Patented Hydrophilic Coating

Suitable for hydrophobic and hydrophilic lenses*, Silk is a unique surface treatment that enables smooth delivery for intraocular lens (IOL) surgeries with zero residue remaining on the surface of the lens.

Properties of silk

5-year shelf life
Zero residue
Controlled activation
Biocompatible
Low friction

injection force vs duration

Plot showing Injection Force vs Duration for a cartridge with a standard gliding treatment, Silk coated cartridge with OVD and a Silk coated cartridge with saline solution.

Testing undertaken using HI56 material at +24.0 D (c.t ~ 710 μm).

Delivered your way

Cartridge

The A5O Butterfly Cartridge (2.2 and 2.4 mm) is now available with Silk, providing smooth cartridge loading, a secure ‘click’ lock mechanism, and enchanced control with a parallel edged cartridge tip and 50 degree beveled end.

Silk is also available for our standard butterfly cartridge {incision sizes 1.8, 2.0 and 2.6 mm).

Bulk Injector Kit

A cost-efficient option for self-assembled injectors with the Ergo Touch FLY injector. Bundles include body, plunger, cushion, spring, and ergonomic grip, along with an A5O Butterfly cartridge with Silk.