Laser Surgery TRIZ Cases

A semi-automated ophthalmic treatment system registers pre-treatment images with live eye views to verify delivery alignment.

Multiple shallow incisions reduce astigmatism while preserving corneal structural integrity.

Evaluation unit determines instantaneous overlap between the optical zone and surgical structure to correct positioning errors in low light environments.

A laser apparatus detects frequency multiple backscattered light to produce high-resolution images of inner corneal tissue structures.

A nested storage delivery device maintains corneal tissue hydration and shape during implant preparation.

Harvested donor macular tissue replaces diseased layers in recipient eyes, restoring photoreceptor cells lost to degenerative diseases.

Multi-angle recording units guide a displacement unit to align the eye, resolving stability and precision trade-offs.

Anisotropic control segments focal shifting into fast lateral and slow longitudinal components, reducing cut generation time while maintaining precision.

Excimer laser perforates the trabecular meshwork to reduce intraocular pressure and prevent vision loss before symptoms appear.

Polymer sheet flaps replace carved tissue to eliminate thickness variability and ensure predictable surgical outcomes.

A remote laser imaging system delivers precise coagulation energy to eye structures without physical contact.

Bubble detection monitors cavitation to adjust pulse energy, resolving tissue damage risks.

A universal scleral landing zone design simplifies fitting by using a single convex radius based on conjunctival compression depth.

Automated laser systems create precise corneal incisions, eliminating manual tool errors and improving surgical reliability.

A biomedical laser system collects light output properties to detect operational deviations and determines new parameters for reconfiguration.

Time-reversed ultrasonically encoded optical focusing delivers precise retinal stimulation through cataractous lenses, enabling safer surgical timing.

A nomogram computation system adjusts correction prescriptions using statistically based offsets derived from treatment outcome databases.

A retinal imaging system uses adaptive optics to correct wavefront errors, resolving the trade-off between field of view and resolution.

Pre-calculating inverse aberration profiles using preliminary anti-action principles minimizes total high-order RMS below 0.1 μm.

Laser induced optical breakdown disrupts stromal stress patterns, allowing intraocular pressure to reshape the cornea and correct optical aberrations.

Applying an electrostatic field inhibits remote vacuole formation and tissue damage during laser therapy by manipulating electron distribution.

Movable laser alignment maintains consistent astigmatism angles during surgery, eliminating posture changes that degrade precision.

Non-parallel objective optical axes guide returning illumination light to separate imaging devices for independent binocular observation.

Image processing detects particles near the needle tip to trigger actuator pulses, resolving vacuum insufficiency from partial occlusions.

A laser system reshapes the crystalline lens to increase accommodation amplitude.

A laser arrangement executes a test scan to verify focus position accuracy before surgery.

Capturing two Purkinje images resolves measurement precision contradictions, preventing endothelium injury during eye surgery.

A measurement unit positions an intraocular pressure sensor above an eye characteristic sensor to align optical axes with the patient's eye height.

Variable pulse trains confine thermal effects to target tissues, preventing collateral photocoagulation damage.

Real-time feedback from tissue signals prevents adjacent tissue damage while maintaining treatment effectiveness.

Actuation structure curves flexible housing tube to enable precise laser aiming within the eye.

A predictive model uses linear regression to match patients with suitable refractive surgery types.

Subthreshold micropulsed laser treatment avoids tissue damage and visual loss while improving retinal function through controlled photostimulation.

Three-dimensional non-equidistant irradiation minimizes diffraction-induced spectral splitting that impairs visual perception after lens treatment.

A dual lumen surgical work tip vibrates to emulsify cataract tissue while aspirating debris through a separate channel.

Asymmetric spot positioning disrupts regular lattice structures that cause rainbow glare, ensuring a smooth stroma surface.

Ultra-short laser pulses disintegrate cataractous lens tissue through multi-photon ablation.

Radiated light selectively heats retinal pigment epithelium cells to discharge drusen, addressing existing deposits without continuous antiangiogenic therapy.

Iterative imaging detects obstructions to shift target regions, preventing bleeding during selective laser trabeculoplasty.

Intrastromal bubble rows guide femtosecond laser ablation, eliminating flap complications while enhancing stromal precision and reducing tissue trauma.

Central hole in floating phakic lens directs aqueous humor flow to exert centering force, preventing decentration and dislocation risks.

Integrated laser systems create specific lenticule geometries to ensure optimal implant positioning and stability while reducing device complexity.

Interferometric feedback controls light delivery during corneal cross-linking to prevent post-LASIK ectasia and haze formation.

Light energy activates the shield to conductively heat target tissue, resolving patient discomfort during gland visualization and expression.

Modulated illumination patterns enable high-resolution three-dimensional imaging by analyzing temporal frequency content of reflected signals.

Optical energy softens and segments the lens nucleus, reducing tissue damage risk during phacoemulsification.

Dual integrators and switching circuitry measure individual laser pulse energy to resolve accuracy trade-offs at high repetition rates in eye surgery systems.

Processor evaluates reference image quality to determine suitability for cyclorotation assessment.

A subthreshold laser process heats retinal tissue to activate heat shock proteins for therapeutic repair without causing visible burns.