WATER SUPPLY VALVE MD-744Recalls & reported problems
Olympus Medical Systems Corp. · "MD-744 UWS-1 water supply valve" · Class 2
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 1
- Deaths reported
- 0
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 1 adverse event report that list this exact device (DI 04953170064142), received between Jul 1, 2024 and Jul 1, 2024 — classified as 1 malfunction.
The most frequently reported specific device problem is “Improper Flow or Infusion” (1 report).
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.
Reports received per month
Most reported problems
Device problems
- Improper Flow or Infusion1
Patient problems
- No Clinical Signs, Symptoms or Conditions1
Recent adverse event reports
The 1 most recent of 1 reports, in the reporter's own words as published by the FDA.
MalfunctionJul 1, 2024Improper Flow or Infusion; Improper Flow or Infusion
IT WAS REPORTED THE WATER SUPPLY UNIT WAS USED TO INJECT WATER, BUT A THREE-WAY STOPCOCK WAS NOT PROPERLY CLOSED, CAUSING THE PATIENT¿S BODILY FLUIDS TO FLOW BACK INTO THE UNIT¿S TANK. THE PATIENT HAD HEPATITIS C, AND BLOOD WAS FOUND IN THE TANK, INDICATING CONTAMINATION. THE ISSUE OCCURRED DURING A DIAGNOSTIC GASTRODUODENAL ENDOSCOPY AND ULTRASOUND EXAMINATION. THE PROCEDURE WAS COMPLETED USING THE SAME SET OF EQUIPMENT. THERE WERE NO REPORTS OF PATIENT HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19645266 ↗
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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 18, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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