Measurements obtained with the RTONE, either by an ophthalmologist or by the patient, showed an excellent correlation with those provided by applanation tonometry. RTONE generally tends to overestimate IOP compared to GAT readings and displays a dependence on CCT. This study was registered with the DRKS (German Clinical Trials Register; www.germanctr.de ; DRKS00000478).

Although our study has the limitations of small sample size and observational study design, it shows that further investigation is warranted into the potential of Ologen in revision surgery after GDD implantation.

Preconditioning of corneas with THIN-C medium significantly improved the quality of the graft interface in UT-DSAEK, but did not significantly improve the cut precision of the microkeratome.

Despite improvements in preoperative lens power calculations many patients are in need of spectacle correction to achieve emmetropia and/or optimal distance vision after cataract surgery. A method to adjust residual spherical and astigmatic errors postoperatively in a predictable and non-invasive way is the implantation of the light-adjustable lens (LAL). Selective irradiation of the LAL with UV light (365 nm) using a digital light delivery device enables a customized light pattern for each patient which produces modifications in the lens curvature and lens power by polymerization of silicon monomers in the lens matrix. In Europe this therapeutic option is currently only available in Spain and Germany, therefore, the number of patients treated is limited. In the future this technique will be available for correction of higher order aberrations and to design individual multifocality.