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Synthes TFN User Manual

Synthes TFN
84 pages
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TFN Titanium Trochanteric Fixation
Nail System. For intramedullary
fixation of proximal femur fractures.
Technique Guide
Instruments and implants
approved by the AO Foundation.
This publication is not intended for
distribution in the USA.

Table of Contents

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Synthes TFN Specifications

General IconGeneral
BrandSynthes
ModelTFN
CategoryMedical Equipment
LanguageEnglish

Summary

TFN Biomechanical Features

Resistance to Cut-out

Details the helical blade's enhanced resistance to migration and cut-out failure compared to standard screws.

Resistance to Varus Collapse

Explains how the system prevents rotational instability and bone collapse in the proximal femur.

Reduced Bone Removal

Highlights the helical blade's advantage in minimizing bone removal during insertion.

TFN AO Principles

Anatomic Reduction and Fixation

Covers achieving proper bone alignment, compression, and stable fixation.

Blood Supply Preservation

Explains how the percutaneous technique minimizes tissue damage and preserves vascularity.

Early Mobilization

Discusses how the system facilitates patient mobility and faster rehabilitation.

TFN Indications and Preoperative Planning

Indications for TFN System Use

Lists the types of proximal femur fractures the TFN system is intended for.

Preoperative Implant Selection

Guides users on selecting the correct nail length, diameter, and angle based on patient anatomy.

TFN Surgical Procedure: Open Proximal Femur

Patient Positioning and Preparation

Details patient positioning, determining neck angle, and identifying nail entry points.

Canal Preparation

Describes opening the medullary canal and reaming guidelines.

Nail Insertion

Explains the assembly and insertion of the TFN nail into the femoral canal.

TFN Proximal Locking

Verifying Nail Position

Details methods for confirming nail insertion depth and anteversion.

Helical Blade or Screw Insertion

Explains the process of inserting the proximal locking helical blade or screw.

Engaging Locking Mechanism

Describes how to engage the nail's internal locking mechanism for rotational control.

TFN Distal Locking

Distal Locking for Short Nails

Details the procedure for distal fixation using short TFN nails.

Distal Locking for Long Nails

Explains distal fixation techniques for long TFN nails using SureLock or freehand methods.

TFN Implant Removal

Disengaging the Locking Mechanism

Outlines steps to disengage the nail's locking mechanism prior to removal.

Extracting the Implant

Describes methods for removing the helical blade, screw, or the entire nail.

TFN Implant Catalog

TFN Nail Implants

Lists available short and long TFN nails, helical blades, neck screws, bolts, and end caps.

TFN Surgical Instruments

Lists all instruments and sets required for TFN procedures.

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