Intracorneal circular ring implant with femtosecond laser: Pocket versus tunnel.
Luis IzquierdoAna M RodríguezRamón A SarquisDiego AltamiranoMaria A HenriquezPublished in: European journal of ophthalmology (2021)
Intracorneal continuous ring 360° arc (ICCR) and intracorneal ring segment 340° (ICRS) are effective treatments for central keratoconus. No significant differences between rings were found on visual acuity, refraction, and keratometry improvement.