Microtainer® K2E Blood Collection Tubes 365975Recalls & reported problems

Summary

The FDA's MAUDE database contains 5 adverse event reports that list this exact device (DI 30382903659754), received between Sep 10, 2024 and Jan 15, 2026 — classified as 5 malfunctions.

The most frequently reported specific device problem is “Device Ingredient or Reagent Problem” (4 reports).

2 other recalls cover devices cleared under the same FDA submission (K940905); they may or may not involve this specific model.

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 18, 2026.

Most reported problems

Recent adverse event reports

The 5 most recent of 5 reports, in the reporter's own words as published by the FDA.

• MalfunctionJan 15, 2026Device Ingredient or Reagent Problem

  REPORT 1 OF 4, IT WAS REPORTED WHILE USING MICROTAINER® K2E BLOOD COLLECTION TUBES, AN UNSPECIFIED NUMBER OF TUBES EXHIBITED MORPHOLOGY IN RED CELLS PRESENTING AS BURR CELLS. NO ADVERSE IMPACT WAS REPORTED REGARDING THE PATIENT OR USER.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24087026 ↗
• MalfunctionJan 15, 2026Device Ingredient or Reagent Problem

  REPORT 4 OF 4: IT WAS REPORTED WHILE USING MICROTAINER® K2E BLOOD COLLECTION TUBES, AN UNSPECIFIED NUMBER OF TUBES EXHIBITED MORPHOLOGY IN RED CELLS PRESENTING AS BURR CELLS. NO ADVERSE IMPACT WAS REPORTED REGARDING THE PATIENT OR USER.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24087024 ↗
• MalfunctionJan 15, 2026Device Ingredient or Reagent Problem

  REPORT 3 OF 4: IT WAS REPORTED WHILE USING MICROTAINER® K2E BLOOD COLLECTION TUBES, AN UNSPECIFIED NUMBER OF TUBES EXHIBITED MORPHOLOGY IN RED CELLS PRESENTING AS BURR CELLS. NO ADVERSE IMPACT WAS REPORTED REGARDING THE PATIENT OR USER.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24087023 ↗
• MalfunctionJan 15, 2026Device Ingredient or Reagent Problem

  REPORT 2 OF 4, IT WAS REPORTED WHILE USING MICROTAINER® K2E BLOOD COLLECTION TUBES, AN UNSPECIFIED NUMBER OF TUBES EXHIBITED MORPHOLOGY IN RED CELLS PRESENTING AS BURR CELLS. NO ADVERSE IMPACT WAS REPORTED REGARDING THE PATIENT OR USER.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24087021 ↗
• MalfunctionSep 10, 2024Coagulation in Device or Device Ingredient; Coagulation in Device or Device Ingredient

  IT WAS REPORTED WHILE ANALYZING BLOOD SAMPLES COLLECTED IN BD MICROTAINER® K2E TUBES, THE BLOOD SAMPLES COAGULATED. THIS OCCURRED TEN (10) TIMES. THE BLOOD SAMPLES WERE RECOLLECTED. THERE WAS NO REPORT OF ADVERSE IMPACT TO PATIENTS OR USERS.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 20180396 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under K940905. One submission often covers many models, so check the product and lot details in each record.

• Z-1603-05 · Aug 20, 2004 · Terminated
  BD Vacutainer Microtainer Serum tubes (with or without gel).
• Z-0447-03 · Oct 16, 2002 · Terminated
  Microtainer Brand Tube with EDTA (K2), Catalog Number 365974.