WEB Aneurysm Embolization System W4-5-SRecalls & reported problems
Sequent Medical, Inc. · WEB 21 SLS 5 · Class 3 · Implant
All models of WEB Aneurysm Embolization System (12)
Data updated Oct 16, 2026 from official FDA records · Editorial policy
- Adverse event reports
- 1
- Deaths reported
- 1
- Injuries reported
- 0
- Recalls naming it
- 0
Summary
The FDA's MAUDE database contains 1 adverse event report that list this exact device (DI 00854111006013), received between Nov 8, 2019 and Nov 8, 2019 — classified as 1 death.
The most frequently reported specific device problem is “Retraction Problem” (1 report).
1 other recall cover devices cleared under the same FDA submission (P170032); they may or may not involve this specific model.
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 16, 2026.
Most reported problems
Device problems
- Retraction Problem1
Patient problems
- Death1
- Hemorrhage, Cerebral1
- Rupture1
Recent adverse event reports
The 1 most recent of 1 reports, in the reporter's own words as published by the FDA.
DeathNov 8, 2019Retraction Problem; Retraction Problem
IT WAS REPORTED THAT TREATMENT WAS PERFORMED FOR AN UNRUPTURED ANTERIOR COMMUNICATING ARTERY ANEURYSM. THE VESSEL WAS REPORTED TO BE TORTUOUS. AN ATTEMPT WAS MADE TO RETRACT THE WEB DEVICE INTO THE VIA MICROCATHETER FOR REPOSITIONING IN THE ANEURYSM. ADDITIONAL FORCE WAS REQUIRED TO RECAPTURE THE WEB INTO THE VIA DUE TO THE VESSEL TORTUOSITY AND THE ANGLE OF THE MICROCATHETER IN RELATION TO THE PROXIMAL MARKER OF THE WEB DEVICE. AT THE TIME THE WEB WAS WITHDRAWN INTO THE VIA, THE VIA "JUMPED" FORWARD. THE MICROCATHETER WAS PULLED BACK AND AN ANGIOGRAPHY RUN DEMONSTRATED CONTRAST EXTRAVASATION FROM THE ANEURYSM. HEPARIN WAS REVERSED AND PROTAMINE WAS ADMINISTERED. THE VIA AND WEB WERE REMOVED TOGETHER, A NEW MICROCATHETER WAS PLACED, AND THREE (3) EMBOLIZATION COILS WERE IMPLANTED IN THE ANEURYSM, WHICH STOPPED THE BLEEDING; HOWEVER, THE PATIENT DEVELOPED INTRACRANIAL HYPERTENSION DURING THE PROCEDURE, AND BOTH PUPILS WERE NOTED TO BE DILATED AND UNRESPONSIVE. AN EXTERNAL VENTRICULAR DRAIN (EVD) WAS PLACED AND THE PATIENT WAS ADMITTED TO THE ICU. THE PATIENT NEVER REGAINED CONSCIOUSNESS AND DIED FOUR DAYS LATER. THE CAUSE OF DEATH WAS DETERMINED BY THE PHYSICIAN TO BE "HIGH INTRACRA
Patient problems: Death; Hemorrhage, Cerebral; Rupture
MAUDE report 9298617 ↗
Recalls under the same FDA submission
These recalls involve devices cleared under P170032. One submission often covers many models, so check the product and lot details in each record.
- Z-0170-2023 · Sep 21, 2022 · Open, ClassifiedWEB Detachment Controller, REF: WDC-2, WDC, MV-WDC2. Component of WEB Aneurysm Embolization System.
Other Intrasaccular Flow Disruption Device devices
- WEB Detachment Controller WDC-2-MVIMicrovention, Inc. · Intrasaccular Flow Disruption Device1 recall0 reports
- WEB W5-4-2-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device1 death23 reports
- WEB 17 SL 6x2 W5-6-2-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device1 death20 reports
- WEB W5-5-2-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device20 reports
- WEB W5-4.5-2-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device19 reports
- WEB W5-7-3-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device1 death16 reports
- WEB W5-6-3-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device1 death15 reports
- WEB W5-5-3-MVI-3Microvention, Inc. · Intrasaccular Flow Disruption Device14 reports
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 16, 2026. Data downloaded through openFDA, which notes it is not validated for clinical or regulatory use.
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