Surgery TRIZ Cases

Embedded polymer bands connect structural and porous sections of a bone implant, resolving the trade-off between tissue integration and mechanical reliability.

Projecting the system matrix reduces computational load, enabling real-time MPI image generation.

Relocating the light emitter from the distal tip frees space for surgical tools while optical fibers deliver illumination.

A compact head mounted camera captures deep brain neuron images using a lightweight design.

Segmented elastic packing with convex portions seals connector spaces against water ingress while simplifying assembly and repair.

A metallic plug element connects contact pins through a glass body, dissipating heat and shielding electromagnetic radiation while simplifying assembly.

An endoscope circuit board uses a voltage detection circuit and switch mechanism to adapt power supply connections for universal compatibility.

A rear grasping portion with a movable joint adjusts the universal cable direction to improve surgeon handling.

Real-time sensor feedback guides prosthesis impaction forces, preventing bone fractures while ensuring optimal mechanical stability.

Nested positioning of the tubular unit around the plate member through hole prevents component wear while maintaining thin main body member thickness.

Segmented dual fluid passages with solenoid valves enable selective discharge to clean endoscope conduits and pipe sleeves without fluid leakage.

Segmenting acquisition from processing enables a compact form factor that captures cardiac signals without bulky hardware.

A self-expanding tubular member engages and extracts occlusive material from a patient lumen to restore blood flow.

An auxiliary antenna array integrated into an operating table mattress receives RFID signals from tagged objects retained in a patient.

Embedded conductors detect fluid intrusion in implantable devices, enabling early breach alerts before structural failure compromises patient safety.

A single-use opaque mold with runners accommodates an image sensor and illumination module on a substrate.

A medical observation apparatus switches image signals between a memory unit and a thinning-out processing unit.

A side-viewing endoscope structure eliminates threaded connections using a direct insert-fit coupling mechanism between tubular sections.

A modified Kerrison rongeur incorporates a protective flange extending from the footplate to shield surrounding tissue during bone removal.

An endoscope system calculates oxygen saturation distribution images using multi-wavelength spectral data.

Digitally enabled pelvic assessment device captures cervix images and heat data via integrated sensors.

A modular intervertebral spacer assembly enables anterior arthrodesis through a retroperitoneal, retropsoas surgical approach.

A planar ruler with concentric arcs and size markers identifies tumor volume, area, and radius doubling numbers from single-plane radiographs.

Integrated optical markers enable automatic component verification, preventing mismatch errors and wear associated with external identification systems.

A flexible microneedle with a bendable base adapts to curved oral surfaces.

Concave handle surfaces improve ease of operation and reduce tissue trauma by preventing mishandling during procedures.

A channel tube with a D-cut shape reduces the outer diameter facing the image pick-up unit to enable a thinner distal end rigid portion.

A dilation system uses an actuating mechanism to expand dilator segments for surgical access.

Compression springs provide auxiliary rotation torque to reduce the manual force required for precise endoscope bending operations.

Segmented cutting blades on a disposable intramedullary reamer minimize head pressure and fat embolism risk while maintaining sharpness.

Silicone adhesive layers prevent dead skin cell saturation and wet-condition detachment, enabling reliable repositioning of surface electrodes.

Electrostatic deposition of crystalline sirolimus on stents enables rapid drug release while maintaining structural flexibility.

Gradated twist drills with integrated suction ports remove bony spurs to exact depths while clearing debris to prevent visualization interference.

Catheter-based local vasodilator injection treats spinal canal stenosis without surgical decompression or systemic hemorrhage risks.

A hydrophilic matrix releases silver ions to provide broad-spectrum antimicrobial protection at the percutaneous device access site.

Flexible trocar sleeve guides an endoscope through tissue via a large-bore opening, preventing bacterial transfer from the body lumen into the abdominal cavity.

Discrimination processing control unit triggers feature detection based on endoscope operation changes.

An integrated flexible printed circuit simplifies wiring complexity and reduces production costs to enable safe single-use ultrasound endoscopes.

Segmented radial arms maintain holding force while preserving visibility, and a single-pivot structure simplifies reorientation.

Segmenting access paths via a rotator interval and bone tunnel enables precise glenoid preparation without detaching the subscapularis tendon.

Conductive fabric and bus bars provide uniform watt density, preventing thermal injuries while maintaining safe patient body temperature.

An endoscope system superimposes calculated hemoglobin and oxygen saturation distribution images on tissue views.

Multi-axis patient positioning replaces complex gantries, eliminating mechanical constraints while maintaining precise beam alignment for deep tissue treatment.

A compact optical attachment uses a beam splitter and light guides to distribute mobile device illumination for skin imaging.

Micropores in the synthetic polymer tube enable body fluid exchange while maintaining tensile strength for effective nerve regeneration.

A patient support apparatus with automatic scale functionality detects added objects using force sensors and a controller.