Overview
The document provides detailed information about the Lead Locking Device (LLD) series, specifically the LLD EZ and LLD E models, designed for the removal of pacing or defibrillator leads. These devices offer stability, flexibility, and visibility, enhancing the lead removal process.

Specifications
The LLD EZ and LLD E models accommodate leads with inner lumen diameters ranging from 0.015” (0.38mm) to 0.023” (0.58mm). The LLD E model features a 31% longer working length (85cm) and a 12% smaller unlocked diameter compared to LLD #2, making it suitable for longer leads.

Design and Operation
The LLD devices feature a flexible platinum iridium tip for easy tracking through curved leads and damaged lumen points. They include a radiopaque marker for enhanced visibility under fluoroscopy. The devices provide stable traction by locking along the entire contacted lead lumen, with a 100% lock success rate in leads with undamaged lumens.

Comparisons
The document compares various LLD models and the Cook® Liberator®. Key differences include locking range, working length, and tensile strength. The LLD EZ and LLD E models offer a low-profile loop handle and are packaged with a clearing stylet.

Safety Information
The LLD is intended for use in patients suitable for transvenous removal of chronically implanted leads. Contraindications include situations where emergency thoracotomy cannot be performed, fluoroscopy is unavailable, or the superior venous approach is not feasible. The device is for single use only and should be manipulated under fluoroscopic observation.

Warnings
Use of the LLD requires the availability of the Spectranetics Laser Sheath or other lead removal tools. It should only be used by experienced physicians in institutions with emergency cardiac surgical capabilities. The document warns against using excessive traction forces and highlights the importance of immediate surgical assistance if complications arise during extraction.

Contact Information
The document provides contact details for Spectranetics Corporation and its international offices for further inquiries.