Other Blood Circulation Devices TRIZ Cases

Flexible cassette pathways and magnetic drive simplify hemodiafiltration fluid delivery while reducing leakage, air entrapment, and pump complexity.

Multiple blood circuits, pumps, and sensor feedback maintain flow, pressure, temperature, and air-bubble control for extracorporeal organ support.

A multilayer hepatocyte-endothelial bio purifier detoxifies blood while maintaining creeping flow and hemodynamic stability for acute liver failure.

Machine-readable container and support IDs verify fluid compatibility and placement before renal therapy, reducing setup errors and harm.

Optical color sensing verifies correct tubing placement on medical hardware and blocks operation when disposable lines are misloaded.

Air-aided pumping creates gas pockets that push residual PD fluid to drain, enabling reusable fluid paths with less waste and setup.

A multilayer plasma purifier with hepatocytes and endothelial cells enables continuous extracorporeal detoxification for acute liver failure.

Colorimetric optical sensors verify color-coded tubing placement on medical hardware, replacing pressure-based checks and flagging misloads.

Selective plasma separation and adsorption remove circulating galectin-3 to curb inflammation, fibrosis, and cancer progression.

Mathematical pressure-drop correction maps sensor readings to actual blood-circuit pressures, reducing false TMP alarms and treatment interruption.

Interlocking latch-and-coupler collet wings secure a cannula to vessels without the grip loss and distortion seen in cantilevered clamps.

Removing age-associated plasma factors and inflammatory mediators through plasmapheresis helps improve strength, balance, and mental status.

An independently driven discharge pump speeds blood-circuit priming and replacement-solution discharge without adding a separate high-pressure pump.

Periodic plasma exchange with baseline and follow-up health markers helps remove aging-related factors while managing treatment complexity.

Alternating priming fluid and air in a vein-side air trap stabilizes drip chamber fluid levels without relying on pressure variation.

Selective visible-light treatment disinfects extracorporeal blood flow to reduce sepsis pathogens while limiting damage to mammalian cells.

Hybrid ultrasonic, capacitive, and infrared sensing controls liquid level and blocks foam from contaminating blood treatment components.

Imaging locates pathogen cells in blood cassettes, then localized electric fields neutralize them while limiting exposure to nearby blood cells.

A single closed-loop blood processor combines leukapheresis and target-cell enrichment to cut transfers, contamination risk, and cell loss.

Continuous venous hum sensing with AI flags AVF baseline deviations early, reducing delayed fistula assessment and intervention time.

A domed diaphragm pump with pressure feedback improves hemodialysis fluid control while reducing dialysate use, complexity, and cost.

A manifold recirculation loop lets blood pass the oxygenator multiple times, reducing trauma and simplifying long-term bypass support.

Real-time sensing and control adjust light intensity or treatment time after bulb failure to preserve the required dose for biological fluid therapy.

Independent pumps and feedback control tailor cardioplegia flow, ratio, temperature, and pressure while reducing blood shear damage.

Insulin delivery data is fused with CGS readings to correct hypoglycemia-related lag and improve glucose measurement accuracy.

Disposable cassettes with integrated pumps enable homogeneous fluid irradiation while preventing cross-contamination in small-volume sterile samples.

Capacitive electromagnetic fields across dialyzer membrane pores loosen toxin-protein bonds, improving dialysis removal and monitoring.

A porous outer vessel wrap limits graft dilatation, reduces blood-flow turbulence, and promotes angiogenesis to help prevent stenosis.

Direct blood viscosity sensing and AI-based parameter adjustment help renal replacement circuits predict clotting and maintain patency.

Continuous centrifuge processing separates plasma and red cells first, then resuspends buffy coat to recover platelets with less loss and labor.

Timer-based alert detection and automated recovery keep a wearable artificial kidney running during ambulation and home dialysis.

Complexing agents bind mid-sized blood molecules into filterable complexes, enabling haemodialysis to remove toxins and pathogens more effectively.

Gas-side CO2 sensing and equilibrium tracking determine blood-side pCO2 quickly during oxygenator operation without repeated blood sampling.

Activated 300-500 μm affinity beads enable high-capacity blood cleansing while adapting capture chemistry to pathogens, cancer cells, and toxins.

A transparent sensing region lets optical or ultrasonic sensors detect air bubbles in peritoneal dialysis fluid and stop or drain flow.

Priming fluid is reused to detect shunt recirculation and cannula misposition before dialysis, avoiding extra bolus dosing or blood sampling.

A three-way dialysis connector enables syringe-free blood return through substitution fluid and pump-driven flow, cutting manual steps and error risk.

A one-way valve at the bag port directs priming liquid flow and expels air more effectively from extracorporeal circuits.

PID-based break pressure, glide, and vent control stabilizes pneumatic syringe flow for precise, contamination-free small-volume cell delivery.

Priming fluid is reused as a tracer to detect dialysis recirculation before treatment, avoiding bolus dosing, blood sampling, and workflow disruption.

A disposable set with pinch valves, bag detection, and integrated fluid handling simplifies home hemodialysis setup and frequent treatment.

A collapsible impeller and unified fluid-electrical interface enable percutaneous heart support with high flow and faster setup.

A slit-defined foldable anchor holds blood purification tubes securely while keeping the attaching member compact and preventing kinks.

EEG spectral parameters estimate brain activity, cerebral blood flow, and end-tidal CO2 during artificial circulation without invasive monitoring.

An integrated EPM membrane turns dialysate flow into electrical power, cutting battery weight in wearable dialysis machines.

A fixed membrane and solid gasket split pressure generation from filtration, cutting membrane stress, clotting risk, and cycle time.

A loop guide and bearing-supported centrifuge keeps fluid lines engaged during rotation, enabling continuous blood return and shorter donation time.

Load-detection soft portions let a blood collection cassette measure circuit pressure while cutting molding complexity, cost, and flow-path damage.

Donor hematocrit is used to recalculate plasma targets during each collection cycle, increasing safe plasma yield within FDA limits.