Class II — Potential Health Hazard

Potential health hazard — use of or exposure to this product may cause temporary or medically reversible adverse health consequences.

cobas m 511 integrated hematology analyzer Recalled by Roche Diagnostics Hematology Due to Discrepant results have been reported in patients with...

Date: May 7, 2018
Company: Roche Diagnostics Hematology
Status: Terminated
Source: FDA (Device)

What You Should Do

Stop using this product immediately. Do not consume, use, or distribute it.

Return the product to the place of purchase for a full refund. If you have questions, contact Roche Diagnostics Hematology directly.

Affected Products

cobas m 511 integrated hematology analyzer, Model Number 07261691190 Product Usage: The cobas m 511 integrated hematology analyzer is a quantitative, automated analyzer with cell locating capability. It is intended for in vitro diagnostic use by a skilled operator in the clinical laboratory. The system prepares a stained microscope slide from EDTA anticoagulated whole blood. It utilizes computer imaging to count the formed elements of blood and provide an image-based assessment of cell morphology, which may be reviewed by the operator, and also allows for manual classification of unclassified cells. The instrument reports the following parameters: RBC, HGB, HCT, MCV, MCH, MCHC, RDW, RDW-SD, %NRBC, #NRBC, WBC, %NEUT, #NEUT, %LYMPH, #LYMPH, %MONO, #MONO, %EO, #EO, %BASO, #BASO, PLT, MPV, %RET, #RET, HGB-RET.

Quantity: 17

Why Was This Recalled?

Discrepant results have been reported in patients with severe microcytic anemia (e.g.iron deficiency, thalassemia) and the following parameters are affected: RBC (red blood cell count), HGB (hemoglobin concentration), MCH (mean corpuscular hemoglobin), HCT (hematocrit), and MCV (mean corpuscular volume).

Where Was This Sold?

No distribution in the United States. The devices were distributed to the following foreign countries: Austria, France, Germany, Hong Kong, Japan, Netherlands, Pakistan, Singapore, South Korea, Switzerland, Thailand, and Vietnam.

About Roche Diagnostics Hematology

Roche Diagnostics Hematology has 1 total recall tracked by RecallDetector.

Related Recalls

Data sourced from the FDA (Device). Last updated March 26, 2026. View original report