
Abbott IsoFlex Optim Pacing Lead | REF 1948
Abbott IsoFlex Optim pacing lead (REF 1948) — bipolar endocardial pacing lead featuring Optim insulation for enhanced durability and abrasion resistance.

The Boston Scientific FINELINE II Sterox Pacing Lead (REF 4473) is a bipolar endocardial pacing lead engineered for chronic cardiac stimulation and sensing. It incorporates steroid elution at the tip to help support stable pacing thresholds over time and is intended for use with compatible Boston Scientific (Guidant/CPI) pulse generators.
Key Features
- Bipolar configuration for focused sensing and pacing performance.
- Steroid-eluting tip (Sterox) designed to help mitigate acute and chronic threshold rise.
- FINELINE II lead body built for handleability and long-term implant performance.
- IS-1 connector standard for compatibility with conforming pulse generators.
- Active or passive fixation: Not specified in the located sources for this specific REF; verify with official product matrix prior to use.
- Lead length and lumen details: Not specified in the located sources; refer to manufacturer documentation.
Clinical Applications
- Chronic endocardial pacing and sensing in the right heart chambers as indicated by the implanting physician.
- Use with compatible implantable pulse generators for bradycardia management.
- Suitable for procurement by hospitals, cardiac catheterization labs, and electrophysiology departments stocking pacing system components.
Product Information
- Brand: Boston Scientific
- Product Line: FINELINE II Sterox
- Category: Pacemaker Leads
- REF / UPN: 4473
- Connector: IS-1 (standard for FINELINE II family; confirm with official specification sheet)
- Sterilization: Supplied sterile for single use; refer to IFU
- Storage and handling: Per manufacturer Instructions for Use
- Additional specifications: Not specified in the located sources; consult Boston Scientific product documentation prior to ordering.
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