Respirators TRIZ Cases

A deflectable instrument port uses pull wires to bend a flexible distal section for precise surgical tool positioning.

A ventilator estimates exhalation flow using pressure data and valve parameters to supplement or replace faulty sensor measurements.

A rotating body couples a blower unit to a base housing via intersecting rotation, resolving unstable insertion force and distance requirements during assembly.

Compressed hose end inserts into passage duct held by elastic preload force, enabling easy replacement for patients with limited dexterity.

An orientation indicator on the housing provides visual feedback to maintain optimal oscillating pressure for effective bronchial secretion removal.

Turbine whistle converts airflow into variable frequency sound, addressing monotony in pediatric respiratory exercises through auditory feedback.

A positioning element forces solid smoking material toward a primary heating element for atomization.

A ventilator calculates expiratory resistance slope to detect airflow limitation.

A portable oxygen generator system uses a multi-chamber cartridge array and compressor to deliver continuous medical-grade gas flow.

A modular nitric oxide delivery device segments control and delivery functions to enable portable therapy.

A closed specimen container uses a one-way valve and piston to draw sterile urine from an indwelling catheter port.

L-shaped housing with projecting user interface and sliding U-shaped liquid container for respiratory humidifiers.

Segmented expired gas analysis distinguishes alveolar opening from overdistension, preventing lung damage during recruitment maneuvers.

A breathing gas filter uses a dual housing design to transfer heat from an external chamber to the internal filter element.

A device processes electrical impedance tomography data to determine local impedance values for regional lung analysis.

A membrane encapsulates adsorbent material to reduce CO2 levels while minimizing breathing resistance in portable inhalation devices.

Forced ozone flow through sealed interfaces disinfects ventilator fluid pathways without damaging sensitive electronic components.

A detection system correlates intrinsic myocardial wall movement with ECG signals to identify perfusion.

Elastomeric damping elements secure a micro-blower within a respiratory housing while providing acoustic attenuation.

Compressed gas deagglomerates dry powder within a capsule chamber, resolving dose inconsistency from variable patient inhalation flow rates.

A portable oxygen concentrator uses a pressure sensor to detect breathing cycles through specific threshold adjustments.

Switching a second gas analyzer between patient and fresh gas lines prevents erroneous shutdowns from clogged sampling tubes.

A drug delivery tape system moves plant matter through a heating element to extract active substances.

Segmented disposable components in a refurbishable exhalation valve sensor assembly prevent contamination while reducing medical waste.

A hinged anesthetic evaporator adapter decouples code alignment from the threaded sleeve to simplify filling operations.

Placing sensors at the clean air inlet of a manual resuscitator enables accurate ventilation monitoring without increasing dead space or contamination risk.

Antimicrobial catheter tube with flexible tapered sheath reduces bacterial levels while slide lock prevents accidental valve activation.

A rotating carrier mechanism advances and opens inhalation capsules automatically, eliminating manual handling errors.

A medicine vaporizer uses inert airflow to separate heating zones from user contact areas.

A mechanical ventilator uses a pressure force multiplier to actuate a valve based on patient breathing effort.

A therapeutic gas delivery device uses a binary control valve for constant flow and a proportional control valve for variable flow.

A respiratory system controls air pressure and flow rate using an adjustable vent and flow generator for synchronized therapy delivery.

Active lung assist device supplies breathable gas and removes carbon dioxide using a vacuum pump to support patients with impaired lung expansion.

A manual air pump drives a poppet valve to generate a reservoir vortex, ensuring high delivery efficiency and minimal residual formulation.

An airflow channeler focuses vapor flow over a heating element to resolve uneven liquid vaporization and reduce user suction effort.

A breathing apparatus blower control unit manages airflow generation to maintain stable pressure during patient respiration cycles.

Optical detection unit measures aerosol particles passing through a measurement volume to determine delivery rates in real time.

Segmented inhalation chambers resolve space and stress constraints by enabling selective, uniform drug delivery across multiple test subjects.

A respiratory rate measurement device extracts patient breathing data from tube pressure signals using an estimation unit that calculates autocorrelation coefficients.

Water sensors trigger automatic oxygen delivery through flexible tubes to resolve submersion fatalities.

Computer system calculates airway flow limitation index from pressure and flow signals to quantify patient breathing status.

Automated wireless transfer maps ventilator settings to compatible modes, reducing manual configuration errors during patient moves.

An airstream moves a cartridge plunger to release liquid, eliminating wick waste and reducing manufacturing costs.

A humidifier recharge alert system uses flow meters or power measurements to trigger alarms when insufflation gas thresholds are reached.

Curved gas pathways extend water contact time to resolve inconsistent humidification and condensation risks.

Independent valve control prevents overfilling and reduces medical agent waste by maintaining optimal head space volume.

A controller adjusts valve current to maintain target oxygen fraction in flow therapy devices.

Processing system correlates medication intake data with positive airway pressure therapy outcomes to identify interactions.

An electrochemical filter oxidizes propofol in ventilation systems, preventing enrichment and ensuring reliable anesthesia control.