Laser Surgery TRIZ Cases

A cascaded beam-deflecting scanner system directs femtosecond laser pulses into eye tissue using a fast ultrafast scanner and a slow main scanner.

An Erbium-based pulsed laser directs energy onto the sclera to create tissue apertures that enhance eye accommodation.

Galvanometric scanners steer laser beams to cut transparent materials, eliminating mechanical vibrations and thermal stress from rapid focus adjustments.

Segmenting the optical path into stationary and moving channels resolves the conflict between high focusing quality and real-time visualization during incision.

Bowman's Roughness Index quantifies microdistortions in the cornea to address biomechanical instability risks following SMILE surgery.

Digital displays adjust visual indicia size and movement to measure dynamic visual acuity, eliminating physical space requirements of traditional eye charts.

A segmented docking system stabilizes the eyeball using suction while flexible ports allow surgical tool access.

A steerable laser probe uses an actuation structure to curve and straighten a flexible housing tube and optic fiber.

Integrating suction duct and fluid-conducting device into one holder eliminates manual assembly steps, reducing contamination risk during laser surgery.

Low pass filtering dampens high frequency features in wavefront measurements to generate stable vision treatment targets.

Automated camera imaging determines the eye centre, resolving manual centring inaccuracies in ophthalmological surgery.

Faceted distal surface splits focused light into multiple beams in fluid, while confining the beam in air to prevent probe overheating.

Rigid insertion tube shields flexible silicone probe from stretching and piercing during side-entry lacrimal intubation.

A cornea vertex detection system uses symmetrical light sources to create reflection patterns for precise position tracking.

An interferometer feedback loop controls cross-linking intensity in corneal zones, preventing haze formation while strengthening structural integrity.

Dynamic pulse regulation resolves fixed-length limitations, enabling precise cellular destruction while minimizing thermal damage to surrounding eye tissue.

Rotating cannula shears trabecular meshwork to reduce intraocular pressure without implants or scarring.

Inverting standard procedures, a scleral shield directs light through the closed eyelid to heat inner tissue and express meibum without eversion.

Radial cutting planes divide the lens nucleus into independent wedges, eliminating mechanical force that damages delicate capsule rim structures.

A microcomputer adjusts amplifier gain in photodiode cells to control electric signal magnitude.

A femtosecond laser system uses video camera fluorescence detection and OCT scanning to calibrate intraocular lens modification parameters.

Tomography system measures reference marks to calibrate laser beam pulses, correcting calibration drift and ensuring accurate incision location.

A dermal conditioning device applies mechanical stress to the eyelid surface to generate pressure points and activate eye reflexes.

Axial displacement of the eye contact element aligns the reference axis with the optical axis, enabling precise refractive corrections.

Real-time thermal feedback monitors retinal temperature during laser therapy, enabling precise dosage control that prevents excessive exposure and vision loss.

A Gaussian laser beam profile concentrates energy density at the anterior iris to treat tissue while maintaining lower intensity levels at posterior structures.

Merges distal imaging, laser delivery, and illumination into one probe to reduce incision size and tissue trauma.

Excimer laser ablation creates perforations in the trabecular meshwork to reduce intraocular pressure and prevent vision loss without invasive surgery.

Clustering infrared intensity and filtering HSV hue channels resolve detection accuracy loss during corneal applanation.

A wearable laser indirect ophthalmoscope projects multiple retinal spots via a beam multiplier, reducing treatment time and heat damage.

A laser probe directs electromagnetic radiation through a waveguide to treat the Schlemm canal and trabecular meshwork.

An assembly overlays 3D depth profiles onto live eye images to guide laser treatment of ocular opacities.

Periodic Lissajous focus trajectories eliminate scanning deceleration, enabling high-speed sectioning of transparent materials without compromising precision.

A laser system emitting 1600 to 1700 nm radiation treats the cornea while transmitting through it.

A handheld IPL device uses a distance guide to maintain precise spacing between the crystal and ocular surface.

A laser system modifies the natural crystalline lens structure to increase accommodative amplitude.

Replicating surgical console interfaces allows remote pre-programming of settings, eliminating time-consuming manual setup and reducing configuration errors.

A fluid medium transmits laser-generated pressure pulses to detach epithelial cells from the lens-capsule bag.

A control program simulates photosensitizer diffusion and radiation absorption to determine optimal treatment parameters.

A femtosecond laser system fragments vitreous floaters using ultrashort pulses guided by optical coherence tomography imaging.

Modulating the light beam at a specific frequency enables real-time monitoring of absorbed energy dosage and micro-cavitation events in tissue.

A polarization corrector adjusts laser beam orientation to maintain stable power levels at the shaping system input.

Two closely spaced negative pressure apertures prevent blockage by binding tissue, ensuring stable suction for ophthalmological procedures.

A computer-guided optical scanning system adjusts a gonioscopic mirror to align adjacent light beam patterns on the trabecular meshwork.

Automated device centers corneal ablation profiles on the visual axis to resolve manual centering inaccuracies caused by pupil shifts.

A reusable 3D printed eye model replicates anatomical structures and mechanical properties for realistic surgical simulation.

A laser system employs a non-planar mirror to ensure perpendicular beam incidence, resolving ablation depth inconsistencies caused by lateral deflection.

A three-mirror system maintains beam centering on optical components, resolving deviations that reduce surgical precision and optical efficiency.

Vector summation of corneal topographic parameters across multiple zones establishes precise semi-meridian values for refractive surgery.