Surgery TRIZ Cases

Resin-filled corner grooves in stacked lens wafers reduce chipping during dicing, enabling smaller endoscope image pickup units.

Cavitation-driven bubble collapse propels a flexible endoscopic probe through tight GI turns without stiff pushing that can damage tissue.

Multiple equifocal lenses in a transparent shell capture clear panoramic images of uneven soft-tissue walls with less irritation and faster exams.

A nested outer sheath and shorter guidewire sheath reduce exchange time, improve navigability, and support multiple clot-removal passes.

A foldable recessed guide forms an annular gap around nerve stumps to control adhesive flow, alignment, and uniform polymerization.

Individually controlled inflatable chambers redistribute body pressure and reposition contact points to prevent ischemia and pressure injuries.

A laser-phosphor light source boosts intraoral 3D camera illuminance in a compact optical unit while cutting heat and suppressing speckle noise.

A rotatable fluid sleeve cleans an endoscope tip in place, maintaining a clear view during surgery without removal and reinsertion.

Dummy signals keep endoscope synchronization and abnormality detection active while switching image pickup drive modes.

Foldable alignment wings guide urine over sealed laminar-flow test strips, reducing female sample spillage, contamination, and handling mess.

By housing the camera control unit and light source driver in the monitor, this endoscopic setup cuts OR space, cost, and cabling complexity.

Natural fibers and flexible connectors replace synthetic plastics in a reusable mouth guard that adapts to oral anatomy without microplastic exposure.

A detachable endoscope body and reusable handle cut sterilization burden, reduce cross-infection risk, and lower operating cost.

Integrated monitoring links nasal dilator shape and size to breathing and sleep outcomes, enabling personalized selection and iterative design improvement.

EM and fiber optic data fusion compensates fiber twist to improve catheter shape and pose reconstruction, including free-space use.

A two-layer tube controls melt penetration into a braided sheath, improving stiffness consistency and flexibility in medical devices.

Friction-held spherical segment lenses simplify small-diameter optical unit assembly while preserving optical performance and precision.

A compensator shifts the acoustic drivetrain to keep the ultrasonic blade aligned with the clamp arm and preserve tissue pressure during articulation.

Carbon-loaded fibrous sheets reduce inflammation, thrombosis, and tissue injury while supporting endothelial attachment and vascular patency.

Visible and near-infrared light are merged through optical fibers and microlenses to improve image quality and deeper tissue detection.

Disposable wireless EEG sensors simplify scalp placement and signal synchronization, enabling accurate seizure monitoring beyond tertiary hospitals.

Hall-sensor adapter detection identifies scope type automatically, enabling compatible cleaning programs with less manual pre-cleaning.

Radiopaque markers and a side-emitting catheter enable X-ray-guided alignment for selective lumen irradiation with less collateral cell damage.

Hydrophilic hyaluronic acid and chitosan layers cut microbial adhesion on rough implants while supporting integration and antibiotic release.

An adjustable arch mount keeps a MEG reference sensor at a fixed relative position despite head movement, reducing noise and improving signal quality.

A controller checks whether the connected endoscope supports measurement, then enables virtual scale overlay only for accurate length mode use.

An elongated flexible seal with a mesh layer improves positioning and sealing in large arteriotomies, shortening hemostasis time and limiting tissue damage.

An illuminated mesh support replaces hard therapy surfaces to improve body conformity, airflow cooling, hygiene, and light transmission.

Concentric fiber routing and wavelength separation enable simultaneous multi-wavelength fluorescence imaging with lower speckle noise.

A clamped distal-end nozzle targets shadow zones around the forceps elevator to improve endoscope disinfection completeness.

Rounded edges and longitudinal cuts help a fistula plug avoid tissue damage, resist expulsion, and support gradual healing.

An anchoring block with bores and an inlet passage fixes guide tubes in the handle, simplifying assembly and improving pull-wire reliability.

A closed-loop connector lets multi-part nail braces apply continuously adjustable tension while reducing break-off and component loss during fitting.

An elastic bridge diaphragm closes septal defects while still allowing instrument re-crossing through flexible crossing points.

Coaxial sliding contacts and a two-conductor serializer link carry power, control, and image data through a slim rotatable medical scope shaft.

An adjustable wire loop and helical support joint enable predictable object capture with a smaller snare profile in narrow body lumens.

A curved mounting arm with a receiving space keeps a urine analysis unit clear of bowl walls while fitting different toilet shapes securely.

A quaternary ammonium hydrophilic polymer coating adds surface wettability and inhibits bacterial adhesion without extra sterilization steps.

A segmented nested mold structure helps release the endoscope hood after copolymerization while preventing liquid leakage during molding.

A central controller maps one user control to multiple medical devices, cutting OR clutter, setup time, sterilization effort, and manual errors.

Blue-light fluorescence imaging detects endoscope deposits without dye, improving contamination assessment while simplifying operation.

An elastically suspended reciprocating needle uses resonance and depth control to create precise temporary skin marks with less pain and power use.

Frangible windows and a hermetic cover let a rectoscope admit air and instruments while containing pressure-driven fluid egress.

Light sensors inside the endoscopic camera measure received power and wavelength to correct attenuation and keep illumination consistent.

A coated projection array delivers material into dermal cells with convex tips for precise penetration, reduced needle fear, and less cross-contamination.

Curved side panels form a hollow tubular cutter that clears bone debris, cuts with less heat, and lowers disposable tool cost.

A coil and paired magnets move and hold an endoscope lens barrel with less energization, cutting heat, power use, and mechanical stress.

Longitudinal and lateral slots plus a curved distal end improve spinal instrument reach, anatomical alignment, and tissue control.

A movable frame interface lets endoscope handle components be tested before shell enclosure while absorbing manufacturing tolerances.

A plug-on trial neck piece uses multi-stage latching to set implant height precisely while reducing separate instruments and handling risk.