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Boston Scientific Corporation recalls WATCHMAN TruSeal Access System ANT, US, Material Number (UPN) M635TU70040; intended to provide vascular and transseptal

Recalled September 10, 2025 · FDA recall Z-2433-2025 · Boston Scientific

Hazard
Boston Scientific has identified a higher likelihood of air embolism events when procedures are performed without positive pressure-controlled ventilation. According to published literature and clinical data, in percutaneous procedures requiring transseptal access to the left atrium when conscious or deep sedation is used, patients have an approximately three-times higher risk (U.S. study) of negative left atrium pressure and air ingress. This risk is especially prevalent in patients with pre-existing low left atrial pressure, hypovolemia, and partial upper airway collapse. · FDA Class I
Units
340185 units in total
Sold at
Worldwide.

Description

Boston Scientific has identified a higher likelihood of air embolism events when procedures are performed without positive pressure-controlled ventilation. According to published literature and clinical data, in percutaneous procedures requiring transseptal access to the left atrium when conscious or deep sedation is used, patients have an approximately three-times higher risk (U.S. study) of negative left atrium pressure and air ingress. This risk is especially prevalent in patients with pre-existing low left atrial pressure, hypovolemia, and partial upper airway collapse.

Product
WATCHMAN TruSeal Access System ANT, US, Material Number (UPN) M635TU70040; intended to provide vascular and transseptal access for all WATCHMAN Left Atrial Appendage Closure Devices with Delivery Systems.
Manufacturer(s)
Boston Scientific Corporation

Source: U.S. Food and Drug Administration. Official recall notice on fda.gov →

Boston Scientific Corporation recalls WATCHMAN TruSeal Access System ANT, US, Material Number (UPN) M635TU70040; intended to provide vascular and transseptal | RecallWatchUSA