Tissue Regeneration TRIZ Cases

A porous scaffold made from micronized extracellular matrix via freeze-drying creates uniform pore structures.

An intraocular lens achieves accommodation by mimicking natural elasticity through a poly(dimethylsiloxane) elastomer gradient, avoiding capsular stiffening.

Hierarchical pores in a low-density scaffold enable cell colonization of large volumes while minimizing fibrous capsule formation.

Enzymatic dermal grafts reduce infection and recurrence risks in hernia repairs.

A scaffold releases medicants via compression to support meniscal repair.

Mechanical pressing and controlled chemical processing decellularize porcine liver extracellular matrix while retaining collagen morphology.

Segmented chain mesh adapts to irregular bone defects while maintaining mechanical stability.

A multi-block thermogelling polymer forms a gel at body temperature to support retinal reattachment.

Calcium alginate-pectin coatings on bone substitutes sustain antibiotic release for 50 days, preventing local infection in septic revisions.

A bone implant material uses a covalently bound polysaccharide matrix to embed calcium phosphate for stable tissue integration.

Th2-dependent immune modulation creates pro-regenerative environments with high interleukin 4 levels to treat chronic wounds.

Stitched reinforcing fibers on an extracellular matrix patch mitigate tearing and maintain biomechanical strength during enzymatic degradation.

A methacrylate-rich surface layer on an intraocular lens reduces surface tackiness, eliminating labor-intensive post-manufacturing treatments.

Neural crest-derived mesenchymal cells enable skin substitutes to induce hair follicle neogenesis without immune rejection.

Porous composite scaffold reduces stiffness through fluid absorption or mild heating, allowing safe insertion into bone defects without thermal damage.

Low-temperature spherical granules use a magnesium phosphate and nano-silica shell to create rough, porous surfaces that improve cell attachment.

Microphase-separated domains in polystyrene macromer blends boost tensile strength without sacrificing optical clarity.

Vinyl phosphonic acid comonomers buffer pH changes during PPF degradation, synchronizing scaffold breakdown with tissue healing.

A plastically deformable ceramic suspension forms intrinsic pores while maintaining phase stability for bone defect filling.

Flash sintering creates a bioactive glass bead with an amorphous shield, suppressing crystallization to maintain porosity while increasing mechanical strength.

Magnesium wires embedded in PLGA scaffolds provide directional electrical cues that enhance network density and accelerate nerve regeneration.

Circularly birefringent intraocular lens refracts light by polarization to create extended depth of focus.

A bioenergetic polymer releases metabolic intermediates to fuel cellular energy production during tissue repair.

Hot rolling and annealing refine beta titanium alloy grains to resolve coarse microstructure brittleness while maintaining strength.

Removing organic solvents from the dissolution process eliminates cytotoxicity while maintaining film formation and transparency.

Porous collagen scaffolding admixed with calcium phosphate retains shape and cohesiveness within bone defects during healing.

Incorporating magnesium ions into the hydroxyapatite lattice resolves low biocompatibility constraints for advanced biomedical applications.

Embedding demineralized bone matrix particles in non-allograft fibers reduces waste while maintaining mechanical strength for bone regeneration.

Enzymatic removal of alpha-gal epitopes reduces calcification risk while preserving mechanical stability in heart valve prostheses.

Intensified aqueous extraction removes organic contaminants from bone material, reducing processing time to 2-5 hours while eliminating harmful solvent waste.

Low-concentration triazine monomers absorb UV radiation at 370 nm without altering refractive index or water content.

Cross-linkable hyaluronic acid matrix incorporating polymer nanoparticles to form a moldable hydrogel precursor.

Optimizing the polymer-ceramic ratio balances bone integration with mechanical stability, eliminating solvent toxicity in 3D printed implants.

Tissue engineered bone graft combines decalcified matrix with autologous stem cells to reconstruct inferior turbinate defects.

Sequential anionic and non-ionic detergent treatments remove cells from heart tissue while preserving extracellular matrix integrity.

A bone implant device features a 3D pattern of voids and indentations that mimics pre-natal cancellous bone structure.

Supercritical fluid extraction decellularizes tissue to preserve proteins and growth factors, avoiding surfactant denaturation and ice crystal deformation.

A malleable implant combines a biodegradable polymer, mineral particles, and an oxysterol to promote bone growth.

Variable pressure solubilisation creates layered foamed polymeric materials with distinct density gradients across multiple layers.

Crystallized glass ceramic with wollastonite, hydroxyapatite, and akermanite phases enhances mechanical strength through high-temperature sintering.

Double network hydrogels combine PAMPS and PNIPAAm networks to overcome mechanical mismatch in load-bearing cartilage grafts.

Phosphonic acid treatment creates a reactive shell on hydroxyapatite, enabling strong interfacial bonding with polylactide and resolving mechanical weakness.

Decellularized stem cell matrix on chitosan scaffolds accelerates nerve repair while avoiding donor shortages and immunogenicity.

Photoactive ligands covalently bond to polysiloxane surfaces via UV activation, eliminating toxic disinfectant reapplication.

Mixing autocrosslinked and BDDE-crosslinked hyaluronic acid extends residence time while minimizing inflammatory reactions caused by excessive crosslinking.

Directional freezing and coaxial hot stretching form a silk fibroin hydrogel scaffold that matches natural tendon strength while maintaining biocompatibility.

A medical polymer material with a phosphate group having a C—O—P chemical bond in the main chain chemically bonded to the surface.

A collagen-coated bacterial cellulose implant reduces friction against surrounding tissues through controlled surface roughness and crosslinked material properties.