Water-resistant cap MH-553Recalls & reported problems
Olympus Medical Systems Corp. · "MH-553 WATER RESIST CAP 130,140,160,240" · Class 2
Data updated Oct 18, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 2
- Deaths reported
- 0
- Injuries reported
- 1
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 2 adverse event reports that list this exact device (DI 04953170286438), received between Mar 24, 2023 and May 20, 2024 — classified as 1 injury, 1 malfunction.
The most frequently reported specific device problem is “Break” (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
- Break1
- Leak/Splash1
Patient problems
- Insufficient Information1
- No Clinical Signs, Symptoms or Conditions1
Recent adverse event reports
The 2 most recent of 2 reports, in the reporter's own words as published by the FDA.
MalfunctionMay 20, 2024Break; Break
IT WAS REPORTED THAT THE WATER-RESISTANT CAP METAL PIN IS BROKEN OFF ON THE METAL ADAPTER. THE ISSUE OCCURRED DURING AN UNKNOWN EVENT. THERE WERE NO REPORTS OF PATIENT HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 19354501 ↗InjuryMar 24, 2023Leak/Splash; Leak/Splash
"THE CUSTOMER REPORTED TO OLYMPUS THAT DURING A THERAPEUTIC ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY (ERCP) SURGICAL PROCEDURE, WATER DAMAGE WAS FOUND DURING USE OF THE EVIS EXERA II DUODENOVIDEOSCOPE. THE ENDOSCOPE WAS INSPECTED PRIOR TO USE AND THE CUSTOMER REPORTED THAT WATER WAS INSIDE THE CAP DESIGNED TO PROTECT THE SCOPE FROM WATER. THE DEVICE WAS WORKING WHEN INITIAL PLUGGED IN, HOWEVER, THE PROCEDURE WAS ABORTED DUE TO THE LACK OF VISIBILITY WITH THE ENDOSCOPE. NO INFORMATION WAS PROVIDED IF THE PATIENT WAS UNDER ANESTHESIA AND IF THE PROCEDURE WAS EXTENDED DUE TO THE EVENT. THE PATIENT OUTCOME IS UNKNOWN. THIS COMPLAINT REQUIRES TWO REPORTS: (B)(6): TJF-Q180V. (B)(6): MH-553. THIS MEDWATCH REPORT IS FOR PATIENT IDENTIFIER: (B)(6).
Patient problems: Insufficient Information
MAUDE report 16616376 ↗
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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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