Laser Surgery TRIZ Cases

Scans reference area markings to determine laser focus position, eliminating mechanical focusing movements and reducing metrological effort.

Electronic image manipulation suppresses laser stray light in surgical apparatuses, preventing overexposure and color falsification without mechanical filters.

A virtual aperture scatters optical rays across the retina to reduce monochromatic and chromatic aberrations in intraocular lenses.

Integrating standby and firing switches into one footswitch allows surgeons to control laser states independently, eliminating assistant dependency.

A self-sealing scleral flap design replaces traditional sutures in trabeculectomy procedures to maintain filtration channel integrity.

A validation system compares intended optical refractions with expected values derived from simulated ablation profiles to qualify treatment tables.

An illuminated vitrectomy cutter uses a movable light sleeve to adjust the illumination aperture, eliminating separate probes and adapting to surgical needs.

A probe tip assembly uses a nitinol guiding member and straightening tube to steer laser beams within the eye.

Temperature feedback compensates for thermal expansion and manufacturing tolerances in ophthalmic laser surgery apparatus.

A laser system forms a corneal lenticule with a protruding side tab to enable direct instrument grasping.

Integrated surgical device merges femtolaser ablation with phacoemulsification to eliminate patient translocation and reduce procedure time.

Segmenting the laser probe into reusable handles and disposable optic fibers reduces ophthalmic treatment costs while maintaining surgical sterility.

Align intraocular lens transverse planes perpendicular to the ophthalmic system axis with a movable fixation target, enabling precise laser power adjustments.

Segmented laser incisions form a wedge-shaped valve flap that maintains wound closure and prevents aqueous humor drainage under external pressure.

A steerable laser probe curves an optic fiber via a shape memory sleeve, enabling multi-location targeting in the eye without complex mechanical linkages.

Asymmetric convex geometry suppresses incision drawing and enables self-closing during intraocular lens insertion.

Segmented fixation and locking mechanisms align optical paths to resolve eye stability versus setup time trade-offs.

An ophthalmic speculum integrates an air-flow system with retractors to move gas across the eye surface.

An accommodating intraocular lens uses optical fluid pressure to bow a flexible membrane, restoring near vision focus lost during cataract surgery.

An illuminated ophthalmic infusion line integrates an optical fiber with a fluid delivery tube to transmit light alongside intraocular pressure maintenance.

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

A digital eye registration system captures extracorneal features to align surgical data sets.

Textured external surfaces on aspiration tips enable simultaneous cortical material removal and posterior capsule polishing, eliminating separate instruments.

Actuation controls gradually curve the housing tube and optic fiber, enabling precise aiming of the laser beam at multiple targets within the eye.

A pulsed energy source raises biological tissue temperature to stimulate heat shock proteins for targeted protein repair.

Laser radiation modifies intraocular lens refractive index to form corrective layers, resolving post-surgical visual performance issues without replacement.

Laser treatment patterns modify lens structure to increase flexibility, resolving the trade-off between surgical risk and visual acuity.

Trypan Blue creates a high-contrast visual landmark on the anterior capsule, resolving imprecise centering that causes IOL tilt.

Segmenting the control interface into comprehensive and simplified panels reduces surgeon cognitive load during critical laser sequences.

Continuous curvature in the transition zone eliminates optical discontinuities that cause spherical aberration and glare during refractive surgery.

A laser control system adjusts power and duration via an operating curve to deliver reproducible retinal lesions.

Segmented modules with short hoses eliminate pulling forces on the suction ring, ensuring accurate eye alignment and preventing suction loss.

Ultrasonic transducers detect real-time corneal stiffness changes to terminate irradiation at a threshold, resolving imprecise dose delivery.

Ultra-short pulse sequences localize energy input in organic materials, preventing heat diffusion and reducing edge damage during precision processing.

Photo-disruptive laser creates new outflow pathways to reduce intraocular pressure without thermal damage or scarring.

Preliminary laser pulses create a plasma shield that scatters harmful radiation, preventing retinal injury during high-energy ophthalmic surgery.

A pre-bent needle pierces the choroid to deliver therapeutic agents into the subretinal space, preventing retinal perforation.

Generative adversarial networks reconstruct posterior eye structures obscured by the iris to enable accurate intraocular lens selection.

A nomogram adapts ophthalmological laser control data to align achieved refraction with planned corrections.

Picosecond laser pulses achieve precise corneal separation while reducing system complexity and thermal damage compared to femtosecond systems.

A mobile measuring unit with a pressure converter detects opto-acoustic pulses from therapy lasers to determine tissue temperature.

Overlapping interaction zones at 10 μm spacing reduces pulse energy, preventing plasma bubble coalescence and collateral damage during precise cutting.

Ablation profile correction transforms wavefront data into a spatial frequency spectrum to apply amplitude and phase adjustments.

A passive Q-switch laser device integrates a photonic crystal polarizing element to stabilize the emission light polarization direction within the optical resonator.

A device modifies ocular tissue biomechanical properties using a photosensitizer and electromagnetic radiation to induce cross-linking.

Displacing lens groups along the optical axis allows a single ophthalmological device to switch focus between cornea and lens, eliminating setup time.

A reconfigurable optical coherence tomography system uses a mode-switching optics module to adjust axial resolution and depth of focus for ophthalmic imaging.

Spatiotemporal transcranial stimulation weakens undesirable memories during reconsolidation, eliminating lengthy therapy sessions and pharmaceutical dependence.