MTS MTS084014Recalls & reported problems
Micro Typing Systems, Inc · MTS Anti-IgG,-C3d Card
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 4
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI 10758750005987), received between Aug 25, 2023 and Aug 25, 2023 — classified as 4 malfunctions.
The most frequently reported specific device problem is “False Negative Result” (4 reports).
Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.
Most reported problems
Device problems
- False Negative Result4
Patient problems
- No Clinical Signs, Symptoms or Conditions4
Recent adverse event reports
The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.
MalfunctionAug 25, 2023False Negative Result; False Negative Result
REPORT 4 OF 4. MXP2545163 RA602917 PROBLEM STATEMENT AND DESCRIPTION: CUSTOMER CONTACTED TSS VIA EMAIL REPORTING FALSE NEGATIVE POLY DAT ON VISION, DAT TESTING PERFORMED BY MANUAL TUBE WAS POSITIVE AND DAT TESTING AT REFERENCE LAB WAS POSITIVE. PATIENT HAD 4 SAMPLES COLLECTED AND RUN ON THE VISION WITH POLY DAT AS NEGATIVE: (B)(6) 2023: SAMPLE ID (B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6) DAT POLY NEG CUSTOMER SENT PATIENT SAMPLE TO REFERENCE LAB ON (B)(6) 2023 FOR DAT TESTING. RESULTS ARE POLY DAT:3+, MONO IGG DAT: 0 AND MONO C3 DAT: 3+. AUTOCOLD ANTIBODY. UNDERLYING ALLOANTIBODIES WERE EXCLUDED BY LISS-AHG TECHNIQUE. CUSTOMER REPEATED SAMPLE COLLECTED ON (B)(6) 2023 BY TUBE METHOD USING COMPETITOR ANTI-IGG,-C3D; POLYSPECIFIC (MURINE MONOCLONAL) RESULTS 3+ PATIENT WAS TRANSFUSED WITH 1 RBC ON (B)(6) 2023, 3 RBC'S ON (B)(6) 2023, AND 1 RBC ON (B)(6) 2023. ALL UNITS WERE TYPE SPECIFIC AND CROSSMATCH COMPATIBLE. CUSTOMER PROVIDED VISION ORDER REPORTS AND REFERENCE LAB REPORT. NEG QC AND POS QC FOR IGG PASSED FOR POLY GEL CARD EACH DAY OF USE. TSS DISCUSSED WITH CUSTOMER POLY GEL CARD QC SHOUL
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17627979 ↗MalfunctionAug 25, 2023False Negative Result; False Negative Result
REPORT 2 OF 4. MXP2545163 RA602917 PROBLEM STATEMENT AND DESCRIPTION: CUSTOMER CONTACTED TSS VIA EMAIL REPORTING FALSE NEGATIVE POLY DAT ON VISION, DAT TESTING PERFORMED BY MANUAL TUBE WAS POSITIVE AND DAT TESTING AT REFERENCE LAB WAS POSITIVE. PATIENT HAD 4 SAMPLES COLLECTED AND RUN ON THE VISION WITH POLY DAT AS NEGATIVE: (B)(6) 2023: SAMPLE ID :(B)(6). DAT POLY NEG (B)(6) 2023: SAMPLE ID :(B)(6). DAT POLY NEG (B)(6) 2023: SAMPLE ID :(B)(6). DAT POLY NEG (B)(6) 2023: SAMPLE ID :(B)(6). DAT POLY NEG CUSTOMER SENT PATIENT SAMPLE TO REFERENCE LAB ON (B)(6) 2023 FOR DAT TESTING. RESULTS ARE POLY DAT:3+, MONO IGG DAT: 0 AND MONO C3 DAT: 3+. AUTOCOLD ANTIBODY. UNDERLYING ALLOANTIBODIES WERE EXCLUDED BY LISS-AHG TECHNIQUE. CUSTOMER REPEATED SAMPLE COLLECTED ON (B)(6) 2023 BY TUBE METHOD USING COMPETITOR ANTI-IGG,-C3D; POLYSPECIFIC (MURINE MONOCLONAL) RESULTS 3+ PATIENT WAS TRANSFUSED WITH 1 RBC ON (B)(6) 2023, 3 RBC'S ON (B)(6) 2023, AND 1 RBC ON (B)(6) 2023. ALL UNITS WERE TYPE SPECIFIC AND CROSSMATCH COMPATIBLE. CUSTOMER PROVIDED VISION ORDER REPORTS AND REFERENCE LAB REPORT. NEG QC AND POS QC FOR IGG PASSED FOR POLY GEL CARD EACH DAY OF USE. TSS DISCUSSED WITH CUSTOMER POLY GEL CARD
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17627042 ↗MalfunctionAug 25, 2023False Negative Result; False Negative Result
REPORT 3 OF 4. MXP2545163 RA602917 PROBLEM STATEMENT AND DESCRIPTION: CUSTOMER CONTACTED TSS VIA EMAIL REPORTING FALSE NEGATIVE POLY DAT ON VISION, DAT TESTING PERFORMED BY MANUAL TUBE WAS POSITIVE AND DAT TESTING AT REFERENCE LAB WAS POSITIVE. PATIENT HAD 4 SAMPLES COLLECTED AND RUN ON THE VISION WITH POLY DAT AS NEGATIVE: (B)(6) 2023: SAMPLE ID (B)(6). DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6). DAT POLY NEG 7/13/23: SAMPLE ID (B)(6). DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6). DAT POLY NEG CUSTOMER SENT PATIENT SAMPLE TO REFERENCE LAB ON (B)(6) 2023 FOR DAT TESTING. RESULTS ARE POLY DAT:3+, MONO IGG DAT: 0 AND MONO C3 DAT: 3+. AUTOCOLD ANTIBODY. UNDERLYING ALLOANTIBODIES WERE EXCLUDED BY LISS-AHG TECHNIQUE. CUSTOMER REPEATED SAMPLE COLLECTED ON 7/26/23 BY TUBE METHOD USING COMPETITOR ANTI-IGG,-C3D; POLYSPECIFIC (MURINE MONOCLONAL) RESULTS 3+ PATIENT WAS TRANSFUSED WITH 1 RBC ON (B)(6) 2023, 3 RBC'S ON (B)(6) 2023, AND 1 RBC ON (B)(6) 2023. ALL UNITS WERE TYPE SPECIFIC AND CROSSMATCH COMPATIBLE. CUSTOMER PROVIDED VISION ORDER REPORTS AND REFERENCE LAB REPORT. NEG QC AND POS QC FOR IGG PASSED FOR POLY GEL CARD EACH DAY OF USE. TSS DISCUSSED WITH CUSTOMER POLY GEL CARD QC SHOULD AL
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17627000 ↗MalfunctionAug 25, 2023False Negative Result; False Negative Result
REPORT 1 OF 4. MXP2545163 RA602917 PROBLEM STATEMENT AND DESCRIPTION: CUSTOMER CONTACTED TSS VIA EMAIL REPORTING FALSE NEGATIVE POLY DAT ON VISION, DAT TESTING PERFORMED BY MANUAL TUBE WAS POSITIVE AND DAT TESTING AT REFERENCE LAB WAS POSITIVE. PATIENT HAD 4 SAMPLES COLLECTED AND RUN ON THE VISION WITH POLY DAT AS NEGATIVE: (B)(6) 2023: SAMPLE ID :(B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID :(B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID (B)(6) DAT POLY NEG (B)(6) 2023: SAMPLE ID :(B)(6) DAT POLY NEG CUSTOMER SENT PATIENT SAMPLE TO REFERENCE LAB ON (B)(6) 2023 FOR DAT TESTING. RESULTS ARE POLY DAT:3+, MONO IGG DAT: 0 AND MONO C3 DAT: 3+. AUTOCOLD ANTIBODY. UNDERLYING ALLOANTIBODIES WERE EXCLUDED BY LISS-AHG TECHNIQUE. CUSTOMER REPEATED SAMPLE COLLECTED ON (B)(6) 2023 BY TUBE METHOD USING COMPETITOR ANTI-IGG,-C3D; POLYSPECIFIC (MURINE MONOCLONAL) RESULTS 3+ PATIENT WAS TRANSFUSED WITH 1 RBC ON (B)(6) 2023, 3 RBC'S ON (B)(6) 2023, AND 1 RBC ON (B)(6) 2023. ALL UNITS WERE TYPE SPECIFIC AND CROSSMATCH COMPATIBLE. CUSTOMER PROVIDED VISION ORDER REPORTS AND REFERENCE LAB REPORT. NEG QC AND POS QC FOR IGG PASSED FOR POLY GEL CARD EACH DAY OF USE. TSS DISCUSSED WITH CUSTOMER POLY GEL CARD QC SH
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 17626980 ↗
Sources and updates
- Device record: FDA GUDID, file dated Oct 13, 2026 · View this device in AccessGUDID ↗
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026 · each report above links to its original FDA record
- Recalls: FDA Medical Device Recalls, file dated Oct 16, 2026
- Page last rebuilt: Oct 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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