SMILE in Special Cases
and Osama Ibrahim1, 2, 3 (1) Roayah Vision Correction Center, Alexandria, Egypt (2) Alexandria University, Alexandria, Egypt (3) International FemtoLASIK Centre (IFLC), Cairo, Egypt 21.1 Combined SMILE and Cross-Linking (CXL)…
Concept of Reversible Corneal Refractive Surgery (Lenticule Reimplantation)
(1) Cornea and External Disease and Refractive Service, Singapore Eye Research Institute, Singapore, Singapore (2) Singapore National Eye Centre, Singapore, Singapore (3) Department of Clinical Sciences, Duke-NUS Graduate Medical School,…
Current Technique and Instrumentation for SMILE
Fig. 5.1 Femtosecond laser ReLEx(R) cuts, (a) frontal, and (b) cross-section views This is the most critical part of the procedure refractively because it is where the femtosecond laser defines…
Corneal Nerve and Keratocyte Response to ReLEx® Surgery
Fig. 3.1 Schematic representation of the anatomy of corneal nerves. Nerve fibers enter the cornea at the limbal region and then run radially toward the center as stromal fibers. These…
Centration in SMILE for Myopia
Groups Patients Gender (M/F) Total eyes OD/OS Age SEQ (Dpt) Cylinder (Dpt) SMILE 36 16/20 34/35 38 ± 10 (22–55) −5.96 ± 1.9 (−1.25 to −10) −0.95 ± 1.0 (0 to −4.0) a SEQ spherical equivalent,…
The Key Characteristics of Corneal Refractive Surgery: Biomechanics, Spherical Aberration, and Corneal Sensitivity After SMILE
Fig. 13.1 Artemis® very high-frequency digital ultrasound (ArcScan Inc.) stromal thickness maps before (left) and 3 months after (middle) LASIK for −9.00 D myopia using the MEL80 excimer laser (Carl…
Wound Healing After ReLEx® Surgery
Fig. 2.1 (a) Illustration of photodisruption process in corneal stroma. (b) Scanning electron microscopic micrograph showing the cavitation bubbles generated during the photodisruption process 2.2 Wound Healing After Refractive Lenticule…
Management of Laser Settings for Better SMILE Surgery
As a physiological principle, single gas bubbles join to form fewer, but bigger gas bubbles if they are close enough. These big bubbles are deforming the surrounding tissue. Consequently the…
SMILE for Correction of Very High Myopia (Higher than −10 D)
Fig. 18.1 (a) Preoperative Pentacam image of an eye with the manifest refraction of −12.0 −1.0 @ 165°. (b) Same eye 1 week postoperatively. The manifest refraction (MR) is +0.25…
Hyperopic Correction by ReLEx®
Fig. 19.1 Stability of refractive outcome over the 9-month follow-up period in the initial hyperopic study (Reprinted from Blum et al. [1]) 19.1.2 The Second (Ongoing) Hyperopic FLEx Study An…
