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Zilver 635 G23812Recalls & reported problems

Cook Ireland Ltd · Zilver 635 Biliary Stent, Expandable Metal Biliary Stent System · Class 2 · Implant

All models of Zilver 635 (55)

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 10827002238128), received between Oct 20, 2020 and Mar 16, 2022 — classified as 4 malfunctions.

The most frequently reported specific device problem is “Break” (3 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.

Most reported problems

Device problems

  • Break3
  • Activation, Positioning or Separation Problem2
  • Dent in Material1
  • Insufficient Device Problem Information1
  • Material Separation1
  • Material Twisted/Bent1

Patient problems

  • No Clinical Signs, Symptoms or Conditions3
  • No Known Impact Or Consequence To Patient2
  • Insufficient Information1

Recent adverse event reports

The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.

  • MalfunctionMar 16, 2022Break; Activation, Positioning or Separation Problem; Insufficient Device Problem Information; Break; Activation, Positioning or Separation Problem; Insufficient Device Problem Information

    AS REPORTED TO CUSTOMER RELATIONS VIA PHONE CONVERSATION "WENT TO DEPLOY THE STENT, IT WOULD NOT DEPLOY. A NEW G23812-ZILBS-635-6-12 WAS OPENED AND USED TO COMPLETE THE PROCEDURE SUCCESSFULLY." DID ANY UNINTENDED SECTION OF THE DEVICE REMAIN INSIDE THE PATIENT¿S BODY? - NO. PLEASE DESCRIBE THE OBJECT AND HOW IT WAS RETRIEVED: DID THE PATIENT EXPERIENCE A DELAY OR REQUIRE ANY ADDITIONAL PROCEDURE DUE TO THIS OCCURRENCE? - NO. PLEASE SPECIFY DELAY OR ANY ADDITIONAL PROCEDURE(S) AND PROVIDE DETAILS: HAS THE COMPLAINANT REPORTED ANY ADVERSE EFFECTS ON THE PATIENT DUE TO THIS OCCURRENCE? - NO. HAS THE COMPLAINANT REPORTED THAT THE PRODUCT CAUSED OR CONTRIBUTED TO THE ADVERSE EFFECTS? - NO. PLEASE SPECIFY ADVERSE EFFECTS AND PROVIDE DETAILS. 3.2.13 ARE IMAGES OF THE DEVICE OR PROCEDURE AVAILABLE? N/A. 3.2.14 AT WHAT STAGE OF THE PROCEDURE DID THE COMPLAINT OCCUR? UNPACKING OR PREPARATION, INSERTION, DURING STENT PLACEMENT, REMOVING THE INTRODUCER POST STENT PLACEMENT? - DURING STENT PLACEMENT. 3.2.15 WAS A SPHINCTEROTOMY PERFORMED PRIOR TO USE OF THE STENT DEVICE? - YES. 3.2.16 WAS BALLOON DILATION PERFORMED PRIOR TO USE OF THE STENT DEVICE? - NO. 3.2.17 WHAT WAS THE LENGTH AND DIAMETER

    Patient problems: No Clinical Signs, Symptoms or Conditions

    MAUDE report 13788590 ↗
  • MalfunctionApr 13, 2021Break; Dent in Material; Break; Dent in Material

    PER REP - (B)(6) 2021 - THE DEVICE DID NOT DEPLOY. ADDITIONAL INFORMATION HAS BEEN REQUESTED BUT NONE HAS BEEN RECEIVED TO DATE. NO ADVERSE EFFECTS TO THE PATIENT REPORTED CURRENTLY.

    Patient problems: Insufficient Information

    MAUDE report 11654439 ↗
  • MalfunctionNov 3, 2020Break; Material Separation; Break; Material Separation

    SUPPLEMENTAL REPORT IS BEING SUBMITTED DUE TO A CORRECTION MADE TO THE FILE. THE RISK ASSESSMENT HAS BEEN UPDATED.

    Patient problems: No Clinical Signs, Symptoms or Conditions; No Known Impact Or Consequence To Patient

    MAUDE report 10776735 ↗
  • MalfunctionOct 20, 2020Activation, Positioning or Separation Problem; Material Twisted/Bent; Activation, Positioning or Separation Problem; Material Twisted/Bent

    THE INVESTIGATION WAS CONCLUDED ON THE 19-MAR-2021, THIS SUPPLEMENT REPORT IS BEING SUBMITTED TO INCLUDE THE INVESTIGATION CONCLUSIONS WITHIN SECTION H.

    Patient problems: No Clinical Signs, Symptoms or Conditions; No Known Impact Or Consequence To Patient

    MAUDE report 10706539 ↗

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Sources and updates

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