Dead Animal Preservation TRIZ Cases

Pulsatile machine placental perfusion recovers high CD34+ counts by flushing residual cells, solving insufficient yield in conventional collection.

E-64d Cathepsin L inhibitor reduces cryoprotectant toxicity while improving embryo thawing recovery rates.

Carrageenan and carboxymethyl cellulose enable rapid sol-gel transitions, resolving lengthy transition times that harm cell integrity.

Composite perfusate formulations with artificial oxygen carriers reduce reperfusion injury and support metabolic needs during extended ex vivo preservation.

Phase-change gel packs maintain donor organs at 8 to 12 degrees Celsius, extending storage time without ice-induced mitochondrial damage.

Mechanical ice nucleation and peripheral insulation reduce well-to-well variability in multiwell plates, improving post-thaw cell viability.

Capacitance measurements replace complex biological assays, resolving the trade-off between assessment precision and operational complexity.

A vitrification cryopreservation device uses an absorber to remove excess solution from cell samples.

Glycerol cryoprotectant preserves viable organotypic skin substitutes during freezing for long-term storage.

Real-time oxygen generation eliminates flammability risks and logistical complexity of pre-stored gas containers.

An aqueous solution containing dimethyl sulfoxide and methyl cellulose preserves mammalian cells during slow freezing.

Two-piece retainer forms continuous interior space for tissue grafts.

A dual-channel perfusion system enables simultaneous testing of split liver lobes using independent blood supply channels.

Combining metabolic agents with hypothermic machine perfusion extends preservation time for DCD organs damaged by warm ischemia.

Defined liquid compositions with polar aprotic solvents and polysaccharides replace undefined components to ensure reproducible cryopreservation of stem cells.

A preserving agent combining quercetin with fructose or sucrose protects biological tissues during storage.

Peptide inhibitors of protein kinase C betaII and zeta attenuate ischemic reperfusion injury in preserved organs.

Perforated orifices in a tubular retainer retain biological samples during automated cryopreservation, reducing osmotic shock risks.

Segmented compartments maintain composition stability during storage while enabling efficient mixing of cellularized materials at the point of care.

CD56 positive NK cell adoptive transfer reduces inflammatory cytokines and senescence markers to address fragmented autoimmune treatment approaches.

Perforating unseparated placental membranes allows selective blood extraction from the chorion layer, preserving tissue regeneration factors in the amnion.

An alkaline buffering system shifts metabolic equilibrium to favor glycolysis, extending storage duration beyond six weeks while reducing hemolysis.

Coated magnetic nanoparticles convert alternating field energy to heat, achieving uniform rewarming of whole organs from vitrified states.

Perfusion culture replaces centrifugal concentration to maintain high cell viability while achieving ultra-high density inoculation efficiency.

Acellular cross-linked hemoglobin delivers oxygen during normothermic perfusion to reduce ischemia-reperfusion injury.

A non-toxic surgical training fluid preserves human tissue using ethanol and stabilizing agents.

Mono-substituted aryl aldonamides replace cytotoxic DMSO by inhibiting ice recrystallization, preserving hematopoietic stem cell viability.

Removing CD3-positive T cells from monocytes allows efficient NK cell expansion using IL-15 and IL-21, overcoming slow production times.

Restimulating cryopreserved TILs recovers glycolytic respiration lost during storage, ensuring viable infusion.

Emulsified lipids in the aqueous medium suppress hemolysis, maintaining functional integrity and extending storage duration.

A control unit drives a straw device to extract cells and transfer them through a pre-freezing stage into a freezing unit for automated vitrification.

Thixotropic gel barrier and stabilizer preserve extracellular nucleic acids, eliminating cold chain requirements during transport.

A serum-free hypothermic preservation solution maintains blood cell viability through antioxidant and osmotic balance mechanisms.

Gel support packaging preserves skin equivalents at 2-8°C, eliminating cryogenic storage complexity.

Segmenting reusable infrastructure from sterile disposable components extends donor organ viability windows while reducing system complexity and costs.

Electromagnetic RFID interrogation replaces physical label inspection to identify biological samples in cryogenic storage while maintaining low temperatures.

A portable oxygen source drives fluid flow through tissue vasculature without electrical components.

Segmented organ preservation container uses detachable connectors for fluid supply and drainage to maintain hermetic sealing.

A perfusion device maintains continuous blood flow through isolated organs using multiple flow paths and pumps during transplantation.

Thin air-dried collagen carriers preserve complex tissue structures and cell vitality during cryopreservation by optimizing thickness to reduce freezing damage.

Pre-cooled hollow fibers induce spontaneous ice nucleation, preventing supercooling and intracellular damage in cryopreserved samples.

A cryoprotectant solution containing glycerol, propylene glycol, and sucrose penetrates acellular dermal matrix tissue to prevent ice crystal formation.

A rapid multipoint assay monitors sperm maturation state during incubation to optimize processing timing.

Sodium polyacrylate mixed with ethylene glycol protects normal tissues from ice crystal damage while tumor cells are destroyed.

A microfluidic platform with gel-filled channels mimics interstitial fluid flow to support the formation of perfusable microvascular networks.

Low-temperature-resistant support prevents breakage and contamination during hollow fiber cryopreservation.

A cryopreservation method uses 3-O-methyl-D-glucopyranose to nucleate ice uniformly across microvasculature.

An RBC enhancement composition restores metabolic activity in stored blood.