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FDA recall, , Moderate risk

Pentax Medical Ultrasound Endoscopes and Water Bottle Assembly

Warnings were added to the instructions for use for ultrasound endoscopes and water bottle assembly.

What happened

Pentax of America Inc, located in Montvale, New Jersey, voluntarily initiated a recall of its Pentax Medical Ultrasound Endoscope and Pentax Medical Water bottle assembly after warnings were added to the instructions for use to ensure there is deaerated sterile water in the assembly prior to and during the procedure.

The recall began on September 9, 2026, and was added to the FDA's Enforcement Report on October 28, 2026. Distribution is worldwide, including US nationwide and international distribution.

The affected products include the ultrasound endoscope models EG36-J10UR, EG38-J10UT, EG34-J10U, EG-3870UTK, EG-3670URK, and EG-3270UK, as well as the water bottle assembly model OS-H5. Customers were notified by letter.

What to do

The FDA notice gives no instructions for this recall. FDA's general advice for medical device recalls:

  1. A device recall doesn't always mean you must stop using it: it may need to be checked, adjusted or fixed.
  2. Talk to your health care provider before you stop using it.

Is your bottle affected?

5 products

Compare the details below with your product and check the FDA notice to confirm whether it is affected.

A UDI-DI is the device identifier printed with the barcode on the device label.

  1. PENTAX Medical Water bottle assembly. Model Number. OS-H5.

    UDI-DI
    • 04961333219940
    • 04961333247486
    • 04961333251032
    • 04961333251049
    Lot code
    • Model No. OS-H5; UDI-DI: 04961333219940
    • 04961333251049; All Serial Numbers.
  2. PENTAX Medical Ultrasound Endoscope. Model Number. EG36-J10UR.

    UDI-DI
    • 04961333239573
    • 04961333239580
    • 04961333239597
    • 04961333239603
    • 04961333239627
    • 04961333248919
    • 04961333248926
    • 04961333248933
    • 04961333248957
    • 04961333252756
    Lot code
    • Model No. EG36-J10UR; UDI-DI: 04961333239573
    • 04961333252756; All Serial Numbers.
  3. PENTAX Medical Ultrasound Endoscope. Model Numbers. EG38-J10UT, EG34-J10U.

    UDI-DI
    • 04961333239474
    • 04961333239481
    • 04961333239498
    • 04961333239504
    • 04961333239528
    • 04961333252770
    • 04961333239672
    • 04961333239689
    • 04961333239696
    • 04961333239702
    • 04961333239726
    • 04961333248834
    • 04961333248841
    • 04961333248858
    • 04961333248872
    • 04961333248896
    • 04961333252732
    Lot code
    • 1. Model No. EG38-J10UT; UDI-DI: 04961333239474
    • 04961333252770; All Serial Numbers. 2. Model No. EG34-J10U; UDI-DI: 04961333239672
    • 04961333252732; All Serial Numbers.
  4. PENTAX Medical Ultrasound Endoscope. Model Numbers. EG-3870UTK, EG-3670URK.

    UDI-DI
    • 04961333237098
    • 04961333239344
    • 04961333226603
    • 04961333228409
    • 04961333254217
    • 04961333237104
    • 04961333225828
    • 04961333228423
    • 04961333237074
    • 04961333237081
    • 04961333226597
    • 04961333228362
    • 04961333254200
    • 04961333228386
    Lot code
    • 1. Model No. EG-3870UTK; UDI-DI: 04961333237098
    • 04961333228423; All Serial Numbers. 2. Model No. EG-3670URK; UDI-DI: 04961333237074
    • 04961333228386; All Serial Numbers.
  5. PENTAX Medical Ultrasound Endoscope. Model Number. EG-3270UK.

    UDI-DI
    • 04961333237050
    • 04961333237067
    • 04961333226580
    • 04961333254187
    • 04961333233793
    Lot code
    • Model No. EG-3270UK; UDI-DI: 04961333237050
    • 04961333233793; All Serial Numbers.

Recall details

Posted by FDA
Recall began
Status
Open
Sold in

Worldwide - US Nationwide and International distribution - Pending.

Recalled by
Pentax of America IncMontvale, New Jersey
Risk

Moderate risk

Using it may cause short-term health problems, or ones that treatment can reverse. Serious harm is unlikely.

FDA Class II recall · How risk is rated

FDA event number
99782
Recall numbers
Z-0306-2027 to Z-0310-2027
Recall type
Voluntary: Firm initiated
How the company first told customers
Letter

All recalls from Pentax of America Inc

Timeline

FDA's Enforcement Report is its public list of recalls; FDA posts a recall by adding it there.

  1. Pentax began the recall

  2. FDA posted the recall to its Enforcement Report and rated it Class II (moderate risk)

  3. Added to Recall Canary

  4. Summary updated

Summary by Recall Canary, written with AI · summary updated Oct 31, 2026 · primary source: U.S. Food and Drug Administration (opens in a new tab)