Tracheal Tubes TRIZ Cases

Segmented lumens with independent ports enable selective secretion evacuation above the inflatable cuff while preventing mucosal damage.

A segmented oral capnography accessory attaches to a bite block via latch arms, enabling accurate CO2 sampling while maintaining surgical mouth access.

An automated sensor carriage detects the cricothyroid membrane position, resolving manual location errors in pre-hospital settings.

Injection molding merges the supraglottic tube and laryngeal mask head into one piece, eliminating separate assembly steps that increase production time.

Segmented speaking tube delivers gas for patient speech while preventing pathogen entry through the separate respiratory tube.

Deflated cuff creates non-sealing airway path for continuous gas flow, eliminating diaphragm movement while maintaining adequate ventilation.

Side through-holes in a bite block enable external device connection while maintaining a simple planar opening surface to prevent soft tube catching.

Local quality differentiation creates a less flexible proximal portion to withstand insertion force and a more flexible distal portion to protect the trachea.

A saliva collector uses a bubble barrier and membrane to separate foam from air streams, preventing liquid leakage into vacuum pumps.

An automated ventilation system adjusts breathing rate using real-time expiratory CO2 measurements to maintain target gas concentrations.

Continuous respiratory parameter analysis using AI models improves extubation assessment accuracy beyond the rapid shallow breathing index.

Atomizer generates larger particles via air-blasting to prevent exhalation loss and improve alveolar deposition without invasive intubation.

A nasal delivery device uses a flexible connector to guide therapeutic agents into the nasal cavity.

Ultraviolet light system sanitizes internal gas flow path surfaces within blower assemblies to prevent microbial growth.

Axial sliding lock ring engages stopper to prevent unintended withdrawal during free extraction.

A tracheal tube made from nematic polymer adjusts its outer diameter when exposed to light or heat.

A portable respiratory unit merges positive exhalation pressure therapy with internal vacuum suction for simultaneous airway clearance.

A flexible tube inflects along a guide wire to enable direct ventilation access.

Segmented pistol grip control actuates a flexible movable tip to navigate tortuous airways, reducing tissue damage during intubation.

Segmentation creates independent gas pathways, preventing measurement tubing blockage and ensuring accurate CO2 monitoring without disrupting oxygen flow.

Ramped-up electrical stimulation activates the phrenic nerve, avoiding ventilator-induced lung injury from positive pressure.

A pull line system guides an endotracheal tube into a curved shape to reduce intubation attempts and intraventricular hemorrhage risk in preterm infants.

Slit-based expansion allows one dilator to accommodate various tracheostomy tube sizes, reducing component complexity and patient trauma.

An outer film creates a variable lumen for voice air, enabling speech without compromising ventilation integrity.

Segmented catheter lumens lower driving pressure during gas flow, preventing barotrauma while maintaining effective carbon dioxide removal.

Mixed measurements catheter integrates gas composition and pressure sampling ports within a respiratory assistance device lumen.

A tracheostomy tube integrates a movable shutter mechanism to control fenestration states for clinical adaptability.

A flexible polymeric medical spiral tubing features a proximal section with an increased pitch between adjacent convolutions to enable easier twisting and rotation.

A tracheostomy cannula covers latching elements with a deformable tube to reduce friction and bacterial accumulation while maintaining secure device fixation.

An asymmetric aperture bridge in a single-lumen catheter divides gas flow, preventing rotational displacement and misalignment during thoracic surgery.

A bite block secures a gas delivery apparatus inside the mouth to transport oxygen directly to the oral cavity.

Cuff overlay protects tracheal wall from trauma while suction port removes pooled secretions.

A spring-loaded surgical instrument uses a release mechanism to neutralize driving force during tissue penetration.

A pre-biased indicator on an enteral feeding catheter base provides a discrete visual signal when balloon volume changes.

A dual-film respiratory collar uses an elastic outer layer and rigid inner liner to create a stable seal against the trachea wall.

A vacuum blockage removal device uses a solenoid valve to control negative pressure for airway clearance.

Movable magnets in a bridle device reorient poles to overcome repulsion and improve nasal tube placement success.

An endotracheal stylet uses airflow to articulate the tube tip, replacing rigid mechanical bending mechanisms.

Nickel mesh and Cr-Ni alloys suppress chromium oxide growth on SOFC interconnects, limiting ion diffusion to prevent cathode poisoning.

Segmented airway sensors detect carbon dioxide levels at multiple locations, resolving single-point detection delays.

Segmented tracheal tube covers prevent water infiltration during bathing, reducing aspiration pneumonia risk without hindering gas exchange.

Disposable laryngoscope lens integrates oxygen supply pipes and drug delivery channels into a transparent protective cover.

An integrated adaptor routes oxygen and suction through the endotracheal tube, bypassing upper airway obstructions that block flow.

Side wall inlet creates helical flow to increase therapeutic gas concentration and reduce dead space.

A reusable reservoir with a one-way valve enables reproducible powder dosing independent of user force.

Switching from nasal to oral delivery resolves blocked passage contradictions, maintaining reliable ventilation and CO2 monitoring.

A tracheostomy valve assembly uses a movable diaphragm and flow-adjustment component to control airflow restriction through mechanical actuation.

Ring-shaped terminal element positions catheters in the retro-pharynx, enabling accurate surfactant delivery without invasive tracheal insertion.