Jan 14, 2015 arthrex synergy arthroscopy backtable set up with ken keller st duration. Biomechanical study of the fixation plates for opening wedge. Osteotomy plate puddu plate and the tomofix plate failed under compression and torsional loads when the lateral cortex was injured, although. Longterm results and comparison of the three different high tibial osteotomy and fixation techniques in medial compartment arthrosis. Anterolateral biplanar proximal tibial openingwedge osteotomy. Biomechanical study of the fixation plates for opening. No previous studies have used a rigorous and systematic design. Sep 04, 2017 arthrex peekpower hto plate september 4, 2017 the first multidirectional angle stable hto plate made of carbon reinforced peek provides outstanding biomechanical properties, excellent biocompatibility and an anatomically adopted design. Saitomedial openingwedge high tibial osteotomy with use of porous hydroxyapatite to treat. High tibial osteotomy for the treatment of medial osteoarthritis of the knee with new ibalance system. Arthrex is secured along the medial cortex, with two 4.
Novel unidirectional porous hydroxyapatite used as a bone. Midterm outcome of openingwedge high tibial osteotomy. Patients were analysed for any complications and their. The system includes a plurality of bone plates of various sizes, and a calibrated wedge tool for opening a resected tibial wedge and determining the size plate to use in the osteotomy. However, the stability of a short plate such as puddu used in this procedure was not as effective as other long plates such as tomofix. The arthrex acp autologous conditioned plasma system allows for rapid and efficient concentration of platelets and growth factors from autologous blood for use at the treatment site. Bone plate system for proximal tibial osteotomy arthrex. Sixteen fourthgeneration tibial bone composites underwent a medial openwedge high tibial osteotomy hto according to standard.
Bellemansopening wedge distal femoral varus osteotomy using the puddu plate and calcium phosphate bone cement. Fiveyear changes in gait biomechanics after concomitant. Pdf medial opening wedge high tibial osteotmy hto is often used to treat. Bone plate system for opening wedge proximal tibial osteotomy. These plates are fixated using arthrex titanium locking 6. The titanium femoral opening wedge osteotomy plates provide a straight toothed option to aid in maintaining the osteotomy correction. All of the tibial opening wedge osteotomy plates were designed to work in conjunction with the standard opening wedge osteotomy instrument sets. Unique device identifier udi global enterprise labeling system gels newsroom. Its specific locking system provides immediate compression of the graft as well as stable tibial fixation, thus allowing early weight bearing. High tibial osteotomy hto is a common treatment for moderate osteoarthritis of the medial compartment in the knee joint by the translation of the force center toward the lateral compartment. Opening wedge osteotomy using contourlock hto plate system.
The fixedangle locking holes provide multiple fixedangle constructs throughout the plate, improving retention of screws in the plate and in cortical bone. All followed a similar postoperative protocol as was used in the ibalance study group. Anterolateral biplanar proximal tibial openingwedge. Research article open access proximal tibia medial open. A comprehensive plating system for stable fixation of. The openingwedge high tibial osteotomy technique was performed as described previously by franco et al 12 using the puddu plate arthrex, naples, florida, a butterflyshaped plate. Distal femoral varus osteotomy for lateral compartment osteoarthritis in the valgus knee.
All patients were treated with either a 2nd generation puddu plate arthrex inc. This study assessed 65 knees of 60 patients with varus gonarthrosis who underwent high tibial osteotomies. Download fulltext pdf high tibial osteotomy performed with allpeek implants demonstrates similar outcomes but less hardware removal at minimum 2year followup compared with metal plates. Our cohort was also focused on patients treated by lowdfo without bone grafting. High tibial osteotomy hto is a valuable treatment option in the highdemand patient with chondral damage and an altered mechanical axis. Design optimization of high tibial osteotomy plates using finite. Medial opening wedge high tibial osteotmy hto is often used to treat varus gonarthrosis in young, active, highly demanding patients, although it has many pitfalls, which were evaluated in a consecutive cohort of patients. Wo20077437a2 bone plate, in particular for fixing a. A system for performing proximal tibial or femoral osteotomies. Bone plate 1, in particular for the tibia, having an lshaped form, which has a a long arm 2 of length l, with longitudinal axis 7, an outer longitudinal edge defined by the lefthanded or righthanded form of the lshaped form and an opposing inner longitudinal edge 10, 11 and a midplane 20, and b a short arm 3, perpendicular to the longitudinal axis 7 of the long arm 2. A, and it differed from the others used up until then in that it had a coupling system which.
Arthrex vet systems avs is a division of arthrex inc. Fiveyear changes in gait biomechanics after concomitant high. Bone plate system for proximal tibial osteotomy arthrex, inc. Blade plate synthes, non locking uniplane tricortical iliac autograft 44. Numerical comparative study of five currently used implants for high. Eightyeight knees, openingwedge osteotomy with puddu plate group a. Shortterm safety and efficacy of a novel high tibial osteotomy system. To request a price quote andor surgical evaluation of products, please add all products of interest to your cart by selecting the respective product checkboxes in the quote 1 andor surgical. To treat pain and instability associated with lower extremity malalignment. The aim of this study was to evaluate the outcome of patients who have had opening wedge distal femoral varus osteotomy utilizing the puddu plate arthrex.
Although it is larger, the tomofix plate seems to be better tolerated than the puddu plate arthrex that had a 60% rate of removal because of pain or sensitivity on the medial side of the knee. The osteotomy was fixed with a puddu plate arthrex, naples, florida, and the osteotomy site was grafted with an autogenic or allogenic bone graft. Pdf premature physeal closure following distal tibia. Typical platelet rich plasma prp systems take up to 45 minutes to process the blood. Medial opening wedge high tibial osteotomy with early full. When the surgeon is satisfied with the degree of coronal plane, sagittalplane, and recurvatum correction, a puddu plate arthrex is inserted. Stability of medial opening wedge high tibial osteotomy.
None of the previously cited studies included the ibalance and the peekpower implants, whereas we did not include the puddu plate. A critical appraisal of medial open wedge high tibial. Pdf high tibial osteotomy with puddu plate for the. The authors concluded that both plates create immediate stability, but with a lateral hinge fracture the tomofix plate showed enough residual stability, while the puddu plate. The patients were allowed to walk via two crutches without full weight bearing for 6 weeks. Design optimization of high tibial osteotomy plates using. Aug 22, 2014 biomechanical studies have demonstrated greater axial and torsional stability with the tomofix plate synthes, switzerland, when compared with the puddu plate arthrex inc. The contourlock hto plate system is indicated for use as a fixation device during opening and closing wedge osteotomies of the proximal tibia. The forked wedge tool is then removed and autologous bone is packed into the defect. A total of 187 patients 195 knees who underwent hto between 1990 and 2010 were retrospectively evaluated. The opening wedge osteotomy system was developed for the facilitation of safe and reproducible osteotomies for the treatment of pain andor instability associated with lower extremity malalignment. Medial opening wedge proximal tibial osteotomy arthroscopy.
Biomechanical properties of five different currently used implants for openwedge high. Opening wedge osteotomy is a precise method to realign the knee axis with good short to midterm results. For more than a decade, we have applied our expertise in orthopedics and orthobiologics to develop hundreds of products for the treatment of large and small animals like horses, dogs and cats. Opening wedge high tibial osteotomy performed without. Traditional opening wedge hto performed with metal plates has several limitations, including hardware irritation, obscuration of detail on magnetic resonance imaging, and complexity of revision surgery. Once the plate is positioned and the bone graft is inserted, fixation is obtained by inserting a cancellous screw in the proximal hole and a cortical screw in the distal hole. Specifically designed femoral osteotomy plates take into account the anatomical differences between the distal femur and proximal tibia. The contour lock, the peekpower and the ibalance implants of arthrex arthrex, munich. Pdf complications after tomofix medial opening wedge. To request a price quote andor surgical evaluation of products, please add all products of interest to your cart by selecting the respective product checkboxes in the quote 1 andor surgical evaluation 2 column of the products view 3. Opening wedge osteotomy using puddu plate was performed in thirteen knees of twelve patients with minimum age of 35 and maximum age of 54 and the average age is 41. Biomechanical properties of five different currently used.
Open access funding provided by medical university of vienna. After the closure of the layers and the placement of a drain, the patients knee was placed into a hinged immobilizer. Femur plate, and tomofix medial distal femur plate. Pars percutaneous achilles repair system achilles jig. All the patients were followed up between 6 months and 28 months and the mean followup is 18. All of the plates in the tomofix osteotomy system are designed according to locking compression plate lcp system principles. Jun 18, 2015 as several new tibial osteotomy plates recently appeared on the market, the aim of the present study was to compare mechanical static and fatigue strength of three newly designed plates with gold standard plates for the treatment of medial knee joint osteoarthritis. When the surgeon is satisfied with the degree of coronalplane, sagittalplane, and recurvatum correction, a puddu plate arthrex is inserted. The arthrex acp system is a costeffective method of concentrating growth factors for therapeutic use. May 11, 2018 these decrease metal work prominence and increase bone purchase, and are utilised independently of the plate. In this study, the results of openwedge osteotomy with puddu plate for the treatment of varus gonarthrosis have been evaluated prospectively.
Arthrex is pleased to announce great place to work and fortune have recognized the company as one of the 50 best workplaces for giving back in the country. Arthrex peekpower hto plate orthopaedic product news. Apr 15, 1997 the plate is then secured to the bone with bone screws, using standard ao technique. Osteotomy for medial compartment arthritis of the knee. A plate is secured into the osteotomy site, and the site is filled with bone. The simplistic design facilitates minimally invasive surgery and is optimal for lower demand patients. Both constructs failed under compression and torsion at the lateral cortex and occurred at higher maximal forces by using the tomofix plate. However, it has to be mentioned that saithna et al. Total arthrex solutions synergy uhd4k visualisation innovation. Premature physeal closure following distal tibia physeal fractures. Download fulltext pdf high tibial osteotomy with puddu plate for the treatment of varus gonarthrosis article pdf available in knee surgery sports traumatology arthroscopy 1410.
To determine the biomechanical properties of different fixation methods for high tibial medial opening wedge osteotomy in order to determine appropriate surgical and rehabilitation guidelines. The ikdc score improved from 36 to 53 p puddu plate and calcium phosphate. The plates are fixated using standard ao stainless steel 6. Lateral distal femoral opening wedge osteotomy using the. A 15mm medial opening gap was stabilized in each of eight medium composite tibial bones either with the modified arthrex osteotomy plate puddu plate or the. Longterm results and comparison of the three different high. Original article distal femoral osteotomy for valgus arthritic knees rafael thein, barak haviv. This next generation titanium plating system consists of three distinct plate variations, including a straight wedge, ap sloped wedge and a flat plate with no wedge, that are compatible with the current titanium cortical and cancellous hto plate screws. Opening wedge high tibial osteotomy performed without filling the. Fixation was achieved using a nonlocking plate puddu, arthrex and confirmed by fluoroscopy. The distal femoral osteotomy system utilizes the same principles of design featured in the tibial osteotomy system. Longterm results and comparison of the three different.
These plates are optimal for unique anatomy where customizing fit with multiple bends may be required. Producing acp autologous conditioned plasma with the arthrex acp system can be performed within minutes. All patients were treated with either a 2nd gene ration puddu plate arthrex inc. Arthrex open wedge osteotomy technique designed in conjunction with. Biomechanical investigation of the modified arthrex osteotomy plate puddu plate and the tomofix plate.
Pdf high tibial osteotomy for the treatment of medial. Distal femoral osteotomy for valgus arthritic knees. These plates are fixated to bone using arthrex titanium locking 6. May 12, 1998 the plate is then secured to the bone with bone screws, using standard ao technique. After 1 screw is inserted proximally and distally, the remaining tine is removed, and the other 2 screws. Short spacer plates such as the puddu plate arthrex inc. A retrospective analysis of a consecutive series of 45 patients with 49 medial opening hto for varus gonarthrosis using a spacer plate puddu i, arthrex, usa were included. The unique double syringe design allows for convenient and safe handling, as the whole preparation process takes place in a closed system. Pdf stability of medial opening wedge high tibial osteotomy. However, several studies have reported higher complication rates of nonunion, fixation failure, and correction loss, due to unstable fixation in medial opening hto using the puddu plate9,10. The arthrex acp autologous conditioned plasma system allows for rapid and efficient concentration of platelets and growth factors from autologous blood, for use at the treatment site the unique doublesyringe design allows for convenient and safe handling, as the whole preparation process takes place in a closed system. Each screw can be angled to the proper anatomic orientation within a swiveling bushing before being. A chi square test was used to study the effect between the wedge size and complications. A 15mm medial opening gap was stabilized in each of eight medium composite tibial bones either with the modified arthrex osteotomy plate puddu plate or the tomofix plate.
Product features by arthrex orthopaedic product news. Pars percutaneous achilles repair system achilles jig system arthrex 1 2 3 4 use. Pain and discomfort due to the plate was often felt by 18 patients 35%, but only 12 of them 23% wanted the plate removed. The purpose of this study is to report and analyze the longterm outcomes of the patients who underwent high tibial osteotomy hto with three different techniques for the treatment of medial compartment arthrosis. To overcome these limitations, a lowprofile and anatomical short. Us5620448a us08440,306 us44030695a us5620448a us 5620448 a us5620448 a us 5620448a us 44030695 a us44030695 a us 44030695a us 5620448 a us5620448 a us 5620448a authority us unite. In a biomechanical study, a long locking plate had a greater effect on primary stability than a short spacer plate 14. In 2003, the anthony plate was developed by france bloc s. Since then, new plates have been developed for medial. The titanium tibial opening wedge osteotomy plates feature a 4 hole design and are available with either a straight or sloped tooth to change or preserve the native tibial slope. High tibial osteotomy performed with allpeek implants. Apr 11, 2006 in this study, the results of openwedge osteotomy with puddu plate for the treatment of varus gonarthrosis have been evaluated prospectively. Often, the plate will need to be bent to ensure it conforms well to the proximal tibia. Biomechanical properties of five different currently used implants for.
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