Brand Name: Alcon Laboratories, Inc. Product Name: Accessory devices for Unity and Constellation surgical consoles Model/Catalog Number: Many - See 'Attachment 1 - Affected Product List' 8065000250 UNITY 27+DS HYPERVIT 30K VIT PROBE 8065753168 UNITY 25+ 7.5K ANTERIOR VIT PROBE 8065753179 UNITY 25+ HYPERVIT 30K VIT PROBE Software Version: N/A Product Description: These products are standalone accessory devices meant for vitrectomy surgical procedures. They interface with a corresponding Alcon surgical console. Component: N/A

Reason: Due to incomplete seals in the pouch which provide the sterile barrier.

Code information: Catalog Number: 8065000250 UDI-DI code: 00380650002501 Lot/Batch Numbers: 17E6P1 17E77V Catalog Number: 8065753168 UDI-DI code: 00380657531684 Lot/Batch Number: 17EKTW Catalog Number: 8065753179 UDI-DI code: 00380657531790 Lot/Batch Number: 17E33N

Distribution pattern: Worldwide distribution: US (nationwide): AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NY, OH, OK, OR, PA, RI, SC,SD,TN, TX, VA, WA, WI, and WV; and OUS (foreign) to countries of: Argentina, Australia, Austria, Azerbaijan, Bahrain, Bangladesh, Belgium, Brazil, Brunei, Canada, Chile, China, Colombia, Croatia, Czechia, Denmark, Finland, France, Germany, Greece, Guadeloupe, Hong Kong, Hungary, Iceland, India, Ireland, Israel, Italy, Japan, Korea, Kosovo, Luxembourg, Malaysia, Mexico, Moldova, Montenegro, Morocco, Netherlands, New Zealand, Pakistan, Peru, Philippines, Poland, Portugal, Qatar, Reunion, Russian Federation, Saudi Arabia, Serbia, Slovakia, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Taiwan, Turkey, United Arab Emirates, and United Kingdom,