Teeth Filling TRIZ Cases

Rotatable chambers align openings to mix thixotropic dental compositions, enabling ejection through PLT applicator cannulas.

Horizontal penetration holes in a dental endo file disperse torque, preventing stress concentration and breakage during rotation in crooked root canals.

Alternating oscillation and rotation prevents file breakage and self-threading in curved canals.

Segmented receptacles store separate initiators to prevent premature reaction while enabling single-step dispensing.

A film tensioning element uses pressurized gas within hollow rings to adjust stiffness dynamically.

Segmenting mixing components within one chamber reduces device complexity while maintaining storage stability for multi-component dental preparations.

Segmented housing and optical filtering isolate weak luminescence from ambient light, enabling clear imaging in high-interference environments.

High B2O3 content reduces the softening point below 800°C, preventing framework deformation during veneering while maintaining strength.

Curved protrusion ties allow adjustable lower jaw positioning while preventing hard stops and excessive pressure at end positions.

Variable heat treatment customizes nickel-titanium crystal structures, reducing torsional stress and cyclic fatigue during curved root canal navigation.

A dental handpiece controls drive sequences to limit cumulative rotation angles of cutting tools.

Segmented spiral flutes alternate between cutting and evacuation modes to prevent debris embedding during drilling.

A dental appliance tongue sleeve holds the tongue forward via suction, preventing obstruction and eliminating noise or tissue pressure from CPAP systems.

A zirconia block manufacturing method mixes colored and white powders in varying ratios to create an internal color gradient.

A dental preparation instrument uses a two-stage gear system to transmit torque via toothing rather than bearings.

A dental dispensing device uses a removable lever and plunger to push pasty composition from a reservoir.

Thermochromic dental posts resolve the trade-off between diameter identification and light transmission by changing color at body temperature.

Grooved housing channels trapped air away from viscous material to prevent bubbles and maintain dispensing control.

A mouth guard strap with quick release mating members connects the device to a helmet.

An integrated irradiation device merges a UV or RGB LED light source within a container body to photoactivate paste-type compositions during application.

A nonlinear superelastic nickel-titanium endodontic file uses electroformed geometry to enhance flexibility and fatigue resistance.

A dental dispensing tip uses a delivery cannula to route fluid directly into the brush applicator barrel.

Segmented reinforcement pins and an etching canal pin guide drills to prevent canal wall perforation while maintaining restoration strength.

Strategic protuberances stimulate tongue nerves to advance the tongue, expanding the pharynx without mandibular repositioning that impairs speech.

A segmented capsule and handpiece system mixes powder and liquid components into a paste using planetary motion mechanisms.

Radial wall expansion in a viscous material container reduces pressure differences, preventing air bubble intrusion and bacterial growth during dispensing.

Vibrational mechanical activation at 1000 Hz removes air bubbles from dental composites, reducing voids by 70% and boosting restoration strength.

Aptamer probes detect periodontal pathogens with 1,000-fold signal amplification, replacing slow laboratory analysis with rapid point-of-care diagnosis.

A detachable shaft attachment encases the applicator receiving area to provide secure support for interchangeable application elements.

Conforming flexible lamps replace rigid structures to resolve uneven light distribution and bulky mounting in intraoral whitening devices.

A two-component mixing capsule uses a rotatable first chamber to align coaxially with a second chamber for viscous dental material application.

A flexible endodontic drill features helical flutes with variable cutting edge angles along its conical working part.

Segmented convex and concave cutting edges distribute stress to reduce breakage risk while maintaining high machining speed in dental canals.

Pneumatic atomization breaks coating material into fine droplets to eliminate pinholes and streaks on curved tooth surfaces.

Nasal passage expansion members engage the muco-buccal vestibule to reduce air flow resistance and protect upper dentition during sports.

A cartridge liquid injector uses a reduction ratio switching portion to adjust gear engagement for plunger movement.

A specialized periodontal instrument elevates gingival flaps through a small incision to cover defects without enlarging the access site.

Water-soluble polyvinyl alcohol spacers eliminate cotton linting risks and prevent coronal leakage by dissolving completely in cool water.

Rotating housing aligns chambers to mix pasty dental compositions, solving handling issues.

Single-flute geometry extracts tissue debris to prevent torsion stress buildup, reducing file breakage during curved canal shaping.

Photosensitive polymer brushes replace mechanical files to eliminate iatrogenic risks while ensuring complete smear layer removal.

A dispensing device switches between storage and operative modes using a valve system that locks or releases the cannula.

Elastomeric silicone dental trays adapt to irregular tooth contours via elastic elongation, reducing saliva ingress during bleaching treatments.

A delivery device bed wraps filler material to transfer heat directly for precise temperature control.

Offset centers of mass create dynamic swagger motion that improves pulp tissue removal efficiency while reducing instrument breakage risks.

A gaseous fluid flow duct creates a protective air curtain near the patient's perioral zone during dental procedures.

Composite rigid structure maintains ejector shape and retracts tissue to prevent suction interruptions during dental procedures.

Multiple fiber optics center shafts propagate light from a receiving portion to the root canal periphery, resolving inadequate curing of deep adhesives.

Heat treatment at 400-600 C modifies superelastic alloy properties to reduce lateral forces and binding during curved canal navigation.