Concentric Stromal Keratotomy Binocular: 2-Year Follow-up

Monday, April 28, 2014: 8:46 AM
Room 151A (Boston Convention and Exhibition Center)
Eusebio Garcia Riccomini, MD, CLINICA OFTALMOLOGICA PROVIDENCIA, SANTIAGO, Chile
Dalibor Razmilic Bonilla, PhD, CLINICA OFTALMOLOGICA PROVIDENCIA, SANTIAGO, Chile
Paola Mattei Peņa, PhD, CLINICA OFTALMOLOGICA PROVIDENCIA, SANTIAGO, Chile

Narrative Responses:

Purpose

Conduct an analysisofthe therapeutic resultsof patients whohave undergonecorrectionof PresbyopiabinocularINTRACOR®systeminProvidenceEye Clinic,over a period oftwo years.TheCircularintrastromalkeratotomyis an innovativetherapeutic techniqueto correct presbyopia.This procedurecauses thecorneato becomehiperprolata, increasingdepth of focusfornear.

Methods
We performed a prospective randomized clinical trial with therapeutic procedure for presbyopia INTRACOR® in 200eyes with binocular surgery, the average age of the study subjects was 53+/-3.0 years .Patients were included only healthy , pure presbyopic without ametropias attached.

Results

Thepreoperativespherical equivalentwas 0.55+/-0.27D.Thepre-and post-operativecylinderwas +/-0.5D.Adding aboutaverage was+2.25+ /-0.25D.Theuncorrectednear visioninthe treated eyesincreased fromJaeger(J)7presurgeryJ1+/-0.5in the first weekby 90%,theuncorrected distancevisioninthe treated eyeswas0, 9 +/ -1pre-surgical andin the first weekwas 0.8+ / -1to 85%or better.Finallyat 24 monthsdistance visionremains at0.8on a85%or betterandJ1closeto 95%.100%of treated eyesat24 monthshasJ3fornear orbetter.

Conclusion
Real INTRACOR® delivers a solution to pure presbyopic patients olderth an 45 years, is a non-invasive, pain-free, normal activities recover abilityof the subjects at 24 hours after surgery. All subjects improved more than 5 or 6 lines near vision main objective of the technique.