When Explantation is Inevitable | 合法醫療器材資訊網

TheComfortIOLisbasedontheLENTISMplustechnology(Oculentis),arefractive,segmentalasymmetricIOLdesignedtominimizetheinterfacesbetween ...

Over the past decade, we have seen a rise in the popularity of selecting multifocal IOLs for cataract surgery as well as for refractive lens exchange procedures. This now common alternative to monofocal IOLs in patients seeking spectacle independence can provide exceptional near and distance UCVA and quality intermediate UCVA; however, multifocal IOLs are not without side effects, such as reduced contrast sensitivity, increased visual aberrations, halos, glare, and negative dysphotopsias (Figure 1).

Source: Patrick Versace, MD, case report IOL exchange presented at the Oculentis International User Meeting 2018 in Vienna

Figure 1. Simulation of halos and glare with multifocal IOLs.

It is our observation and that of others that the main determinant of unwanted visual phenomena is lens design and its optical paramet...