Surgery TRIZ Cases

An integrated optical component combines a Fresnel lens with an airflow conduit to remove debris and prevent fogging on the mirror surface.

Pulsed light emission from optical fibre regions enables precise location determination without ionizing radiation exposure.

Segmenting salt-leaching and solvent casting creates customized biocompatible foam shapes without complex molds.

A planar sheet forms an airflow channel with porous media to capture respiratory droplets via condensation.

Reducing iron content in cobalt-chromium alloys minimizes MRI artifacts while maintaining mechanical strength and corrosion resistance.

An endoscopic device uses movable and immovable attaching means to grip the intestine wall via vacuum pressure.

Flame synthesis and thermophoresis deposit uniform nanoscale titanium dioxide particles, eliminating agglomerates that cause uneven coatings.

Polarized light beams enhance micro-geometric surface features, allowing detection of depressed regions without invasive blue pigment liquids.

Periodic laser pulsing during scan reversals reduces tissue damage risk while maintaining high measurement precision for vascular access.

Segmented graft design blocks primary openings and extends into tracts to prevent infection flare-ups during healing.

A display control section adjusts side-viewing observation images to reduce blind spots caused by protruding portions.

A detection portion housed in a dedicated photometric case receives direct light through a transmission part while a shielding part blocks scattered radiation.

A sweat collection system uses segmented tubing and removable receptacles to gather discrete biological fluid samples at specific intervals.

Angled spikes on annular bodies pierce thick arterial walls to provide robust connections without causing fissures or inner lining disruption.

A gastrostomy tube reversibly attaches to an endoscope and uses a collapsed mesh structure to form a penetrating conical tip.

An endoscope system segments illumination light into multiple wavelength bands to separate surface and deep-layer information for precise depth calculation.

A multi-source dispenser manages fluid delivery through a shared pump and measuring device, reducing component wear from chemical exposure.

A single-handle device generates medical foam using a biasing member and valve to control chamber connections.

A driving controller manages capsule endoscope power using a lead switch and temperature sensor unit.

Radial rib members and grooves in an elastomeric cup member conform to tooth contours, resolving insufficient surface contact from smooth cleaning elements.

Elastomeric seal with alternating planar and radiused portions compresses radially to establish a reliable closure.

Helical brush segments and flexible disk fins provide redundant sealing within a nested structure, preventing fluid leakage while allowing instrument passage.

A lubricating fluid combines bottle-brush and linear polymers to form a synergistic protective layer.

An adapter optically couples a conventional 2D endoscope to a stereoscopic 3D camera via an adjustable internal pathway.

A secured expandable catheter evaluates discectomy extent to guide bone grafting volume selection.

An endoscopic console adjusts illumination intensity based on camera head image analysis to maintain safe operating conditions.

Potting the interior of a shockwave device housing with a damping compound absorbs vibrations and prevents component loosening during operation.

An intermediary undercutting system accesses joint surfaces via the iliac crest to prepare for fusion while avoiding direct nerve manipulation.

Dynamic exposure control adjusts scan line timing to mitigate unnatural edge artifacts in endoscope droplet images.

Sealed container oxidation of thiol groups creates impurity-free hydrogels, eliminating toxic crosslinking agent residues for clinical safety.

Transparent liquid fills gaps between disposable cover and lens to eliminate stray light interference while preventing cross-contamination.

Feedback control corrects response delays and overshoots in semiconductor light sources, ensuring accurate oxygen saturation calculations.

A fluid collection device uses a permeable body to wick urine away from the opening into a chamber.

A pH-sensitive strip attached to underwear detects vaginal discharge changes to indicate the fertility window.

A passive valve assembly maintains predefined pressure ranges in negative pressure wound therapy devices.

Cervix probe replaces subjective clinical evaluation with objective biomechanical measurements to improve prediction reliability.

An endoscope apparatus captures and synthesizes images to assist in reproducing the original angle of view upon reinsertion.

Segmented resin layers with distinct moduli resolve the shock resistance versus repairability trade-off in endoscope insertion sections.

Local blooming control adjusts digital gain per region to prevent saturation and blooming while enhancing visibility in darker areas.

Sponge absorption isolates the initial urine stream, preventing bacterial contamination and ensuring diagnostic reliability.

A ramped endoscope cap directs large instruments toward target anatomy, bypassing narrow working channel limits.

A system composites stent strut distribution charts with neointima contour maps to visualize implant integration within blood vessels.

A low hydrous soft contact lens uses a cross-linked hydrophilic polymer layer on a silicone base to maintain surface comfort and flexibility.

Detachable flexible tubes simplify disinfection by enabling direct flushing, reducing maintenance complexity and worker effort.

A detachable rotative force transmission unit enables easy attachment and detachment of endoscope rotation gears without increasing the insertion body diameter.

A wireless data buffer apparatus stores signal data and transmits it automatically via RF or Wi-Fi connections.

Magnetic coupling replaces corroding contacts in modular endoscopes, maintaining signal stability during unit exchange.

A multi-source endoscope lighting system adjusts individual cooling capacity to maintain light source temperature within a target range.

A tissue-like hydrogel adhesive integrates segmented PEDOT and PSS nanofibers within a polyacrylic acid matrix to achieve high electrical conductivity.

Segmenting the imaging system into separate optical paths allows simultaneous visible and fluorescent image acquisition without attenuating white light signals.