Surgery TRIZ Cases

A single multicolored image sensor captures white light and fluorescent images simultaneously, eliminating dual camera complexity and manual filter changes.

Merging pneumatic and electromagnetic drives accelerates the projectile beyond pneumatic limits, enabling higher pressure wave generation.

Processed human nerve allografts bridge nerve gaps to minimize abdominal wall weakness and enhance sensory recovery.

A shock wave catheter delivers high-frequency sub-pulse bursts to fracture calcified plaques.

Twisted fiber wires with polymer jackets resolve versatility complexity contradictions in single-operator dilation procedures.

A confocal endoscope processor superimposes measuring information on high-resolution tissue images.

Zinc oxide scavengers in LLDPE compositions neutralize catalyst residues, ensuring compliance with European Pharmacopoeia standards.

Segmented piezoelectric components detect complex needle deformations caused by tissue interaction, enabling accurate trajectory tracking.

A floor-mounted treatment device uses a motor-driven grinding element to remove calluses without manual guidance.

A rectal near-infrared scanning polarization imaging system records optical images to localize abnormal prostate tissue.

Displacing the signal cable central axis toward the back face reduces connector width and thickness while preventing breakages at joining portions.

Radiopaque markers attach to arcuate projections on a self-expanding thrombectomy device for fluoroscopic visualization.

A thrombus filter uses a self-biased overfill prevention umbrella to cover the intercepting port during retraction.

Attachable pleating structures with flexible appendages enhance intestinal wall contact during endoscopic procedures.

An entirely open mouth design simplifies the attachment mechanism, reducing weight and manufacturing complexity while improving visibility and cleaning access.

A thoracic retraction system uses a ratchet mechanism to adjust lateral motion and force distribution for minimally invasive surgical access.

A spinal injection trainer uses a synthetic ballistic gel matrix to deliver tactile feedback similar to human tissue.

Segmenting the endoscope raise base from the rotary shaft resolves cleaning efficiency trade-offs while maintaining structural stability.

Segmented variable stiffness sections adapt to intestinal curvature, reducing patient distress during deep colonoscope insertion.

A knowledge-based reference library standardizes 3-D radiation therapy planning through autocontouring methods.

An electronic endoscope signal processing device transforms RGB signals using non-linear gain adjustments to enhance blood vessel visibility.

An integrated delivery device co-administers liquid and powdered hemostats through synchronized expression subunits.

Foldable cardboard base and filter system resolve contamination risks while maintaining dimensional stability during sample collection.

A flexible tubular insertion portion integrates a non-operator presentation display to convey procedural information.

A patient cooling enclosure uses a resilient gusset to accommodate various body sizes while circulating heat transfer liquid for rapid temperature adjustment.

Adjustable optics align fields of view for varying image sensor formats, eliminating active area waste during endoscopic 3D data acquisition.

A full-flex printed circuit board integrates imaging sensors and transmitters within a capsule endoscope.

A decontamination sheath mounts a dedicated lens to the endoscope terminal section for clear imaging.

An angle-selective optical element with incidence-angle-selective dielectric coating restricts peripheral light bundles in stereo video endoscopes.

Resin walls seal optical paths while curing shrinkage defines wafer intervals, resolving gluing interface detachment issues.

A rotational light source device adjusts excitation light quantity by switching the fluorescent body radial position to stabilize illumination output.

A telescopic swab device uses a flexible valve and guiding elements to extend the sampling tip through an outer tube without contacting internal surfaces.

A porous calcium-deficient hydroxyapatite and collagen composite resolves the trade-off between mechanical strength and osteoinductive capability.

Stepped cup surfaces and slot system align tibial tray keel, resolving misalignment in revision knee replacement surgery.

Bonding a harder flat plate to a plano-concave negative lens resolves the contradiction between wide angle of view and mechanical strength in endoscopes.

Rotating outer ring drives cam ring and slide members to adjust the image-capturing unit field of view, preventing unintentional changes.

A bi-stable spring-latch connector couples ultrasonic instrument components under compression.

Dual-image sensor system determines unwanted non-visible light intensity from visible light data to reduce interference in fluorescence imaging.

Integrating multiple endoscopic elements into a single polymer housing reduces device size and increases flexibility compared to bulky glass fiber assemblies.

Differential pull wires drive linear transport of tissue samples into a nested storage chamber, eliminating repeated forceps retrieval.

An adjustable cervical implant trial instrument uses a built-in force sensor to measure distraction pressure during disc space expansion.

A diagnostic imaging system displays a reference still image alongside live video to facilitate tissue discrimination.

A collapsible bone reamer transitions between a compact profile and an expanded cutting configuration.

Signal splitting divides image data into parallel pathways, eliminating duplicate hardware costs while enabling virtual histology and imaging on one system.

Automated verification prevents apparent consent documentation when partners lack legal capacity, protecting against wrongful prosecution.