Sampling TRIZ Cases

A moisture vapor probe uses a removable electronics module to separate sensing components from signal processing hardware.

An adjustable air scoop diverts airflow into an embedded channel, positioning a gas sensor to resolve uneven external flow and improve detection sensitivity.

Introducing a denser second solvent onto the first creates a density gradient that drives bead sealing, reducing array preparation time.

Segmented compartments separate harsh lysis reagents from amplification reactions, resolving inhibition trade-offs in single-cell PCR workflows.

A multi sampling port monitoring apparatus directs air from several points through a mixing part to a single detecting part for average level measurement.

Step-wise cooling of crude mentha oil produces high purity L-menthol crystals, resolving time-consuming manual handling and GMP compliance bottlenecks.

An integrated lateral flow device combines a sample collection swab and a detection strip to eliminate cross-contamination risks from separate handling steps.

A conically-shaped filter apparatus separates biological samples using radial openings and a hollow gas exchange stem.

A sample injector uses a disconnectable injection needle to enable parallel robot arm operations.

A particle detection sensor places a condensing lens between a light source and photodetector on a single substrate to focus optical energy.

Dynamic adjustment of ejection and sedimentation regions in a piezoelectric dispenser resolves the trade-off between high yield and rare particle loss.

A slurry analysis system estimates particle characteristics using filtration pressure and filtrate flow rate through a dedicated filter.

Combining Elafin, HE4, and SLPI biomarkers resolves low CA-125 sensitivity to improve early ovarian cancer diagnostic accuracy.

Identifying tumor-specific nucleic acid sequences overcomes the low specificity of general markers like CEA, enabling precise molecular diagnosis.

A metallic gloss prediction process correlates wet layer reflectance with cured finish using curve fitting equations.

Inkjet printed digital microfluidic electrodes enable droplet actuation and transport via electrowetting.

Fixative preconditioning stabilizes red blood cells to prevent particulate interference during white cell and platelet counting.

Arc-shaped sliding members in a sample injector switch fluid passages, eliminating elastic seals that cause wear and foreign matter infiltration.

Rotating circular wafers replace bulky translational scanners with compact rotational scanning, enabling portable biological imaging without expensive optics.

Misaligned electrodes in insulating fluid drive three-dimensional transport of micrometer dielectric bodies using constant electric fields.

Tunable infrared laser sources selectively excite analytes for non-contact detection without physical sampling.

A hydrogen generator cracker uses ammonia oxidation heat to drive endothermic cracking without external heaters.

A full-flow penetrometer integrates an overlying pressure loading system to measure saturated clay strength parameters.

Measuring polysialic acid levels alongside tissue-specific markers enables non-invasive risk stratification, reducing false-positive rates from PSA screening.

A closure membrane with a linearly extending material taper breaks open under axial pressure to release reagents from a metering container.

Organic solvents extract lipophilic ingredients from biological samples into a supernatant phase for direct spectrophotometric measurement.

A bicarbonate-based release reagent extracts analytes from complex samples using chaotropic agents and detergents.

A co-molded closure system integrates a flow channel and conical recess to direct fluid transfer through the cap body.

A factor judgment unit identifies causative factors from stored data, resolving the contradiction between detection speed and accuracy.

Segmented rinsing baths resolve the trade-off between measurement precision and throughput in automatic liquid chromatography samplers.

Shared orthogonal transfer mechanisms replace individual elevator units, simplifying structure while maintaining precise positioning across multiple processors.

Axial fan reduces pressure drop below three inches water, lowering pump power and cost.

High-mass MALDI mass spectrometry detects intact therapeutic protein aggregates using crosslinking chemistry to stabilize non-covalent complexes.

Micro pillars prevent substrate adhesion while bottleneck structures delay sample drying and suppress bubble formation in the central channel.

A sensing structure uses shared elements to create voltage differences for probe alignment detection.

A collimator modifies cold jet flow to rectangular shape for precise loop modulator tube alignment.

Dual sample loops extract masked impurities from gas backgrounds, eliminating interference and improving measurement precision.

Atomic force microscopy measures tissue stiffness distributions to distinguish malignant from non-malignant samples.

A composite piston uses a hollow soft tip to seal against syringe walls while reducing sliding friction.

Segmented projections guard the ejection opening to prevent residual droplets from adhering to the sample container injection port.

An air sampling tube uses an axially extending groove to form an eddy channel that enhances fluid flow and mechanical strength.

Nanoscale membranes change geometry upon analyte exposure to enable remote sensing, resolving scaling challenges in wireless sensor networks.

Segmented valves and a vent manifold remove extraneous gases without bulky hoods, reducing installation costs while maintaining safety.

A movable receiving chamber controls fluid communication with a detection chamber for analyte testing.

Epoxy embedding enables ion probe inert gas measurement, reducing background interference and operational complexity.

Automated stripping tool trims protruding sample material using controlled rotational movement between cutting blade and rheometer plates.

Rotating concentric reagent racks position fluids under a fixed dispenser, eliminating complex multi-axis movement and enabling uninterrupted sample analysis.

A separation vessel extracts gas from transformer oil for direct sensor measurement.

Meander channels induce helical convection to boost rare cell yield, resolving low capture rates in laminar microfluidic systems.