Cleaning Methods for all Volk Lenses
Select the method of cleaning from below

Method A	Method B
Rinse lens surfaces with tap water	Rinse lens surfaces with tap water
Using water, mild detergent and soft cotton cloth, clean lens surfaces	Clean lens surfaces with Volk POLC or LensPen
Rinse lens surfaces with tap water
Dry with a soft lint free cloth

Disinfection Procedure to be used for all diagnostic and therapeutic lenses that contact the eye.

1. Follow cleaning method A
2. Select one of the solution types from the table below
3. Position the lens on its side, then immerse the entire lens in the selected solution for the listed soak time.
4. Remove the lens from the solution, thoroughly rinse with room temperature water, and dry with a soft lint free cloth.

Solution Type	Concentration	Soak Time
Glutaraldehyde	2% Aqueous Solution	25 minutes
Sodium Hypochlorite (household bleach)	Minimum 0.5%	25 minutes
Cidex OPA	N/A	12 minutes

Sterilization to be conducted on lenses and equipment used in an Operating Room or other sterile environment.

1. Follow the METHOD A cleaning instructions prior to sterilization
2. To comply with ISO 17664 for enzymatic cleaning prior to sterilization, follow the procedure in the User Instructions
3. Disassemble 2 piece lenses prior to sterilization.
4. The use of a Volk Sterilization tray is recommended to avoid product loss or damage.

 

 

Ethylene Oxide: Follow hospital procedures with aeration up to, but not exceeding 150ºF / 66ºC for non-contact lenses or 130ºF / 55ºC for contact lenses.

Steris System 1: Follow the manufacturer’s recommended sterilization guidelines.

Steam Sterilization: Prevacuum, 132°C minimum, 4 minutes (lenses), 5 Minutes OptiFlex Lens Positioning Unit.

Note: TS03 (ozone) sterilization only in the U.S.A. and Canada. Follow the manufacturer’s recommended sterilization guidelines.

Precautions:

• To avoid lens surface damage, never clean the contact surface with alcohol, peroxide or acetone.
• Do not use POLC or the Volk Lens Pen® on surfaces that contact the eye.
• Volk lenses colored rings may discolor over the life of the lens as a result of cleaning, disinfection and sterilization procedures The disinfection procedures listed above are not recommended for colored rings. Please follow the cleaning procedures only for these products.

• Contact Volk regarding lens compatibility with other cleaning, disinfection or sterilization methods.
• Disassemble 2-piece lenses (e.g. ACS Mini Quad or Central Retinal) prior to cleaning and sterilization.

*Compatible with sterilization method.