ClearanceBrief
Recall Z-1662-2016 ยท KNK Acid, Uric, Uricase (Colorimetric)

Siemens Healthcare Diagnostics, Inc.

Dimension Assays: Uric Acid (URCA)

DateMar 17, 2016
StatusTerminated
ReasonSiemens Healthcare Diagnostics has become aware of N-Acetylcysteine (NAC) and Metamizole (Dipyrone) interference with Trinder and Trinder-like reaction assays. Siemens has confirmed that falsely depressed results may occur on samples drawn from patients receiving N-Acetylcysteine (NAC) or Metamizole. NAC is the accepted antidote for acetaminophen toxicity and is justified in patients at signific
Root causeDevice Design
ActionSiemens mailed an Urgent Medical Device Correction letter to customers making them aware of the problem. Special instructions were also given for the customer to review the letter with their Medical Director and ensure Venipuncture occurs before drug administration of NAC or Metamizole as indicated in the letter. Baseline assay values before administration of NAC or Metamizole therapy would not be affected. Customers were asked to complete and return the Field Correction Effectiveness Check Form attached with the letter within 30 days. Furthermore, if customers received any complaints of i
Quantity137422 units total
DistributionNationwide: AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY, Puerto Rico, St. Thomas, VI, Guam, Pacific Mariana Islands
FDA recordOpen on fda.gov

510(k) clearances named in this recall

K862359METH./CALI./INTRU. CHECK FOR THE DIMENSION SYSTEM
E.I. Dupont DE Nemours & Co., Inc., Aug 19, 1986