RecallDepth

Advanced Medical Optics (AMO), VISX WaveScan WaveFront System (software). Part Number 0070-1478. Advanced Medical Optics, Santa Clara, CA 95051.

This recall has been terminated (originally issued January 23, 2008).

Company
Visx Inc
Recall Initiated
May 30, 2007
Posted
January 23, 2008
Terminated
April 17, 2008
Recall Number
Z-0365-2008
Quantity
196 systems are affected in the U.S. and 133 outside of the U.S.
Firm Location
Santa Clara, CA
Official Source
View on FDA website ↗

Reason for Recall

Erroneous Treatment Calculations - Two software caused errors; in combination, in the WaveScan System Software, will result in an erroneous treatment calculation (overcorrection) in patients. (1) Installation of software for a certain brand of computer (Dedicated Computing LLC) can cause a software registry setting for an algorithm that identifies image reflection to be erroneously set in the "off

Distribution

Worldwide Distribution --- USA including states of AL, AR, AZ, CA, CO, CT, DE, FL, GA, ID, IL, IN, KS, KY, LA, MD, MI, MN, MO,MS, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK,OR,PA, SC, TN, TX, UT, VA, WA, WI, and WV and countries of Canada and Mexico.

Lot / Code Info

System Serial Numbers affected include: 75447, 75448, 76086, 75389, 70170, 76092, 76004, 76020, 76070, 76128, 75391, 75413, 75416, 75417, 75423, 75441, 75442, 76043, 76046, 76048, 76082, 76091, 76121, 76144, 76147, 75419, 76122, 75257, 75385, 75386, 76003, 76022, 76111, 76018, 75390, 76050, 76098, 75420, 76071, 76075, 76114, 75411, 75425, 76123, 76124, 76136, 75384, 75421, 76002, 76023, 75449, 76084, 76119, 76085, 76033, 76036, 76083, 76076, 76052, 76089, 76067, 75444, 75450, 76047, 76099, 76146, 76026, 75424, 76095, 75410, 76106, 75392, 75409, 75428, 75452, 76025, 76032, 76045, 76053, 76097, 70213, 70256, 70316, 70776, 75358, 75418, 75430, 75431, 75432, 76042, 76044, 76049, 76051, 76077, 76078, 76108, 76109, 76116, 76126, 76141, 76035, 76087, 76112, 75398, 76115, 76013, 76120, 76057, 75387, 76021, 76125, 76127, 76130, 76135, 75422, 76069, 75415, 76110, 76137, 76161, 76163, 70419, 70869, 75403, 76096, 76142, 70304, 70160, 70250, 70666, 70753, 70890, 75028, 75402, 75405, 75426, 75429, 75436, 76007, 76027, 76029, 76031, 76037, 76065, 76068, 76073, 78074, 76079, 76103, 76117, 76139, 76140, 76143, 76150, 76151, 76153, 76155, 76156, 76157, 76159, 76160,76162, 70272, 70280, 70297, 70706, 70872, 75297, 75359, 75404, 76059, 76061, 76063, 76081, 76149, 75397, 75399, 70541, 70774, 70904, 75412, 75437, 76017, 70043, 70394, 75401, 75439, 76066, 76080, 76088, 76148, 76058, 76090, 70271, 70353, 70398, 70409, 70734, 76006, 76009, 76028, 76154, 76158, 76145, 70855, 76038, 76062, 75433, 70864, 75394, 75434, 76138, 71704, 70217, 70485, 70491, 70690, 75281, 76104, 75406, 75414, 75427, 76015, 70286, 70440, 70476, 70765, 70882, 75400, 75446, 76005, 75388, 76024, 76039, 76129, 70588, 70603, 75445, 76040, 70597, 70175, 70178, 76094, 70759, 70336, 70637, 75230, 76093, 76105, 75121, 76019, 76056, 76060, 70333, 70341, 70365, 70379, 70428, 75113, 76001, 76054, 70691, 75109, 76107, 70299, 75234, 70554, 70653, 75236, 76011, 76152, 70474, 70495, 70542, 75440, 76101, 76118, 76113, 75435, 76012, 70031, 70032, 70036, 70092, 70227, 70580, 70608, 70721, 75172, 75395, 75408, 75443, 75451, 76016, 76030, 76034, 76072, 76100, 76064, 70080, 70221, 70283, 75328, 75396, 75438, 75407, 70159, 70241, 70350, 76008, 76010, 76014, 70650, 70732, 76055, 76102, 70457, and 76041

Root Cause

Software design

Action Taken

AMO sent an Action Required notification on May 30, 2007, to AMO Certified Physicians. The letter included a CD software update (0070-1721) to be installed by users that provided correct registry parameter settings. Upon completion of installation, a confirmation form will print out. Customers are requested to fax back confirmation to AMO (408-773-7055).