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Ocular Instruments

Cleaning Method 3

CLEANING METHODS
- METHOD 1
- METHOD 2
- METHOD 3
- METHOD 4

COATING AND
MATERIALS

LENS COMPARISON
CHARTS

GLOSSARY

Product Care Instructions
For All: Ocular Surgical Lenses and Rings

Except:(See Cleaning Method 1)
OKSG, Khaw Surgical Gonioprism
OLIV-EQNA, Landers NA Equatorial Vitrectomy Lens
OLIV-WFNA, Landers NA Wide Field Vitrectomy Lens
OLTK-7.2, Landers Wide Field Temporary Keratoprosthesis 7.2mm Lens
OLTK-8.2, Landers Wide Field Temporary Keratoprosthesis 8.2mm Lens
OTSG, Thorpe Surgical Gonioscope
OUV-132-2, Peyman-Wessels-Landers 132D Upright Vitrectomy Lens
OWIV-HMNA, Woldoff NA High Magnification Vitrectomy Lens

Plus:
O4MAC, Ocular MaxField® AC Four Mirror Gonio Lens
O4MAC-LR, Ocular MaxField® AC Four Mirror Gonio Lens with Large Ring
O4MAC-H, Ocular MaxField® AC Four Mirror Gonio Lens with Handle
O4MAC-1X, Ocular MaxField® AC 1X 4 Mirror Gonio
O4MAC-1X-H, Ocular MaxField® AC 1X 4 Mirror Gonio with Handle
O4MAC-1X-LR, Ocular MaxField® AC 1X 4 Mirror Gonio with Large Ring
OG3MAC-10, Ocular Autoclavable Three Mirror Gonio 10mm Lens
OI-20A, Ocular MaxAC™ 20 Diopter Indirect Diagnostic/Laser Lens
OI-28A, Ocular MaxAC™ 28 Diopter Indirect Diagnostic/Laser Lens

Note: The old style OSJG, Swan Jacob Gonioprism is not autoclavable. Use Cleaning Method 1.

Cleaning

Rinse: Immediately upon removal from patient’s eye, thoroughly rinse in cool or tepid water.
Wash: Place a few drops of mild soap on a moistened cotton ball. Gently clean with a circular motion.
Rinse: Thoroughly rinse in cool or tepid water, then dry carefully with a non-linting tissue.
Then: Proceed with either disinfection or sterilization instructions.

CAUTION
If fluid/gas exchange has occurred, wipe lens with alcohol to remove any trace of oil present. If lens is not promptly and properly cleaned, permanent damage may result.

Disinfection

Soak In: GLUTARALDEHYDE 2% or 3.4% aqueous solution.
Temperature per manufacturer instructions.
Minimum exposure time: 20 minutes.

Or:

BLEACH 10% solution mixed at:
1 part bleach to 9 parts water.
Recommended exposure time: 10 minutes.

CAUTION
To avoid damage to the lens, do not exceed recommended exposure time.

Then: Rinse lens thoroughly to remove disinfection solution.
3 cycles of 1 minute, with cool or tepid water is recommended.
Dry carefully and place in a dry storage case.

NOTE: These lenses are known to be compatible with:
Asepti-Wipe, Cavi-cide, Cidex, Cidex OPA, DisCide Wipe, Enviro-cide, H2O2 – 3%, and Opti-Cide.

CAUTION
If used on an ulcerated cornea, lens must be sterilized before next procedure.

Sterilization – EO

Minimum Time: 1 hour
Temperature: 130°F (54°C)
Aeration Time: 12 hours

Sterilization – Steam Autoclave

Prep: Place product in sterilization case.
Process: Gravity Cycle (wrapped)
Temperature: 270°F (132°C)
Time: 15 minutes minimum
Dry Time: 15 minutes minimum
Or
Temperature: 250°F (121°C)
Time: 30 minutes minimum
Dry Time: 30 minutes minimum

Pre-Vacuum Cycle (wrapped)
Temperature: 270°F (132°C)
Time: 4 minutes minimum
Dry Time: 20 minutes minimum
Or
Temperature: 273°F (134°C)
Time: 3 minutes minimum
Dry Time: 20 minutes minimum

CAUTION
Use only distilled water in the steam sterilizer. If not distilled, mineral deposits from hard water (steam) will leave a cloudy film on the lens. The deposit can only be removed by regrinding and re-polishing the lens and repair costs approximate that of a new lens.

Store: Biological peel pouch ensures sterility after the sterilization process.

FOR IMMEDIATE USE ONLY - FLASH AUTOCLAVE

Gravity Cycle (unwrapped)
Temperature: 270°F (132°C)
Time: 10 Minutes minimum

Pre-Vacuum Cycle (unwrapped)
Temperature: 270°F (132°C)
Time: 4 minutes minimum
Or
Temperature: 273°F (134°C)
Time: 3 minutes minimum

Note: Allow Vitrectomy lenses to air cool. Rapid cooling as in a cool water rinse may fracture the lens.

Sterilization – Sterrad 100S

Follow manufacturer’s instructions. (Except: OPPWV, OPGVI, OPVI-3, OHBVE, OHFVE, OHMVE, OHWVE, OHSG-LH, OHSG-RH, OPFVI, OBVI, OLV-1-IN, OLV-1-IR, OFVI, OMVI, OCTK-6.5, OSJAG, OLV-OC, OLV-1S, OLV-5SR