ClearanceBrief
Recall Z-0334-2014 ยท HJO Biomicroscope, Slit-Lamp, Ac-Powered

Carl Zeiss Meditec, Inc.

Zeiss brand IOLMaster 500, Model 500, Biomicroscope, Slit-Lamp, AC-Powered, Product is manufactured by Carl Zeiss Meditec AG (Jena), Carl Zeiss Promenade 10, Jena, Germany 07745; and distributed by Carl Zeiss Meditec, Inc., Dublin, CA This device is intended for use primarily by physicians and health care workers and may be only used under the supervision of a physician. This device will not be

DateNov 15, 2013 (initiated Oct 23, 2013)
StatusTerminated
ReasonThe user database delivered for download contained an erroneous value. Specifically the "aO" constant of the lens AMO Sensar AR40E is listed as "0.0" in the internal lens database of the IOLMaster. The correct value is -2.420. This could lead to the implantation of lens with a wrong diopter value.
Root causeSoftware in the Use Environment
ActionThe firm, Zeiss, sent an "Urgent Medical Device Correction" letter dated October 23, 2013, to all affected customers. The letter identified the product, the problem, and the action to be taken by the customers. Customers were instructed to immediately update the Laser Interference Biometry (ULIB) lens constants, provided as an Attachment 1 and complete and return Attachment 2- Confirmation Form via mail to: Stericycle, Inc., 6026 Lakeside Blvd., Indianapolis, IN 46278; Attn: Zeiss IOLMaster. If you have any questions, call the following number for assistance: 1 (866) 891-1922.
Quantity1,201 units
DistributionNationwide distribution.
FDA recordOpen on fda.gov

510(k) clearances named in this recall

K101182IOLMASTER 500
Carl Zeiss Meditec, AG, Nov 3, 2010
K122418IOLMASTER 500
Carl Zeiss Meditec, AG, Apr 12, 2013
K993357IOLMASTER
Carl Zeiss, Inc., Mar 20, 2000