Diagnostics TRIZ Cases

A reference template aligns with prosthetic components to verify geometric compatibility across articulation parameters.

An interactive determination system calculates optimal coil parameters from lumen geometry, resolving efficiency bottlenecks in aneurysm filling procedures.

A balloon ablation catheter uses pressure and volume sensors to calculate estimated ablation depth for precise tissue treatment.

A surgical stapler trigger mechanism uses a ratchet assembly to advance and retract cutting members at different rates.

Integrating a movable radiation detector with the rotating gantry structure enables continuous measurement of beam path and intensity during arc radiotherapy.

Modular driving units with load cells detect motion intent to reproduce complex upper limb movements while reducing device volume.

A surgical stapling control system modifies motor power and stroke length based on real-time feedback from force sensors.

Processing unit calculates an ablation index from catheter contact signals and energy delivery data.

Deformable tamping members absorb excessive compaction force to prevent tissue damage and ensure reliable sealing plug placement.

An access device traverses the sacroiliac joint to deliver bonding material directly into a sacral insufficiency fracture site.

An energy surgical instrument adjusts grasping force based on blood vessel wall thickness to ensure reliable sealing.

A scrub-resistant ink composition uses a polar aprotic solvent to dissolve dye for stable skin marking.

Robotized tracking system maintains optical line of sight during surgery, ensuring continuous bone position data without human intervention.

A spherical wedge humeral implant paired with a matching cutting guide system restores articular surface geometry.

A three-layer non-resorbable membrane with a detachable intermediate layer prevents tissue adhesion during initial healing.

A robotic manipulator moves a surgical tool along a defined trajectory using optical pose tracking to maintain engagement with patient anatomy.

Femtosecond laser pulses initiate multi-photon absorption to fragment tattoo pigments, eliminating tissue scarring and pain from thermal photoablation.

Dimpled cooling contacts with high thermal effusivity materials achieve consistent hypopigmentation by preventing cellular damage during controlled freezing.

Removable-tip RF electrodes create a tissue tract, while adjustable exposure addresses displacement and multiple electrode sizes during ablation.

A surgical jaw closure system uses a drive screw to actuate an opening link, resolving tissue handling consistency issues in stapling instruments.

A microscope display apparatus incorporates a deflecting device to redirect light beams into the optical path.

A surgical instrument force sensor unit measures axial forces while enabling shaft translation and roll through integrated mechanical carriages.

Chest-mounted remote control module adjusts LED illumination intensity without hand contact, preserving surgeon sterility during procedures.

Segmented struts in the collapsible collar absorb reactionary torque and linear shock loads during orthopedic bone reaming.

A preformed stylet with curvilinear portions matches venous anatomy, eliminating torque accumulation during septal lead placement.

Footplate assembly uses rotatable slider arm and locking fastener to maintain talus to tibia alignment during surgery.

Automated gap measurement determines precise femoral cut thicknesses to balance joint alignment and reduce implant wear.

Nesting irrigation tubing within a force sensor central opening maintains catheter diameter while enabling precise tissue temperature control.

Calibration structure guides tilting movement to determine instrument tip radius, resolving guidance accuracy issues in virtual space visualization.

A purge bag with valved ports captures fluids from intravenous tubing during purging operations.

Cutting assembly shapes bone screw blanks to specified lengths, reducing pre-sterilized inventory complexity.

Anionic and cationic surfactants form a gel barrier upon water absorption, preventing fluid leakage without causing skin irritation from mechanical pressure.

Variable clearance between clamp electrodes compensates for non-uniform pressure distribution, preventing missed seals and leakage during vessel treatment.

An air gap device integrates with liquid disinfecting units to purify water entering medical instrument reprocessing cycles.

Evaluation unit detects wall contact via temperature signal fluctuations, preventing blood clotting from poor energy transfer.

A drape interface structure conveys surgical motion through a sterile membrane barrier while reducing resistance to drive transfer elements.

A continuous embolic coil system trims the device to length during deployment.

Segmented appliance separates mouth corners and depresses the tongue to promote passive vocal cord closure, correcting paralysis and lack of closure ability.

Air permeable layer in patient support enables dynamic pressure adjustment via sensing assemblies, resolving inadequate comfort for varying patient sizes.

A lock tab rotates to disconnect the firing mechanism, providing clear visual feedback that prevents accidental reuse without increasing device complexity.

A surgical stapler end effector uses a deformable tip connected to the anvil to achieve discrete articulation positions.

Segmented lever design enables secure engagement of elongated assemblies, resolving reliability and complexity trade-offs in surgical clip appliers.

A skin straining device applies tension to wound edges to redistribute mechanical forces during healing.

An optical detection system replaces mechanical encoders to resolve the contradiction between automation speed and measurement precision in surgical staplers.

Optical tracking computes real-time alignment angles to resolve the trade-off between stable fixation and soft tissue irritation caused by conventional plates.

Integrated actuator merges control functions to resolve the contradiction between device complexity and stapling reliability.

A microwave generator uses a resistive identification connector to relay device identifiers for real-time digital control of surgical applicators.