AW channel cleaning adapte MH-948Recalls & reported problems

Olympus Medical Systems Corp. · "MH-948 A/W CHANNEL CLEANING ADPTR -VIDEO" · Class 2

Data updated Oct 18, 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 04953170071355), received between Aug 21, 2024 and Jul 16, 2025 — classified as 4 malfunctions.

The most frequently reported specific device problem is “Failure to Clean Adequately” (2 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 18, 2026.

Reports received per month

Last 36 months. The most recent month may be incomplete.

Most reported problems

Device problems

Failure to Clean Adequately2
Device Reprocessing Problem1
Residue After Decontamination1

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.

MalfunctionJul 16, 2025Failure to Clean Adequately; Failure to Clean Adequately
IT WAS REPORTED THE SUBJECT DEVICE WAS POSSIBLY NOT DISINFECTED OR STERILIZED. THE ISSUE OCCURRED DURING REPROCESSING. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22518267 ↗
MalfunctionJun 26, 2025Failure to Clean Adequately; Failure to Clean Adequately
IT WAS REPORTED THE AIR/WATER CHANNEL CLEANING ADAPTER WAS USED AFTER BEING INCORRECTLY REPROCESSED. THE ISSUE WAS DISCOVERED DURING REPROCESSING. THERE WERE NO REPORTS OF PATIENT HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22335053 ↗
MalfunctionMay 13, 2025Residue After Decontamination; Residue After Decontamination
IT WAS REPORTED THE AIR/WATER CHANNEL CLEANING ADAPTER HAD FOREIGN MATERIAL. THERE WERE NO REPORTS OF PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 22014829 ↗
MalfunctionAug 21, 2024Device Reprocessing Problem; Device Reprocessing Problem
IT WAS REPORTED THE AIR/ WATER CHANNEL CLEANING ADAPTER EXHIBITED INAPPROPRIATE REPROCESSING. THE ISSUE OCCURRED DURING REPROCESSING. THERE WERE NO REPORTS OF PATIENT HARM
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 20021121 ↗

Device details

UDI-DI	`04953170071355`
Brand	AW channel cleaning adapte
Model	MH-948
Company	Olympus Medical Systems Corp.
Product code	FET · Endoscopic video imaging system/component, gastroenterology-urology
Class	Class 2
FDA submission	None listed
Implant	No
Rx / OTC	Prescription
Single use	No
Sterile	No
MRI safety	Labeling does not contain MRI Safety Information
Status	In Commercial Distribution
Record updated	Jan 16, 2023

Device type (GMDN): Luminal device flushing tubing set, reusable

A collection of devices which includes connection tubing intended to be fitted to a luminal device (e.g., catheter, endoscope channel, ophthalmic handpiece) to assist flushing the device lumen during a medical/surgical procedure, and/or to assist the washing, disinfection and/or sterilization of the lumen. In addition to tubing, the set includes connectors/valves to allow appropriate fluids (e.g., sterilant, disinfectant) and gases to flow through the device lumen. It may be used in conjunction with a syringe, device washer/disinfector, and/or water tap. This is a reusable device.

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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