Laser Surgery TRIZ Cases

Porous structures filter liquid from suction gas to prevent interference with the annular retention structure, ensuring precise tissue cutting.

A retinal laser device controls micropulse counts to selectively treat the retinal pigment epithelium.

An undocked eye laser tracking system adjusts beam position using five degrees of freedom data to eliminate mechanical docking pressure.

A magnetic locking keratoprosthetic attaches a lens to a scleral ring for immediate surgical visualization.

An endoprobe merges OCT imaging and laser treatment into one probe, resolving the complexity of multiple separate instruments.

Segmented UVA beams target specific collagen layers to minimize cytotoxic effects while achieving effective crosslinking.

A 532 nm laser beam penetrates the limbal area to irradiate the trabecular meshwork without eye contact.

Automated femtosecond laser cutting replaces manual techniques to eliminate human error and improve vision correction consistency.

A refractive surgery system integrates optical coherence tomography to monitor corneal tissue during laser ablation.

Multiple optical fibers on a surgical probe segment illumination functions, resolving narrow beam intensity limits for general vitreous cavity tasks.

Actuation controls curve a flexible housing tube to guide an optic fiber, enabling precise targeting of multiple retinal targets.

Photodisruptive laser pulses fragment the crystalline lens while confining gas bubbles within a created channel.

Optical coherence tomography systems acquire three-dimensional iris data using specialized light sources and detectors to generate high-resolution morphological images.

A particle-loaded structure enables selective cell permeabilization through localized photothermal heating.

Radiation density setting unit adjusts treatment beam intensity across segmented sub-regions based on patient eyeground conditions.

Segmented light beams form a circular image that guides ocular centration while assessing retinal function through photoreceptor recovery times.

A laser system integrates a concentric ring keratometer to measure the astigmatism axis directly before treatment.

A surgical ophthalmic intraocular access tool uses pre-designed guidance tracks to standardize entry points for precise instrument manipulation.

An ophthalmic laser system replaces manual ultrasound devices with automated optical measurements, achieving 1 µm resolution for precise surgical planning.

Variable acceleration scan patterns reduce mechanical stress and improve manufacturing precision during high-speed material processing.

Pulsed energy delivery raises tissue temperature to 6°C–11°C, stimulating heat shock proteins without permanent damage.

Temperature-controlled nonlinear crystals expand the tunable wavelength range of DFB semiconductor lasers, overcoming narrow tuning limitations.

A laser control system adjusts high voltage levels to maintain precise pulse energy output during operation.

A shunt terminates in the intrascleral space to facilitate aqueous humor flow through a created scleral passageway.

Laser device isolates a lenticular volume in the cornea with specific thickness profiles to enable precise refractive surgery.

Computational system determines optimal laser spot patterns using reference databases to guide precise eye tissue treatment.

Aligns corneal images using limbus positioning and blood vessel correlation to resolve pupil variability and ensure surgical precision.

A control program moves radiation focus in superposed planes along meandering scan paths to generate complex incision figures.

A movable light projector changes the transmission path length, causing measurement errors that an interferometric system compensates via feedback control.

Ray tracing determines ablation patterns that induce specific aberrations to elongate the focal range and improve near vision.

A light-guided ophthalmic treatment device uses illumination markers for precise placement of therapeutic applicators on the scleral wall.

Integrating optical coherence tomography into surgical microscopes enables real-time sub-surface visualization during ophthalmic procedures.

Ultrashort laser pulses modify intraocular lens material to create an aperture diaphragm that increases depth of focus without invasive surgical procedures.

An algorithm configures laser power based on observed tissue effects to automate titration.

A surgical system overlays optical coherence tomography images onto magnified eye views to guide precise incisions.

A laser modulator unit adjusts pulse energy along a scan path to maintain consistent incision geometry in ophthalmic surgery.

A two-pass femtosecond laser method creates complete corneal incisions by targeting residual uncut tissue layers with a second high-energy beam.

A wavelength-selective optical filter transmits visible light while blocking treatment beams to enable eye fixation during laser procedures.

A control stick integrates auxiliary elements to manage laser parameters and display modes without removing the operator's hand.

Segmenting the probe into a sterilizable handle and disposable fiber reduces treatment costs while maintaining safety.

A laser device executes a test scan with the source off to register actual focus positions against desired targets.

Auxiliary incision evacuates photodisruption gases from corneal tissue, preventing gas accumulation that impairs eye tracker precision during LASIK procedures.

A modular intraocular lens attaches a secondary component to the primary lens within the capsular bag.

An ophthalmological apparatus positions laser pulses to create disconnected treatment subareas for precise refractive error correction.

Automated eye-docking replaces manual alignment with RF signal detection, resolving the trade-off between measurement precision and device complexity.

Aperture arrangement scans laser beam across multiple apertures to measure energy and extent.

A contact lens assembly guides treatment beams to multiple corneal locations using an internal reflection unit.

Segmented ophthalmologic device uses a compact application head for precise eye tissue breakdown.