Surgery TRIZ Cases

Segmenting the front group into negative and positive lenses corrects aberrations while a flat first surface resists dirt and impact damage.

Phase Delay Index analysis of hippocampal BOLD signals detects early Alzheimer's progression by resolving sensitivity and complexity trade-offs.

Segmented suction and irrigation tubes remove debris without obscuring the surgeon's view during procedures.

A scanning endoscope incorporates a black filling member to absorb direct beam light between the fiber and envelope tube.

Segmenting raw fluoroscopic images into primary and secondary subsets enables direct feature registration for fused stent visualization.

A urine analysis device uses a syphonic conduit to automate sample transfer for electrochemical ion detection.

An arrayed mesh collection area gathers urine samples while a suction tube evacuates fluid to prevent cross-contamination.

Segmented anchor and basket design removes hard clots without vessel occlusion, reducing embolization risk.

A medical inspection aid system compares actual device usage and patient condition data against standard criteria to extract difference information.

Repeating astaxanthin polymer units enhance bioactivity and controlled release, solving insufficient antimicrobial effects in medical device coatings.

Transparent plastic fluid block integrates gas and liquid channels with an external spool valve, reducing contamination risks in endoscope operating elements.

An endoscope apparatus compares stored authentication data with the connected scope to enable full operation.

A grid array of electrodes on surgical instruments delivers multi-polar stimulation to elicit muscle responses for neural structure identification.

A heat pipe inside an endoscope shaft conducts thermal energy from internal sources to the exterior surface.

Pre-manufactured marking sheets enable precise marker placement, reducing setup time and improving identification reliability.

Rotating ultrasonic basket dislodges and fragments calculi.

A medical control device calculates evaluation values from captured images to adjust focal position and brightness.

A surgical retractor integrates an internal suction cavity to collect debris while retracting tissue.

A balloon mounting jig employs a sliding surface to position an endoscope insertion part without generating wrinkles or excessive tension.

A sutureless anastomosis device couples a pin-equipped inner sleeve to a fixation ring for rapid vascular connection.

Analyzing condensation from nasal breath to measure tau protein levels, bypassing blood-brain barrier limitations in Alzheimer's diagnosis.

Segmented layers resolve the contradiction between exudate absorption and wound irritation by preventing adherence while maintaining moisture.

Spiral-wound optical fibers in a braided core synthesize bending signals to maintain detection stability against electromagnetic noise.

Angular routing of the flexible printed circuit board compensates for manufacturing tolerances in video endoscope assembly.

An endoscope handle frame integrates a liquid-tight chamber and ergonomic shell into a single component to streamline manufacturing.

Segmented pulse modulation controls drive number, density, and width to secure wide dynamic range and high resolution without complex hardware.

A dual-catheter radial approach positions treatment devices within the lesion area to enable simultaneous intervention.

Porous media captures pathogens from a metered fluid dose, eliminating purification steps that cause contamination.

A valvular implant with a resilient frame and fluid blocking material seals pulmonary vein openings to control blood flow.

A polarization scrambler varies the optical energy state within an intravascular fiber optic transducer to maintain signal integrity.

Multi-frequency impedance measurements from a urethral catheter distinguish cancerous tissue, reducing false positives inherent in PSA testing.

Wafer level optics integration within a resin molded distal end frame reduces the diameter of an endoscope tip while maintaining optical performance.

A partitioning board and resilient regulating member organize internal components within an endoscope operation portion.

Slits in a tapered catheter distal tip center the device around a guide member, reducing ledge effects and protecting vessel walls.

A miniature ingestible capsule uses pose detection to transmit real-time gastrointestinal images without invasive insertion.

Segmented closure legs simplify placement procedures while maintaining reliable blood flow prevention.

Modified dextran and poly-caprolactone copolymers enable controlled degradation rates while maintaining mechanical strength for nerve regeneration.

Skin proximity circuitry activates RFID tags only upon human contact, minimizing signal interference and extending battery life.

Drying air from a dedicated unit tests endoscope seals via pressure monitoring, preventing water ingress damage during reprocessing.

Cutting blades form bone segments or slurry within vertebrae, displacing material into a cage to span the disc space while protecting end plates.

Segmented lens frames enable perpendicular adjustment to correct image plane tilt while suppressing decentration comatic aberration.

Replacing multiple wires with a single flexible circuit board reduces endoscope volume and simplifies assembly by consolidating signal transmission.

An elastomeric jacket encases the braided member to maintain structural integrity while capturing embolic protection filters and emboli.

Stent coatings release chelating agents and anti-coagulants to deplete calcium ions, preventing thrombosis during early healing.

Convex and concave locking portions restrict longitudinal movement to prevent eccentric rotation while maintaining flexibility.