube and internal mesh spreads liquid evenly, preventing heater drips and improving vaporization efficiency.

A modular fan assembly with localized sealing cuts air leakage and bulk, enabling portable positive-pressure ventilation in emergencies.

A flush-mounted porous dehumidification conduit diffuses moisture out of the breathing path to limit condensation and improve oxygen-consumption measurement.

A mesh heater on an insulating substrate replaces fragile wick-coil layouts, improving robustness, manufacturability, and liquid vaporization.

Mechanical power feedback enables real-time ventilation parameter adjustment to reduce manual dependency and lower lung injury risk.

A bypass tube and constriction adjust gas through a vapor transfer unit to hold humidity across high and low breathing gas flow rates.

A foam-free gas passage keeps breathable airflow clean while soundproofing outside the flow path reduces blower noise and foam-related risks.

A portable argon-xenon oxygen inhalation mix enables continuous prehospital support for acute cerebral or coronary ischemic attacks.

Real-time airflow sensing matches aerosol delivery to each inhalation profile, improving dose consistency and preventing overdosing.

An integrated laryngoscope-endoscope handle combines dual imaging and introducer steering so one caregiver can intubate with real-time airway guidance.

An integrated exhalation filter shortens the nebulizer mouthpiece, reduces parts and dead space, and improves comfort, stability, and handling.

Expiratory CO2 content and flow are used to estimate SvO2 breath by breath, avoiding invasive pulmonary artery catheter monitoring.

Dual sensor calibration bridges sleep-session data gaps when respiratory therapy interfaces are removed, improving continuous sleep monitoring.

A shared airflow dock routes therapy air through either a muffler or humidifier reservoir, improving usability, comfort, and manufacturability.

Motor heat is conducted to the fan housing and removed by airflow, simplifying anesthesia machine cooling while reducing cost and complexity.

A touch display plus one mechanical control simplifies ventilator setting changes by avoiding deep menu navigation and reducing operation complexity.

A solid gel in a blind cavity is heated externally to generate vapor without a wick, reducing leakage, heater buildup, and cartridge complexity.

Dynamic global impedance references let EIT track regional lung ventilation delays continuously without fixed thresholds or special maneuvers.

An integrated diffuser delivers heated, humidified gases through the wound retractor, reducing cavity clutter and improving surgical access.

A chambered foam-free air passage cuts blower noise in respiratory machines while avoiding particle release, contamination, and foam degradation.

Pressure-driven apertures and chamber flow features keep respiratory gas humidification stable across changing flow rates and water levels.

Internal ventilation and silicone elements extend and stabilize PAP airflow to cut noise without foam-related particle, chemical, or hygiene risks.

A detachable saline cartridge and effluent reservoir enable handheld nasal irrigation with controlled suction, hygienic disposal, and capsule verification.

Integrated feed and equalization manifolds remove separate purge hardware, enabling lighter oxygen concentrators with continuous high-purity output.