Laser Surgery TRIZ Cases

Riboflavin cross-linking stabilizes corneal grafts within the stroma to prevent immune rejection and vascularization.

Nanosecond laser pulses with temporally flat profiles enable precise energy deposition in transparent materials without plasma formation.

Femtosecond laser creates posterior capsule opening via optical breakdown, preserving refractive properties and avoiding anterior chamber astigmatism.

Continuous laser activation eliminates downtime and misalignment risks while maintaining calibration accuracy for consistent presbyopia treatment.

A contact lens-shaped intraocular lighting device adjusts light refraction and diffusion to illuminate the eye interior.

Computational controller compensates for optical distortions in refractive media, ensuring precise femtosecond laser delivery for lens surgery.

An illuminating endoprobe uses offset light axes to create a smoky appearance of the vitreous gel.

A laser system delivers precise jigsaw capsulotomy patterns to the lens capsule using controlled energy pulses.

Image analysis detects previously irradiated areas to maintain treatment position accuracy after interruptions.

Blue light laser ionizes collagen fibers to form covalent bonds, eliminating tissue damage from UV-A irradiation.

A foot pedal assembly adjusts laser source parameters and activates energy delivery, eliminating hand-based control sterility risks.

A directional probe uses a curved section to provide angulation within a cannula lumen.

Segmented beams and real-time feedback minimize radiation exposure to critical eye structures while treating disorders.

Segmented housing tube enables steerability without sacrificing structural stability during ophthalmic procedures.

A compact microscope stack integrates near-infrared OCT and visible imaging cameras without increasing optical height.

Determines natural metrics from induced states to eliminate instrument myopia and improve refraction precision.

A therapeutic laser delivers precise arcuate cuts below Bowman's membrane to create reproducible corneal incisions.

Controlled Trypan Blue application improves capsulotomy visibility while minimizing toxicity to intraocular cells.

A glaucoma device inserter stylus fits within the drainage tube lumen to provide rigid support during surgical implantation.

An ophthalmic treatment device integrates a monitoring unit to acquire fundus images during therapy.

An optical coupler with a photonic crystal fiber filters laser beams to resolve energy distribution homogeneity issues in tissue cutting.

A robotic ophthalmic system uses a suction foot to adhere to the eye while controlling telescopic instruments for precise remote surgery.

A light delivery system uses a solar tracker and optical fiber to transmit incoherent light for precise iris surgery.

Spectral domain optical coherence tomography system segments imaging depth ranges using adjusted reference depths to distinguish direct and mirror images.

Multi-point distance measurements determine the curved patient interface apex, correcting alignment errors and reducing corneal cut depth deviations.

Segmenting a basic laser surgical unit from an advanced control unit reduces cost and complexity while enabling versatile functionality upgrades.

A laser scanner uses a deflecting element pivoting about two orthogonal axes to steer treatment beams.

Predetermined laser shot patterns soften the natural crystalline lens, reducing reliance on ultrasonic energy and minimizing ocular trauma.

Two calibrated surgical lasers incise donor and recipient corneas using identical parameters for precise tissue matching.

A retinal imaging system generates wide-field mosaic images from segmented video captures.

A laser control system determines treatment parameters to reshape the cornea while minimizing stromal collagen shrinkage.

A laser system generates pulsed beams in NIR and UVA ranges to process eye tissue.

Controlled pulse durations between 30 μs and 10 ms prevent collateral damage from thermal diffusion.

Feedback control compensates for ozone accumulation along the beam path, maintaining stable laser energy delivery.

Alternating carbon backbone polymers maintain structural integrity during swelling, preventing embrittlement and inflammation in glaucoma implants.

A confocal detection assembly measures reflected beam intensity to dynamically adjust the focal point during laser capsulotomy procedures.

Deconvolution-based treatment validation modifies ablation targets to minimize post-operative spherical aberration and prevent vision regression.

Digital inversion of the lens image corrects optical distortion, eliminating mental corrections from surgeons and improving ophthalmic surgery precision.

Dynamic focusing depth adjustment compensates for power density threshold variations, ensuring accurate corneal tissue separation.

A beam delivery unit guides treatment beams to the retina by adjusting focal spot positions along the eyeball curvature.

Imaging ablation marks on calibration surfaces determines laser beam position and shape, resolving measurement precision versus system complexity trade-offs.

Rigid support arm with horizontal hinge allows manual docking of the application head, eliminating motorized drives and reducing system complexity.

Separate suction and interface units stabilize the eye for precise laser cutting while avoiding intraocular pressure surges.

A surgical system merges flap cutting and ablation devices into one unit.

A pattern laser system delivers simultaneous multi-spot treatment using a segmented optical fiber bundle and diode array.

Adaptive scanning eliminates vertical steps on dissection surfaces while wavefront aberrometry corrects higher order aberrations.

Dynamic pulse parameters balance thermal and photomechanical confinement to reduce collateral damage during precise medium alteration.

Capturing Purkinje images determines patient interface position relative to the optical axis, correcting misalignment deviations in eye surgical laser systems.

Unified console merges microscope and foot switch to reduce setup time and operating room clutter.