Channel cleaning brushRecalls & reported problems across all models
Olympus Medical Systems Corp. · 2 models in the FDA device registry
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 93
- Deaths reported
- 0
- Injuries reported
- 1
- Recalls
- 0
We found 2 models of Channel cleaning brush by Olympus Medical Systems Corp. in the FDA's device registry (GUDID). Together they are named in 93 adverse event reports in the FDA's MAUDE database, received between Sep 4, 2019 and Sep 28, 2026 — classified as 1 injury, 92 malfunctions.
The most frequently reported specific device problem is “Break” (41 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. Widely used products collect more reports, so totals can't be used to compare products or estimate failure rates. Only reports that name a model's exact device identifier are counted. What reports can and can't tell you · How this data works
Reports received per month, all models
Most reported Channel cleaning brush problems
Device problems
- Break41
- Detachment of Device or Device Component16
- Failure to Clean Adequately8
- Device Reprocessing Problem7
- Fracture7
- Material Separation4
- Degraded3
- Material Fragmentation3
Patient problems
- No Clinical Signs, Symptoms or Conditions90
- No Consequences Or Impact To Patient2
- Foreign Body In Patient1
Channel cleaning brush models
2 models, most reported first. Each model has its own page with its reports, recalls and device details.
- Channel cleaning brush BW-20TACCESSORIES, CLEANING BRUSHES, FOR ENDOSCOPE90 reports
- Channel Cleaning Brush BW-15BACCESSORIES, CLEANING BRUSHES, FOR ENDOSCOPE3 reports
Recent Channel cleaning brush adverse event reports
The 15 most recent reports across all models, in the reporter's own words as published by the FDA.
MalfunctionSep 28, 2026Fracture; Difficult to Insert; Failure to Clean Adequately
The customer reported that the brush portion was detached, the brush portion became lodged inside the scope, involving an Olympus Channel Cleaning Brush. There was procedure involved. There was no patient injury or harm reported.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 50919236 ↗MalfunctionSep 22, 2026Residue After Decontamination
The customer reported that the subject device was sent in for a repair because the cleaning brush was fractured inside the device, however, after the repair and the subject device was returned to the hospital, the cleaning brush fell into the patient's body, involving an Olympus Channel cleaning brush. The issue was found during a colonoscopy diagnostic procedure. The intended procedure was completed with an Olympus back-up device. There was no procedure involved and there was no patient injury or harm reported.
Patient problems: Foreign Body In Patient
MAUDE report 50858137 ↗MalfunctionSep 22, 2026Break; Corroded; Crack; Fracture; Material Deformation
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 50849488 ↗MalfunctionSep 10, 2026Fracture
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 50703448 ↗MalfunctionMay 27, 2026Contamination
IT WAS REPORTED THE CHANNEL CLEANING BRUSH HAD A BLACK SUBSTANCE. THERE WERE NO REPORTS OF PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25299511 ↗MalfunctionMay 18, 2026Fracture; Loose or Intermittent Connection; Material Twisted/Bent
IT WAS OBSERVED THAT DURING THE DEVICE EVALUATION, THE CHANNEL CLEANING BRUSH EXHIBITED THE SPIRAL TUBE OF THE CLEANING BRUSH HAS MULTIPLE TRACES OF BENDING AND SPIRAL TUBE NEAR THE FRACTURE AREA WAS LOOSE. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25209902 ↗MalfunctionMay 18, 2026Fracture; Material Twisted/Bent
IT WAS OBSERVED THAT DURING THE DEVICE EVALUATION, THE CHANNEL CLEANING BRUSH EXHIBITED THE SPIRAL TUBE OF THE CLEANING BRUSH HAS MULTIPLE TRACES OF BENDING AND SPIRAL TUBE NEAR THE FRACTURE AREA WAS LOOSE. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25203911 ↗MalfunctionMay 8, 2026Fracture
IT WAS REPORTED THE CHANNEL CLEANING BRUSH HAD THE BRUSH WAS FRACTURED AND WAS STUCK INSIDE THE CHANNEL. THERE WERE NO REPORTS OF PATIENT INJURY OR HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25124896 ↗MalfunctionMay 5, 2026Device Reprocessing Problem; Microbial Contamination of Device
IT WAS REPORTED THAT THE CHANNEL CLEANING BRUSH TESTED POSITIVE FOR AN UNEXPECTED CONTAMINATION. THE ISSUE WAS FOUND DURING A ROUTINE CULTURE OF THE SCOPE. THE USER DID NOT REPORT ANY CONTAMINATION OR ANY OTHER SERIOUS DETERIORATION IN STATE OF HEALTH OF ANY PERSON, TO WHICH THE SCOPE COULD HAVE BEEN A CONTRIBUTORY CAUSE.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25084139 ↗MalfunctionMay 4, 2026Degraded
IT WAS OBSERVED THAT DURING THE DEVICE EVALUATION, THE ULTRASONIC CHANNEL CLEANING BRUSH EXHIBITED THE DAMAGED AREA WAS OBSERVED, AND THE ISSUE AT THIS TIME WAS DEFORMATION. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25073345 ↗MalfunctionMay 4, 2026Degraded
IT WAS OBSERVED THAT DURING THE DEVICE EVALUATION, THE CLEANING BRUSH EXHIBITED THAT THERE WERE NO CRACKS OR FRACTURES, AND THAT THE ISSUE WAS DEFORMATION. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25073158 ↗MalfunctionMay 1, 2026Difficult to Insert
IT WAS REPORTED THE CLEANING BRUSH HEAD WAS STUCK INSIDE THE ENDOSCOPE CHANNEL. THERE WERE NO REPORTS OF PATIENT INJURY OR HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25059806 ↗MalfunctionApr 29, 2026Break
IT WAS REPORTED THE CLEANING BRUSH, DUE TO STENT FALLING OFF AND CONCERNS ABOUT IT REMAINING INSIDE THE ENDOSCOPE CHANNEL. THE ISSUE WAS FOUND DURING A ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY, THERAPEUTIC PROCEDURE. THE INTENDED PROCEDURE WAS COMPLETED WITH AN OLYMPUS BACK-UP DEVICE. THERE WERE NO REPORTS OF PATIENT INJURY OR HARM.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 25031875 ↗MalfunctionApr 6, 2026Break; Failure to Clean Adequately
IT WAS OBSERVED THAT DURING THE DEVICE EVALUATION, THE CHANNEL CLEANING BRUSH EXHIBITED SPIRAL TUBE AT THE TIP OF THE CLEANING BRUSH IS LOOSE AND BENT, HAD MULTIPLE BENDING AND RESIDUAL DIRT WAS CONFIRMED. THERE WAS NO PATIENT INVOLVEMENT.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 24791180 ↗MalfunctionMar 5, 2026Fracture; Difficult to Remove
NO ADDITIONAL INFORMATION RECEIVED FROM THE CUSTOMER.
Patient problems: No Clinical Signs, Symptoms or Conditions
MAUDE report 24524809 ↗
Other Olympus Medical Systems Corp. products
- EVIS EXERA lll COLONOVIDEOSCOPE16 models · 15,013 reports · 7 recalls
- EVIS EXERA III GASTROINTESTINAL VIDEOSCOPE7 models · 13,448 reports · 7 recalls
- EVIS EXERA II ULTRASOUND GASTROVIDEOSCOPE9 models · 8,317 reports · 2 recalls
- EVIS EXERA III BRONCHOVIDEOSCOPE11 models · 6,060 reports · 16 recalls
- EVIS EXERA III XENON LIGHT SOURCE2 models · 6,694 reports
- EVIS EXERA III COLONOVIDEOSCOPE6 models · 6,117 reports · 5 recalls
- EVIS EXERA III DUODENOVIDEOSCOPE OLYMPUS TJF-Q190V2 models · 5,281 reports · 4 recalls
- HD CAMERA HEAD2 models · 5,217 reports
Sources and updates
- Models: FDA GUDID, file dated Oct 13, 2026. Models are grouped by the brand name the manufacturer registered.
- Adverse event reports: FDA MAUDE, file dated Oct 14, 2026
- 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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