Reversed Femoral Gama Intramedullary Nail Instrument Set – 28-Piece Stainless Steel Orthopedic Set

The Reversed Femoral Gama Intramedullary Nail Instrument Set is a 28-piece stainless steel orthopedic instrument set specifically engineered to support the insertion, fixation, and removal of reversed femoral and gamma-type intramedullary nails used in the surgical management of proximal femoral fractures, including intertrochanteric, subtrochanteric, and reverse oblique fracture patterns. The set includes all instrumentation required from medullary canal preparation through distal interlocking screw placement, supplied in a labeled aluminium storage and sterilization box. It is used by orthopedic trauma surgeons, musculoskeletal surgeons, and scrub technicians in hospital operating rooms, trauma centers, and orthopedic specialty facilities. Sold as 1 complete set.

Reversed Femoral Nail Technique: Retrograde Entry and Proximal Fixation Geometry

The reversed femoral intramedullary nail is distinguished from conventional antegrade gamma nails by its entry point and proximal fixation geometry. In a reversed or retrograde configuration, the nail is inserted through a distal entry portal — typically via the intercondylar notch or a supracondylar approach — and driven proximally up the femoral medullary canal. This technique is selected in cases where antegrade nailing through the piriformis fossa or greater trochanteric entry point is contraindicated, impractical due to patient positioning constraints, or when simultaneous ipsilateral tibial nailing is required. The instrument set is designed to accommodate the biomechanical and anatomical demands of this approach, with guide drills, reamers, and targeting components configured for the proximal femoral locking geometry specific to gamma-type implants. The three guide drill and sleeve assemblies provided allow progressive canal preparation at the proximal, mid-shaft, and distal nail zones without instrument exchange delays. The T-shaped handle, universal joint, and guide rod components together form the driving and targeting system that maintains nail alignment along the femoral axis during insertion, which is critical for achieving correct rotational alignment and avoiding varus or valgus malpositioning of the implant.

Surgical Application: Proximal Femoral Fracture Fixation with Gamma Nail Systems

Gamma intramedullary nail systems are the standard of care for unstable intertrochanteric and peritrochanteric femoral fractures in adult patients, offering load-sharing fixation that permits early weight-bearing compared to extramedullary devices. The reversed configuration within this set addresses specific fracture geometries — particularly reverse oblique and high subtrochanteric patterns — where conventional lag screw trajectory and proximal locking mechanics of standard antegrade gamma nails are biomechanically disadvantaged. The instrument set supports all operative phases: initial canal access using the guide rod and reamers (available in diameters φ9, φ10, φ11, φ12, and φ13.5 mm) for progressive medullary canal preparation matching nail diameter; depth assessment using the depth gauge and wire depth gauge for accurate screw length selection; proximal lag screw or helical blade placement facilitated by the guider and drill bit assembly and the φ3.5 mm drill bit with limitator; and distal interlocking using the locking screwdrivers (hex configuration) and the location forcep and screw take-off forcep for screw retrieval and positioning. The impactor and extractor component supports both nail advancement and, when required, staged or planned nail removal during revision procedures.

Instrument Set Composition and Precision Engineering

The 28-instrument set is manufactured from stainless steel throughout, with each component dimensioned and toleranced for compatibility with gamma-type femoral nail implant systems. The three guide drill and sleeve assemblies are calibrated to different canal preparation stages, preventing step-off and ensuring coaxial drilling along the planned nail trajectory. The reamers are provided at three size combinations — φ13.5 mm single; φ10 and φ12 mm dual; φ9, φ11, and φ13 mm triple — enabling stepwise canal enlargement from the smallest starting diameter upward without replacing the entire reamer assembly between passes. The forcing cones (two supplied) facilitate nail introduction into the reamed canal and aid in engaging the proximal locking guide. The open-end wrench, limitator wrench SW3, and L-shaped hex wrench SW5 provide the torque control required for locking screw insertion without over-tightening, which is a recognized cause of peri-implant stress concentration and screw breakage. Two Kirschner wires are included for provisional fracture reduction maintenance during nail insertion. All instruments are housed in a fitted aluminium box with labeled compartments, supporting sterile field organization and post-operative inventory verification.

Sterilization, Reusability, and Set Maintenance

All instruments in the Reversed Femoral Gama Intramedullary Nail Set are reusable and compatible with standard hospital sterilization protocols. Steam autoclave sterilization using pre-vacuum cycles at 134°C is the recommended method for routine reprocessing of the stainless steel components. The aluminium storage box should be verified for compatibility with the facility's sterilization equipment prior to use; where direct autoclave sterilization of the box is not indicated, instruments may be transferred to a sterilization tray or wrapped set for processing. Following each surgical use, all instruments — particularly the reamers, depth gauges, and guide drill sleeves — should undergo thorough manual pre-cleaning or ultrasonic processing to remove bone, fat, and blood from internal channels and threaded surfaces before terminal sterilization. Instrument pivot points, the universal joint, and the forcing cone interfaces should be inspected for wear, deformation, or dimensional change at each reprocessing cycle. The impactor and extractor should be examined for face deformation that could affect engagement with the nail end. The 1-year warranty covers manufacturing defects under normal reuse conditions.

CE Mark, ISO 13485, and FDA Certification for Orthopedic Instrument Procurement

The Reversed Femoral Gama Intramedullary Nail Instrument Set is manufactured under a quality management system certified to ISO 13485, the international standard governing the design, manufacture, and supply of medical devices and associated instrumentation. CE Mark certification confirms conformity with European Medical Device Regulation requirements for orthopedic surgical instrument sets distributed within the EU and associated regulatory territories. FDA compliance documentation is maintained for the United States market, supporting procurement by hospital systems, trauma centers, and group purchasing organizations operating under applicable US regulatory requirements. These certifications collectively satisfy the institutional procurement and tender requirements applicable in the USA, India, Pakistan, Vietnam, and international markets. Certificates of conformity, quality management system documentation, and instrument compatibility declarations are available upon request for vendor qualification and institutional tender submission purposes. OEM and custom-configured sets are available within the same certified manufacturing framework.

Product Specifications

Frequently Asked Questions

What is the Reversed Femoral Gama Intramedullary Nail Instrument Set and what procedures does it support?
This 28-piece instrument set is designed to support the full operative workflow for reversed femoral and gamma-type intramedullary nail insertion in the surgical fixation of proximal femoral fractures. The set covers every procedural phase from initial medullary canal access and reaming through nail insertion, proximal lag screw or helical blade targeting, depth measurement, locking screw insertion, and final torque application. Reversed or retrograde femoral nailing is indicated when the standard antegrade entry at the piriformis fossa or greater trochanteric tip is inaccessible due to patient anatomy, ipsilateral injury, or positioning constraints. The gamma nail design — characterized by a proximal cephalocervical lag element engaging the femoral head and neck — provides rotational stability and controlled collapse at the fracture site, facilitating load sharing and early rehabilitation. The instruments in this set are dimensionally compatible with gamma-type nail implant systems and are sized and configured to support the specific proximal locking geometry that distinguishes gamma nails from standard femoral reconstruction nails. The complete set, housed in a labelled aluminium box, supports efficient intraoperative workflow and instrument count verification.

Which fracture types and clinical indications are appropriate for this instrument set?
The Reversed Femoral Gama Intramedullary Nail Instrument Set is indicated for fracture patterns of the proximal femur where gamma nail fixation is the procedure of choice and where the reversed or retrograde nail insertion approach is selected. Primary indications include AO/OTA type 31-A2 and 31-A3 intertrochanteric fractures — particularly unstable, comminuted, and reverse oblique variants where extramedullary devices such as the dynamic hip screw are biomechanically disadvantaged. Subtrochanteric fractures classified as AO/OTA 32-A and pathological fractures involving the proximal femoral diaphysis with concurrent peritrochanteric involvement are additional indications. The reversed configuration is specifically selected when simultaneous ipsilateral tibial nailing is planned, when obesity or anatomical variation precludes reliable piriformis fossa entry, or when supine positioning cannot be maintained for antegrade nailing. The instrument set is also applicable during revision of failed extramedullary fixation — dynamic hip screw or blade plate — converted to intramedullary gamma nail fixation. Orthopedic trauma surgeons should verify implant system compatibility before selecting this instrument set for procurement.

How does the gamma nail instrument set differ from standard femoral or tibial intramedullary nail sets?
Gamma nail instrument sets are clinically and dimensionally distinct from standard femoral shaft nail sets and tibial nail sets in several key respects. The most significant difference is the proximal targeting and fixation system: gamma nails require a cephalocervical lag screw or helical blade directed into the femoral head at a fixed neck-shaft angle, typically 125° to 135°. This demands a dedicated guider and drill bit assembly calibrated to that trajectory, as well as a depth gauge specifically sized for femoral neck screw length measurement — both of which are included in this set but absent from standard shaft nail sets. The reamer range in gamma nail sets is also configured for the shorter nail lengths and different entry-portal geometry of proximal femoral fixation compared to full-length femoral shaft nailing, which requires reamers extending to the distal metaphysis. Standard tibial nail sets differ entirely in their proximal locking mechanics, entry-point targeting, and anatomical reference points, making them non-interchangeable with proximal femoral nail instrumentation. For procurement officers building a trauma tray system, the reversed femoral gamma nail set should be catalogued separately from long femoral nail and tibial nail instrument sets.

What sterilization methods are compatible with this instrument set?
All stainless steel instruments in the set are compatible with steam autoclave sterilization using standard pre-vacuum cycles at 134°C / 273°F, which is the recommended method for routine hospital reprocessing. The aluminium storage box should be confirmed as autoclave-compatible per the facility's sterilization equipment specifications prior to direct processing; when in doubt, instruments should be decanted into a sterilization tray or peel-pouch set for processing. Ethylene oxide and hydrogen peroxide plasma (e.g., STERRAD) sterilization are compatible with the stainless steel components for facilities requiring low-temperature protocols. Pre-cleaning of all instruments — particularly reamers, guide drill sleeves, and depth gauge channels — through manual brushing and ultrasonic bath processing is required prior to terminal sterilization to clear bone debris, fat, and blood from internal channels. Instrument pivot points and threaded interfaces should be lubricated with an instrument-grade lubricant compatible with the chosen sterilization modality after each reprocessing cycle.

What regulatory certifications does this instrument set carry?
The Reversed Femoral Gama Intramedullary Nail Instrument Set is manufactured under an ISO 13485-certified quality management system governing all production stages including raw material procurement, machining, assembly, quality inspection, and traceability documentation. CE Mark certification confirms conformity with European Medical Device Regulation requirements applicable to Class I reusable orthopedic surgical instrument sets distributed in EU and associated markets. FDA compliance documentation is maintained for United States distribution, satisfying the regulatory requirements applicable to reusable surgical instruments procured by US hospitals, trauma centers, and group purchasing organizations. All three certifications are recognized by institutional procurement offices in the USA, India, Pakistan, Vietnam, and across major international tender frameworks. Full certification documentation, declarations of conformity, and QMS records are available on request to support vendor qualification and tender submission processes.

Are bulk, institutional, or OEM orders available for this instrument set?
Yes. Peak Surgicals accepts institutional purchase orders for the Reversed Femoral Gama Intramedullary Nail Instrument Set with a minimum order quantity of 1 set, and volume pricing is available for hospitals, trauma centers, orthopedic group purchasing organizations, and medical device distributors placing multi-set orders. OEM manufacturing is available for buyers requiring private-label branding, modified set configurations — such as alternative reamer diameter ranges, additional instrument quantities, or custom box layouts — or implant-system-specific adaptations for compatibility with a particular gamma nail brand. All OEM orders are produced within the same ISO 13485-certified manufacturing framework, with full regulatory documentation provided. This set qualifies for free shipping on orders of $99 or more. Procurement officers and international distribution partners are encouraged to contact Peak Surgicals directly to discuss volume pricing structures, lead times, and OEM program requirements.