Blazer Open-Irrigated Ablation Batch Catheter Product Usage: Open Irrigated ablation catheters, when used with a compatible Radiofrequency (RF) Controller and Irrigation Pump, are indicated for: Cardiac electrophysiological mapping Delivering diagnostic pacing stimuli RF ablation of sustained or recurrent type 1 Atrial Flutter in patients age 18 years or older Treatment of drug refractory, recurrent, symptomatic, paroxysmal atrial fibrillation (PAF) in patients age 18 years or older, when used with a compatible mapping system

Reason: Supplier had changed its resin sub-suppliers three (3) times without notifying BSC. These changes resulted in slight variations in resin material compositions which were not reflected in BSC s internal product documentation. Not approved in customer document.

Code information: Blazer Open Irrigated Ablation Catheter Material Number: M00496200, Batch: 20399570, Expiration Date: 3/13/2020 Batch: 21778776, Expiration Date: 2/21/2021 Batch: 22152470, Expiration Date: 5/21/2021 Batch: 22499259, Expiration Date: 8/13/2001 Material Number: M0049620N40 Batch::20413170, Expiration Date: 3/16/2020 Batch: 20809676, Expiration Date: 6/22/2020 Material Number: M0049620K20 Batch: 20403945, Expiration Date: 3/13/2020

Distribution pattern: Japan