Withdrawing Sample Devices TRIZ Cases

A NO sensing system uses a humidifier and sensor array to generate potential differences for nitric oxide detection.

A gas sampling device uses a dilution block and analysis chamber to withdraw exhaust gas via suction for chemiluminescence detection.

A porous hydrophilic ceramic channel paired with a microcontrolled peristaltic pump extracts soil water samples continuously.

Distributed sensor nodes monitor methane concentrations along longwall faces, resolving spatial reliability gaps inherent in single-point monitoring.

Compression members apply pressure to buffer cartridges during heat sterilization, preventing carbon dioxide bubble formation and pH instability.

An automated cell smearing apparatus controls suction speed via pressure sensing to resolve non-uniform distribution and manual exposure risks.

Molded cellulose fiber tips enable sample collection in narrow spaces while maintaining mechanical strength and wicking ability.

Centrifugal injection through separation membranes fills sealed micro-chambers, preventing cross-contamination during fluorescence analysis.

Segmented sampling molds with inert gas prevent contamination while capturing molten steel from various depths for comprehensive analysis.

Infrared spectroscopy identifies virus-containing aerosols in exhaled breath, replacing invasive swabs with non-invasive optical detection.

Segmenting storage and fracturing functions reduces cost while a piston mechanism ensures complete sample expulsion without contamination or loss.

A drifting particle simulator buoy system tracks stormwater discharge plumes using a drogue and winch unit to mimic sediment settling rates.

A controller estimates exhaust time delay to adjust dilution air flow proportionally for accurate gas sampling.

Liquid impaction concentrates airborne particles for automated optical detection, resolving low measurement frequency in manual microscopy.

Heating the blade softens FFPE tissue sections, enabling smooth scraping that prevents scattering and reduces contamination during sample recovery.

Replacing mechanical spectrometers with optical filters reduces equipment volume and cost while enabling real-time monitoring of transformer faults.

A transparent permeable capillary eliminates paraffin embedding and sectioning steps, reducing sample loss while maintaining diagnostic accuracy.

A specimen collection cassette integrates ventilation means to dry biological samples while maintaining evidentiary chain of custody.

Dynamic sealing interfaces in a universal safety guard adapter accommodate varying detector dimensions, eliminating the need for dedicated calibration systems.

Passive cooling via exhausted sample fluid extends optical source life and reduces noise in clean-room environments.

A scanning chamber with concentric counter-rotating surfaces continuously reorients sample particles to present multiple spatial configurations to a sensor device.

Lift cams convert rotation into vertical motion to position a droplet, resolving contamination risks during semiconductor wafer inspection.

A pipetting apparatus generates simulated pressure curves to classify liquid samples based on measured physical parameters.

Chemiluminescence detection quantifies nitric oxide release, resolving the trade-off between therapeutic effectiveness and device complexity.

A closed loop collection vessel with a valve assembly directs aviation fuel into a sealed environment, preventing external water contamination during sampling.

A portable gas detection module uses a piezoelectric actuator to drive gas flow through a sensor for real-time data transmission.

A sampling valve diverts a portion of de-icing fluid into a container, reducing waste and operational interruptions during aircraft maintenance.

A multi-static millimeter wave system uses synchronized transmitters and receivers to reconstruct body surfaces without constraining subject movement.

Embedded magnets secure the petri plate assembly to eliminate tool-based removal, reducing operational time and contamination risk during cleaning.

Mechanical micro-dissection overcomes laser limitations to collect thick brain tissue while preserving neural circuit organization.

A water quality sampler uses a membrane receptacle to hold multiple sample membranes for simultaneous pollutant detection.

A gas-detecting apparatus uses a pump module to intake clean air for sensor verification.

A sight glass uses a flow directing assembly to swirl natural gas against a transparent window, forming visible droplets or fog when liquids are present.

A handheld soil analysis system uses semiconductor polymer sensor strips to detect volatile organic compounds through electrical resistance changes.

A portable detector disc uses a solid state sensor and wireless circuit to transmit chemical gas contaminant levels from semiconductor equipment.

A single pulsed laser generates plasma for spectral analysis while simultaneously ablating particles for physical sampling of surface layers.

Integrated floating DGT device performs in-situ measurements to prevent physicochemical property distortion during sample collection.

A collection substrate captures target analytes from surfaces using affinity materials to enable spectroscopic analysis.

An elastomeric injection nipple deforms upon pipette insertion to establish fluid communication with a venting channel.

A headspace heater maintains effluent temperature using a black anodized aluminum lid and resistor.

A filter holder uses a movable flat support and clamping spring to secure the sample in a precise plane for microscopy.

Nested flexible pouch and rigid case design prevents external surface contamination while maintaining sample integrity.

An in-situ particle detector monitors air flow over semiconductor substrates to track contamination levels during active processing.

Embedding tissue with a standard substance allows selection based on light signals, reducing errors from inconsistent section thickness.

Rotating wheels divert material from a moving conveyor belt into a sample chute, eliminating the need to shut down the line for manual sampling.

An automated liquid sampler uses a pump to extract discrete fluid volumes into a reservoir, resolving manual sampling inconsistencies.

Acrylic sensor holder assembly enables automated cleaning and calibration without manual removal.