Laser Surgery TRIZ Cases

A silicone cross-linking device with a pressurized oxygen chamber and vacuum sealing mechanism.

A femtosecond laser system scans ocular anatomy using reflectance imaging to locate anatomical features.

Iterative profile refinement minimizes calculation complexity by using pre-computed lookup tables to correct for healing and biomechanical factors.

An OCT scanning controller applies anamorphic transformation to align scan data with surgical microscope views.

Segmented laser pulses dissipate heat between exposures, preventing irreversible retinal damage while maintaining precise treatment coverage.

Wavefront segmentation calculates refractive power errors across different measurement extensions to generate corrected laser control data.

Dual vacuum seals stabilize the eye while a distension prevention member limits tissue distortion, enabling precise capsulorhexis.

Localized radiation therapy paired with bone marrow transplantation prevents optic nerve damage without lowering intraocular pressure.

A reed valve stabilizes aqueous humor flow through a flexible membrane implant.

A control apparatus acquires surgical phase images to dynamically adjust ultrasonic power and aspiration pressure parameters.

A femtosecond laser system performs anterior surface volume dissection on the cornea to correct refractive errors.

Segmented flap cutting patterns with intrastromal pockets vent gas bubbles, preventing tissue bridges and opaque layers during LASIK procedures.

A combined surgical apparatus uses radial swivel technology to articulate femtosecond and phacoemulsification arms into position without patient movement.

Integrating wavefront aberrometry with corneal topography generates treatment maps that correct higher-order aberrations beyond whole-eye measurements.

Transition ring incisions create a thicker lenticule for easier extraction, resolving the difficulty of removing small tissue volumes in low myopia surgery.

A multi-spot generator uses a faceted optical adhesive element and ball lens to split laser beams into distinct surgical targets.

Near-infrared illumination bypasses total internal reflection to visualize trabecular meshwork and aqueous veins, enabling precise MIGS device placement.

Relocating the GRIN lens interface outside the eye dissipates heat accumulation, preventing component dislodgment during photocoagulation.

Non-orthogonal fiber tips deflect steam bubbles laterally, enabling precise capsulorhexis in tight eye corners without increasing device complexity.

A deployable filament mechanism secures irregular intraocular objects, avoiding high-vacuum risks that cause retinal tears.

An integrated illumination chopper mounts an optical fiber at a predetermined angle to refract light onto the surgical tool.

External modulators pulse a continuous wave laser to perform selective trabeculoplasty without heat damage, eliminating the need for complex Q-switched sources.

A surgical microscopy system directs optical coherence tomography measuring light through an objective lens using a dedicated reflector and beam scanner.

A synchronized laser system creates precise angled side cuts using coordinated XY and Z scanner oscillation.

A vitrectomy probe uses a 190–220 nm ultraviolet laser beam to sever collagen fibers within the vitreous material at the distal port.

A coaxial endoscopic probe integrates an imaging lens and treatment channel to reduce parallax during ophthalmic procedures.

Dynamic scan line tilt angle adjusts focal depth to match lenticule curvature, resolving the trade-off between cutting speed and precision.

Non-corneal electromagnetic energy delivery rejuvenates tissues to increase flexibility, avoiding invasive surgical trauma.

A valved trocar cannula system allows controlled aqueous humor flow to lower intraocular pressure.

Moving the scanner system longitudinally extends the focusing range without enlarging mirror diameter, reducing thermal load and control complexity.

Dynamic beam steering automates multi-spot irradiation, resolving the trade-off between wide coverage and manual adjustment complexity.

A fluid-filled interface device matches the refractive index of the cornea to maintain optical homogeneity during laser surgery.

Polarization sensitive optical coherence tomography detects birefringence properties of collagen fibrils to guide treatment beams.

Phase-sensitive detection of a single speckle enables real-time dosimetry that prevents tissue damage from excessive laser pulse energy.

Periodic pulsed irradiation allows oxygen to replenish between visits, preventing depletion during cross-linking.

Integrated ultrasonic and proximity sensors in a contact lens verify placement accuracy, reducing operator fatigue during ophthalmic treatments.

A scleral drainage device with a barb secures within the eye tissue to promote aqueous humor flow.

A planning device generates control data for a laser treatment device to create a cornea cutting surface composed of multiple sub-surfaces.

Logistically linking multiple eye devices via a central control unit eliminates manual data transfer errors and reduces treatment duration.

A fiber optic image bundle enables real-time visualization during ocular implant placement.

An optical capturing device detects Purkinje images from the cornea to track eye position and correct beam alignment during laser treatment.

A laser treatment device adjusts target points to compensate for focal position errors in the cornea.

Threshold mapping adjusts laser energy to correct focus deviations, preventing corneal distortion and reducing gas formation during surgery.

A laser treatment device separates corneal tissue using pulsed radiation focused on target points along a defined path.

LIOB cuts redistribute bio-mechanical forces for precise vision correction.

A disposable laser endoscope probe separates from a reusable hand piece to eliminate sterilization risks and reduce infection hazards.

Analytical wavefront calculation replaces iterative ray tracing to determine tissue geometry, reducing computing time while maintaining manufacturing precision.

Refractive index writing corrects residual visual errors and photic phenomena without replacing the implanted lens.