Withdrawing Sample Devices TRIZ Cases

Pre-diluting concentrated brines keeps analytes below saturation, preventing sensor deposits and enabling stable concentration measurement.

A movable piercing element mixes saliva with treatment solution for faster roadside analyte testing with higher sensitivity and accuracy.

Automated robotic sampling and sterilization reduce human-caused particle and biological contamination in sterile barrier environments.

A hydrophobic DLC edge coating helps microtome blades prevent specimen sticking and chipping while preserving cutting quality across tissue hardness.

Uniform illumination of the knife facets and gap lets a detector align the microtome knife edge precisely while reducing damage risk.

A porous water-absorbing film wrapped on a rod tip improves comfort, cuts manufacturing complexity, and enables more complete specimen release.

Pressure analysis during pipette lowering detects liquid interfaces early, helping aspirate the first medium with less cross-contamination.

Larger outer-region through-holes relieve clogging pressure and protect the filter edge while maintaining collection efficiency.

Temperature sensors compare sample air and ambient conditions to predict condensation in aspirating smoke detection and trigger preventive control.

Capillary flow moves a representative blood sample into the analysis chamber without pumps or skilled handling, preserving particle distribution for reproducible results.

A retractable capillary and internal retention element collect precise blood samples while reducing contamination and needle stick risk.

Automated cartridge purification, shaking, and drying cut dioxin pretreatment time while reducing analyst-dependent result variability.

A sliding test element contacts the sample only when needed, improving home analyte detection while limiting exposure and contamination.

Pipe-network air sampling and a central biosensor speed pathogen detection across large, high-traffic spaces with accurate monitoring.

Optical imaging registers target cell coordinates in intact 3D tissue, enabling extraction and analysis without losing spatial context.

A movable closure and abutting member keep specimen cases at a predetermined position for simpler, more reliable storage and retrieval.

A hypertonic oral reservoir and semipermeable membrane draw interstitial fluid for simple, accurate electrolyte checks without blood or urine.

An extraction box with removable walls preserves intact vegetated dune samples for flume testing and more representative shoreline modeling.

Uniform cooling across tissue cutting, storage, and transport helps prevent trauma, contamination, and inconsistent preclinical analysis.

A transparent high-pressure chamber and removable filter enable in-line fluid residue inspection and sampling without interrupting system operation.

An integrated coil-based flow chamber measures gas flow in aspirating smoke detectors, improving accuracy without adding complex hardware.

Controlled test particulate enables automated airflow checks in aspirating smoke detector pipes, improving blockage detection and reducing manual maintenance.

Guided wave radar inside a pressure-controlled sample chamber reveals interface levels and permittivity on site, avoiding sample transport and storage.

Temporal laser speckle analysis enables real-time detection of trace microorganisms in fluids while reducing microbubble and environmental interference.

A disposable concentrating pipette tip rapidly filters large liquid samples into small retentate volumes while reducing contamination and manual handling.

A disposable sterile cassette and reusable actuator base automate sample collection while reducing contamination risk and sterilization effort.

A two-stage sampler uses constant-force tube insertion and tube occlusion to collect intact sediment cores from smaller vehicles.

On-site LIBS and Raman analysis through a cutaway soil tube preserves sample integrity while linking depth and insertion force data.

Orthogonal ion and optical analysis share one air sample path to confirm hazardous substances and cut false positives.

A filtered sampling path and isolating valve keep particles out of the measurement chamber while preserving fast, low-resistance gas sampling.

A sealed valve and upstream filter keep gas samples clean and limit evaporation, improving hygiene and measurement reliability.

A nested sub-cartridge adds quality control solutions without enlarging the blood analysis cartridge, while improving handling and leak-safe fluid delivery.

Adjustable suction geometry and flow feedback enable precise point-level foreign substance detection while checking pump and sensor health.

A detachable QC sub-cartridge and pre-opened sampling door keep contaminants out, simplify reagent replacement, and support reliable blood tests.

Dual bubble removal and pressure-regulating valves keep sample water stable and microbubble-free for more reliable turbidity measurement.

Separate inlet and outlet ports on a fixed seat improve gas exchange accuracy in a compact mobile gas detection module.

Parallel adsorbent and impinger paths with independent flow control enable reproducible ammonia and multi-odor analysis from superabsorbent polymers.

Using intact core samples and fixed-mass transfers, this case improves soil carbon accuracy without bulk density measurements.

Vacuum-drawn moisture samples from embedded chambers give real-time dew point data to adjust concrete curing and avoid cracking or strength loss.

Controlled tracer release and air sampling reveal indoor aerosol flow metrics and transmission risk patterns for ventilation adjustment.

Air jets formed around the suction tube extend vapor detection range and focus sampling toward the target for safer stand-off use.

An eccentric shaft and sliding assembly replace screw adjustments, enabling faster microtome cutter clamping with stable, adjustable force.

A core barrel and cutting shoe collect representative soil samples directly from depth without extruder rods, improving speed and sample purity.

A pump-assisted side-stream conduit keeps sampled exhaled flow proportional for accurate wearable ventilation and CO2 metabolism measurement.

High-pressure air pulses free sub-micron particles while spiral clean airflow and HEPA/ULPA filtration prevent escape for accurate counting.

A mixed soil slurry with controlled stop-flow and moving-flow density checks improves solid-liquid ratio accuracy for chemical analysis.

Homogeneous mixing and controlled slurry flow enable accurate soil-to-water ratio measurement for more precise chemical analysis.

Multiple sensing sites with different through-hole configurations improve analyte accuracy and speed across a wider concentration range.

Parallel facing, hydration, and sectioning across multiple microtomes cuts tissue sample preparation time while preserving section quality.