Laser Surgery TRIZ Cases

FD-OCT apparatus measures tissue velocity and calculates local displacements through phase data integration.

Sapphire or diamond windows protect optical fibers from heat and moisture damage while maintaining superior laser transmission.

A high-contrast optical marker on a surgical tool enables real-time orientation detection during ophthalmic procedures.

A surgical laser system determines optimal resection depth using a biomechanical model of corneal tissue.

Automated ophthalmic surgery support uses eye tracking data to center the patient's eye, resolving alignment precision issues without manual intervention.

Distinct central and peripheral radii in the contact element match corneal and scleral curvatures, eliminating wrinkling that distorts laser beams.

Dynamic pattern adjustment resolves complex selection procedures while ensuring precise blood vessel avoidance.

An ophthalmological laser therapy device uses an x-y scanner and z scanner to position a focused beam across a large treatment volume.

Creating a corneal flap in donor tissue before transplantation allows immediate LASIK procedures, avoiding damage to delicate grafted stroma.

Shack-Hartmann sensor measures wavefront aberrations to correct focus deviations, resolving the trade-off between high numerical aperture and system complexity.

Statistical analysis of site specific parameters compensates for LASIK flap induced spherical aberration and coma.

Scanner assembly projects patterned light spots onto retinal tissue, reducing localized heat accumulation during photocoagulation.

A patient interface device integrates a light guiding structure and vacuum chamber to stabilize the eye during laser surgery.

Simulation means test laser processing components independently via bidirectional data links, eliminating full system assembly requirements.

Counterweights neutralize voice coil motor reaction forces, maintaining beam alignment stability in ophthalmic laser systems.

Non-overlapping display sectors overlay surgical parameters on the eye image, preventing view obstruction and reducing surgeon distraction.

A beam splitting device divides a processing laser beam into primary and secondary beams to generate multiple focus spots in the cornea.

Positioning the optical fiber externally via a sleeve channel prevents aspiration pathway clogging and improves tissue removal.

Image processors boost iris-pupil contrast in digital feeds, enabling precise laser centration for dark eyes.

Femtosecond laser creates a corneal flap incision with an undercut below the hinge region.

Integrating illumination light into a laser plasma applicator optical fiber guides bright light to the treatment site, eliminating cumbersome external lamps.

A laser treatment system distinguishes pseudo-rotation from actual cyclotorsion to adjust beam alignment.

Segmenting the lens into separate tint and prescription layers eliminates color gradients and Coke-bottle effects while reducing photophobic responses.

A synthetic corneal lenslet formed from a collagen solution with photosensitizer prevents immune rejection and preserves clarity without laser ablation damage.

Segmented frame materials dissipate heat from the optical module to prevent tissue phototoxicity during optogenetic stimulation.

Color-coded illumination rings identify matching surgical machine connectors, preventing incorrect tool connections and reducing surgical errors.

A planning device calculates volumetric parameters from eye properties to characterize planned refractive surgical treatment effects.

Segmented catch extensions enable user-friendly shell removal while elastomeric components isolate housing vibrations to minimize surgical distraction.

A tapered reflective contact lens redirects light to bypass scleral obscuration, enabling high-resolution tomographic imaging of the ocular outflow pathway.

Extracting a lamellar lenslet from donor tissue and cross-linking it prevents immune rejection while correcting vision without laser ablation.

A surgical device uses laser energy to fragment lens tissue within the capsular bag.

A planning device defines corneal cut surfaces using laser control data to isolate tissue volumes.

A laser system adjusts amplifier cycle numbers to maintain target pulse length.

Photodisruptive laser pulses define internal interfaces to separate corneal tissue volumes without external incisions.

A voice control system adjusts ophthalmic laser parameters through incremental commands and audible feedback.

A transformation matrix adapts ophthalmological laser treatment coordinates to compensate for corneal deformation caused by fixation contact elements.

Integrated OCT and laser beams modify irido-corneal angle tissue to create new outflow pathways.

A laser device converts Gaussian beams into helical phase fronts to generate toroidal plasma regions for precise material processing.

Laser treatment shrinks peripheral lens volume to restore hydraulic movement, resolving contrast sensitivity loss from multifocal lenses.

Broadband light source splits spectrum into visible illumination and surgical beams via wavelength splitter.

Image registration system tracks surgical instrument distal tip to define priority regions for real-time alignment updates.

Counterweights and elastic elements reduce tissue force while guidance devices maintain optical axis orientation.

A femtosecond laser adjusts photodisruptive energy parameters based on individual anatomical models to target ocular tissue.

Retinal irradiance modification devices optically redirect light from dysfunctional retinal areas to functional regions.

A polarization beam splitter decouples detection light from illumination light to enhance signal strength in ophthalmological laser systems.

A collagen cross-linking catheter delivers photosensitizing fluid and photo-activating light to stabilize bleb formation despite surgical variability.

A laser probe uses a brazed joint to attach an optical element, creating a hermetic seal that isolates the lens from surgical fluids.