Fracture TRIZ Cases

Collar resolves stability-versus-adaptability contradiction by using ratchet mechanisms and differentiated padding to incrementally restore cervical lordosis.

A cervical traction collar uses an occipital locking mechanism to deliver therapeutic force while maintaining unobstructed clearance for the jaw and chin.

Inflatable fabric pockets conform to injured limbs, replacing bulky rigid exoskeletons and reducing application time in austere environments.

Extraction of steel strips from the abdominal section allows air permeability, preventing MRI interference while maintaining lumbar stability.

A 3D body scan method creates custom support devices with adjustable straps and deformable elements.

Segmented support rails with cross-coupling resolve the stability-versus-adaptability trade-off by enabling gradual return to mobility.

Recessed support areas distribute distraction force across soft tissue, eliminating pain from direct bone contact and preventing slippage.

A cervical collar uses a height adjustment mechanism to position occipital lobe supports for customized fit.

A nasal compressive device uses a spring clip to apply direct pressure to the supratip area.

Segmented wire branches distribute pressure around the joint, eliminating rigid blocking pain while maintaining immobilization.

Segmented planar stabilisation elements connect via snap-fit joints to reduce manufacturing complexity while maintaining functional stability.

Replacing absorbent fabric with hard plastic and thin films eliminates sweat retention, resolving the trade-off between structural support and hygiene.

A device applies electrical stimulation to induce isometric muscle contraction in immobilized limbs.

A data processing unit controls an orthosis forming unit to shape a skin contact surface based on input body geometry.

Spiral elastomers in a flat foot orthosis correct pronation and pelvic tilt caused by hard surface pressure.

A wrist brace uses a lace and rotatable tightening mechanism to secure the splint against the anterior wrist.

Segmented modular components with a sliding bar adjust length to resolve fabrication time versus fit precision.

A hip spica cast undergarment uses open-cell foam padding to create a breathable, anatomically shaped barrier against patient skin.

Dual thumb apertures and a detachable support enable a single brace to serve both hands, reducing inventory complexity.

A knob adjustable elastic wrist guard uses a traction wire system to provide customizable tension for comfortable wear.

Soft inserts at the thumbhole and web space absorb pressure to prevent skin irritation during motion.

Segmented curved supports isolate thumb immobilization to specific joints, reducing bulk and discomfort compared to conventional bulky braces.

A cervical orthosis with a U-shaped frame and chin rest uses a height-adjustable locking device for precise positioning.

A portable cervical traction brace uses sensors and a microprocessor to adjust force and position for patient mobility.

Ratcheting chin-mastoid mechanism restores cervical lordosis curvature while applying axial translation force for spinal decompression.

A finger splint uses a flexible ring and extension portion to maintain distal joint hyperextension for tendon healing.

Tensile band actuates shell closure upon limb insertion.

Stacking two soft collars creates rigid neck immobilization while preventing tissue ischemia and pain from excessive pressure.

Curved splints match limb anatomy to eliminate gaps, preventing secondary injuries from shaking and pressure.

A segmented orthopaedic splint maintains the foot in a plantar flexed position using a hinge joint and adjustable straps.

A femur traction device uses a mechanical buckle and threaded shaft for secure ankle fixation.

Segmented frame portions connected by articulation elements and a flex member deliver weight-bearing stability without restricting range of motion.

Resilient brace generates corrective torque through pretension to align lower leg, opening medial tibial plateau while maintaining ankle flexibility.

A fracture brace uses a resilient material attached to a rigid shell to maintain constant pressure on the limb.

A rigid polymer band with an adjustable lug closure secures fingers or toes for orthopaedic treatment.

A lower leg orthotic brace uses a hinged support and cable cinching mechanism to secure the foot.

Transversely corrugated aluminum strips conform to hand anatomy, resolving the trade-off between fixation stability and wearing comfort.

Composite splint materials resolve storage stability contradictions by absorbing exudate to prevent maceration.

Interlinked hollow tubes in a customizable mesh structure prevent skin irritation by allowing air flow while maintaining immobilization strength.

Removable angle limit elements engage hinge ports to adjust flexion and extension ranges without brace removal.

Embedded decorative elements remain fixed during thermal molding, resolving the contradiction between aesthetic appeal and patient compliance.

Segmented wearable support components connect via blocking units to reduce packaging volume while maintaining structural stability during use.

A dynamic correction splint uses a switching mechanism to alter spring coupling during pivoting.

Heat-molded polyethylene blanks conform to a segmented patient model, resolving the trade-off between manufacturing complexity and fit accuracy.

A cervical brace height adjuster uses a rack and pinion mechanism to move the upper support vertically for customized fit.

Hollow tubes with vertical grooves and an elastic band create ventilation channels that reduce moisture accumulation and pressure sores.

Torsion and compression springs adjust the headrest angle and longitudinal position to relieve cervical pressure.

Telescoping struts in a modular orthosis reduce application complexity and re-injury risk by distributing load away from the injury site.

Porous 3D spacer padding prevents collapse and skin maceration by draining urine through the cast structure.

A wrist brace with a pisiform cutout stabilizes the joint while removing pressure from the bone.