Biomechanical effect of bone cement augmentation on rotational stability and pullout strength of the proximal femur nail. To achieve rotational and angular stability, in 2004, the proximal femoral nail antirotation pfna device, one of the thirdgeneration intramedullary implants pfna. In acidic form it is a highly reactive strong acid. United states attorney eastern district of pennsylvania. The synthes proximal femoral nail antirotation pfna is unique because it is the only proximal femoral intramedullary nail which employs a helical blade in lieu of a lag screw. The nail design has been well proven in over 450 000 cases performed with the pfn and pfna. Pfna, designed by ao in 2004, is an intramedullary device with a helical blade rather than a screw for better purchase in the femoral head 2, 3. Pfna nail optimal fit the anatomical design guarantees an optimal fit in the femur. Posterior lumbar interbody fusion plif instruments.
Depuy synthes impactor for pfna proximal femoral nail anti. Craniomaxillofacial cmf depuy synthes cmf offers a comprehensive portfolio of products to treat. Proximal femoral nail antirotation surgical technique depuy synthes. In the synthes pfna technique guide, it underlines removing and replacing the blade if it cannot be locked intraoperatively. Delivering a comprehensive range of power instrument systems, reamers and saws to meet a broad spectrum of clinical needs. Closed reduction was performed, with the patient supine on the orthopedic table, under fluoroscopic control. The proximal femoral nail antirotation pfna, synthes gmbh, umkirch, germany is a current intramedullary device of the third generation including a helical blade, which seems to provide additional anchorage in the femoral head, especially in osteoporotic bone.
Based on data from more than twodozen published studies, the trigen intertan intertrochanteric antegrade nail allows patients to experience. Proximal femoral nail pfn are used to fix pertrochanteric, intertrochanteric, high subtrochanteric and transcervical fractures of the femur. Osteosynteza zlomenin horniho konce diafyzy femuru pomoci pfnlong osteosynthesis of hip and femoral shaft fractures using the pfnlong t. Pfna nail surgical technique animation created by kems studio. Synthes long proximal femoral nails pfn, pfnapfnaii and tfn. Synthes gmbh is recalling its impactor for pfna blade following complaints that the handle detached from the shaft of the device due to a weld failure. Pdf treatment of reverse oblique trochanteric femoral fractures is still challenging. Pfna is used as surfactant for the production of the fluoropolymer polyvinylidene fluoride. Anatomy of the medial femoral circumflex artery and its surgical implications. Depuy synthes impactor for pfna proximal femoral nail antirotation blade. Proximal femoral nail antirotation in treatment of fractures.
Osteosynteza zlomenin horniho konce diafyzy femuru pomoci pfn. If any disagreement occurred, another orthopedic surgeon made the final decision. Intertan nail versus proximal femoral nail antirotation. Helical blade compression failure occurred during pfna implantation. A total of 1033 patients were treated surgically with the same single helical blade cmn system depuy synthes pfna. The pfna augmented proximal femoral nail antirotation, synthes inc. Proximal femoral nail antirotation technique guide pfna. Aug 17, 2017 manufactured by synthes gmbh recall due to risk of infection from cracked weld of the handle. Pfna depuy synthes pdf catalogs technical documentation. Pfna is useful for the treatment of osteoporotic proximal femoral fractures, and our initial experience suggest that it has low implantrelated complications. Manufactured by synthes gmbh recall due to risk of infection from cracked weld of the handle.
Pfna nail optimal fit the anatomical design guarantees an optimal. Should the tipapex distance tad rule be modified for the. Comparison of proximal femoral nail antirotation pfna. Zimmer, warsaw, indiana in the treatment of comminuted proximal femoral fractures. Pfna blade rotational and angular stability achieved with one single element compaction of cancellous bone inserting. Trigen intertan intertrochanteric antegrade nail smith. Biomechanical evaluation of bonecement augmented proximal. Proximal femoral nail antirotation in treatment of. Furthermore, the results ofthe primary treatment of osteoporotic proximal femur fractures are promising. The pfna augmented in revision surgery of proximal femur. May 31, 2014 examples include the gamma nail strykerhowmedica, the intramedullary hip screw smith and nephew richards, the proximal femoral nail synthes and the ace trochanteric nail depuy orthopaedics.
The optimal blade tip placement is not known for the pfna. The purpose of our study was to compare the proximal femoral nail antirotation pfna. The nail is 170 mm long, and the proximal and distal diameters are 16. The surgery was prolonged due to the jamming of the implants.
K2241 12 idepuysynthes food and drug administration. This will enable us to successfully continue our project. The analysis of biomechanical properties of proximal femur. Should the tipapex distance tad rule be modified for. The standard implant for pfna was a nail of 200 mm in length and 11 mm in diameter whereas the gamma3 used was a 180 mm nail of 11 mm diameter. Depuy synthes impactor for pfna proximal femoral nail. Proximal femoral nail antirotation pfnatm fixation of.
The plif spacer can be used for posterior lumbar interbody fusion plif. Pdf proximal femoral nail antirotation in treatment of. However, it is able to be used with the pfna and pfna ii systems and is an option if your facility has this item available. Synthestech analytical chemistry laboratory synthestech. Treatment with helical blade cephalomedullary nail for two. Several distal locking options static or dynamic locking can. Pdf comparative study of the proximal femoral nail. Request pdf the new proximal femoral nail antirotationasia. Depuy synthes is a global leader in orthopaedic trauma devices for internal and external fixation. The blade was impacted in the cancellous bone of the femoral head and rotation was locked by 5 mm controlled compression. Fracture fixation used the titanium pfna nail synthes, etupes, france. Nov 17, 2011 proximal femoral nail antirotation pfna versus pfna augmentation the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. The best surgical strategy for extracapsular proximal femoral fractures pffs is controversial in the elderly. The ao is a medicallyguided, notforprofit organization, a global network of surgeons, and the worlds leading education, innovation, and research organization specializing in the surgical treatment of trauma and musculoskeletal disorders.
A biomechanical evaluation of proximal femoral nail antirotation with. Comparison of proximal femoral nail antirotation pfna with. Afn standard antegrade femoral nail afn from the synthes. Hong kong issues alerts for blade impactor, catheter.
Examples include the gamma nail strykerhowmedica, the intramedullary hip screw smith and nephew richards, the proximal femoral nail synthes and the ace trochanteric nail depuy orthopaedics. Every effort is made to keep this listing as accurate and current as possible. Hip fracture fixation femur, proximal biomet holland nail implant 285. Furthermore, reuse or reprocessing of singleuse devices may create a risk of contamination e. A 28yearold woman with a comminuted proximal femoral fracture a. The aoasif proximal femoral nail antirotation pfna.
Proximal femoral nail antirotation in treatment of fractures of proximal femur. Emanuel gautier, katharine ganz, nathalie krugel, thomas gill, reinhold ganz the journal of bone and joint surgery, vol. Entry point soft tissue damage in antegrade femoral nailing. Pdf unstable proximal femoral fractures are common and challenging for the orthopaedic. This helps to create an improved environment for bone healing, accelerating the patients return to previous mobility and function.
However, it is able to be used with the pfna and pfna ii systems and is an option if your facility has this item. Surgery was performed according to the standard protocol for pfna synthes gmbh, switzerland or gamma3 stryker, mahwah, nj, usa based on the manufacturers instructions. Df systems in the treatment of proximal femoral fractures. After autobone grafting for nonunion 4 months after fi xation, fracture union occurred at 1 year c. Proximal femoral nail antirotation pfna versus pfna augmentation the safety and scientific validity of this study is the responsibility of the study sponsor and investigators. We are a liquidator of sutures and other surgical items from ethicon, covidien autosuture, synthes, stryker, arthrex and are able to pass our savings on to you. Comparison of proximal femoral nail antirotation blade and. Since 2006, our depuy synthes companies international organization has supported open arms malawi, providing housing, food and funds to the children of malawi impacted and orphaned by hivaids. Synthes, paoli, pennsylvania with a reconstruction nail recon. Sitting was allowed from the first postoperative day, and weight. United states attorney eastern district of pennsylvania 615 chestnut street suite 1250 philadelphia, pennsylvania 191064476 215 8618200 for immediate release october 4, 2010 international medical device maker agrees to plead guilty in connection with shipments of adulterated and misbranded bone cement products as part of unlawful clinical. Mechanical failures after fixation with proximal femoral nail. To compare the effects of proximal femoral nail antirotation blade pfna and reverse less invasive stabilization system.
Instructions for use intramedullary nailing implants. Sixteen cases of 500 extracapsular proximal femoral fracture patients met the definition 3. The pfna impactor is part of the pfna and pfna ii systems used. Elbow plating system is a comprehensive system designed to address fractures around the elbow. In 2004, the aoasif group developed the proximal femoral nail antirotation pfna to improve the rotational and angular stability with one single element. Apr 04, 2018 i am happy to inform that we have fully equiped the first part of our laboratory with the most advanced analytical chemistry equipment. Biomechanical comparison of anterior and direct lateral interbody fusion with supplemental instrumentation author. Shortterm followup results from previous studies 1 3 have shown that the intertan nail it smithnephew, memphis, tn is superior to the proximal femoral nail antirotationasia pfna ii synthes, solothurn, switzerland for treatment of intertrochanteric femoral fractures iffs in patients with osteoporosis. Comparison of the reconstruction trochanteric antigrade. All soft tissue structures were removed from the bones after defrosting them to room temperature for 24 hours. The proximal femoral nail antirotation, known as the pfna, is an intramedullary implant for the treatment of unstable trochanteric femoral.
The blade and nail were eventually removed and replaced with an alternative product. In five cases revision surgery was performed because of a loosening of the femoral neck implant, in two cases because of a pseudarthrosis, in two cases because of an implant failure and in one case because of a new fracture with the implant being in situ summarized. Biomechanical evaluation of bonecement augmented proximal femoral nail antirotation blades in a polyurethane foam model with low density article in clinical biomechanics bristol, avon 271. The synthes proximal femoral nail antirotation pfna is unique because it is the only. Pdf treatment of reverse oblique trochanteric femoral. All those patients were treated surgically with the same single helical blade cmn system depuy synthes pfna asian.
In the commercial product surflon s111 cas 72968388 it is the primary compound present by weight. Among the intramedullary devices, proximal femur nailing antirotation pfna synthes inc. Proximal femoral nail pfna nail the anatomical design guarantees an optimal fit in the femur. New advanced nailing system from depuy synthes companies. Instabile pertrochantare frakturen aoklassifikation 31a2, 31a3, subtrochantare femurfrakturen aoklassifikation 32a1, schaftfrakturen im proximalen femurdrittel. Matejka klinika ortopedie a traumatologie pohyboveho ustroji fn, plzen abstract purpose of the study. The pfna blade claims to compact the cancellous bone to provide increased stability and this has been biomechanically proven to retard rotation and varus collapse. Read comparison of the reconstruction trochanteric antigrade nail tan with the proximal femoral nail antirotation pfna in the management of reverse oblique intertrochanteric hip fractures, injury on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Oberdorf, switzerland is a recently developed intramedullary fixation device which.
Comparative study of the proximal femoral nail antirotation versus the reconstruction nail in the treatment of comminuted proximal femoral fracture. Between 2003 and 2010, twentythree consecutive patients with aoorthopaedic trauma association 31a3 fractures combined with proximal 32 fractures who had a. Between june 2007 and october 2009, 41 proximal femoral fractures were treated, 22 with pfna group a and 19 with reverse liss. A total of 32 patients had excellent or good outcome, and 2 patients had satisfactory outcome and none had poor outcome. Trigen intertan clinical evidence your patients can enjoy life after hip fracture. The pfnaii long additionally allows for secondary dynamization. Proximal femoral nail antirotation surgical technique pfna. Fixation with the recon nail zimmer, warsaw, indiana b. Synthes products supplied in a nonsterile condition must be cleaned and. Each of these nails allow compression over the nail\blade with the intramedullary stability. Depuy synthes companies personnel will often travel with the mission volunteers to support their work as well. Hong kongs department of health issued safety alerts for synthes gmbhs pfna blade impactor, boston scientifics imager ii angiographic catheter and express ld biliary stent. Synthes oberdorf, switzerland, was developed by the aoasif group. Pdf should the tipapex distance tad rule be modified for the.
Pfnaii nail several distal locking options static or dynamic locking can be performed via the aiming arm with pfnaii standard, small and xs. Proximal femoral nail antirotation technique guide 3 approach. In its conjugate base form as a salt it is stable and commonly ion paired with ammonium. The optimal tipapex distance is 25 mm or less for a dynamic hip screw. Depuy synthes ecatalog valid globally, except for usa and canada. The purpose of this study is to evaluate whether patients with trochanteric fractures being treated with a proximal femoral nail antirotation pfna and augmentation can better be mobilized than patients without augmentation. Proximal femoral nail antirotation pfna versus pfna. Gleichseitige ausgepragte coxarthrose, frakturen im wachstumsalter mit. The companys filing status is listed as active and its file number is 4711795. Comparing weight bearing after intramedullary fixation. Oct 17, 20 the synthes proximal femoral nail antirotation pfna is unique because it is the only proximal femoral intramedullary nail which employs a helical blade in lieu of a lag screw. Biomechanical comparison of anterior and direct lateral.
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