The variax 2 distal radius plating system provides you with a comprehensive range of anatomic plating options that work with a common instrument and screw platform. The purposes of this study were to evaluate the incidence of tendon rupture after nonoperative and operative management of distal radius fractures, to report the clinical outcomes after tendon repair or tendon transfer, and to examine volar plate and dorsal screw prominence as a predictor of tendon rupture after distal radius fractures. Osteosynthesis variaxtm distal radius locking plate system. Distal radius locking compression plate multi axial distal. The ideal treatment strategy for the dorsally comminuted distal radius fracture continues to evolve. Anodization type ii increases the strength of all variax distal radius locking plates and reduces the incidence of tissue adherence. The variax 2 small fragment platform is designed to offer a comprehensive, modular and easytouse platform for treating various small fragment indications including clavicle, humerus, radius, ulna, fibula, foremid and hind foot. Jan 10, 2015 introduction distal radius fracture represent approximately one sixth of all fractures there are three main peaks of fracture distribution,children aged 514 years,male aged under 50 years and females over the age of 40 years distal radius fractures occur through the distal metaphysis of the radius may involve articular surface frequently. New technique manuals are added on a regular basis. It is designed to offer a comprehensive selection of plates, screws, pegs and instrumentation necessary to maintain the stability of the distal.
Treatment of unstable distal radius fractures with the volar distal radius locking plate system stryker meded volar locking plate fixation of distal radius fractures. Within the bend of the plate, there is an additional hole for capitate fixation. Variax distal radius locking plate the variax distal radius. Volar distal radius plate preoperative templates cat. The stryker variax 2 compression plating system is indicated for internal fixation of fractures in the radius, ulna, humerus, clavicle, and distal fibula, in patients. Standard bend plate, short bend plate, and straight plate. Titanium integration with bone, welding, and screw head destruction complicating hardware removal of the distal radius. Mechanical testing of two different variable angle locking. Variable angle locking plate system for treating volar and dorsal distal fractures. Definition o chronic stress injury of distal radial physis o also known as epiphysiolysis 2. The variax clavicle locking plate system is an anatomically shaped, variable angled locking plate system. Core tray includes one set of t8t10 screws plus standardized instrumentation and reduction instruments across various small fragment indications. Biomechanical comparison of volar fixedangle locking plates for. Stryker, kalamazoo, mi and a fixedangle compression locking.
The purpose of this study is to compare the biomechanical properties of one variable axis plate with two traditional locked. Biomechanical performance of variable and fixed angle. Surgical correction of malunited fractures of the distal. The variax distal radius plating system represents the next generation of bone fixation for your distal. We conclude with a series of questions the radiologist should address in the initial description of fracture involving the distal radius. The intermediate column is the medial part of the distal radius, with the lunate fossa and the sigmoid notch. Variaxd distal radius locked plating system line extension aiming blocks special 5 10ok indications for use. We report the clinical results of treatment for distal radius fractures using a variax locking plate system. Volar locking plate fixation has become a standard surgical treatment for distal radius fractures. The medial surface forms asemicircular notch whicharticulates with the ulnar head. Volar morphology of the distal radius in axial planes. A comprehensive offering of volar plates are available in narrow, standard, and wide as well as multiple shaft lengths. Variax distal fibula indications precautions contraindications 4. Introduction 1 pointed hooks and locking screw in the head pointed hooks to grip the styloid process and to act as reference point for plate application.
Removal of locked volar plates after distal radius fractures. Specific qualitative and quantitative features of the distal radius fracture apparent on the radiograph are discussed. This article discusses the recovery process for both approaches, plus the pain management tactics that can be used for all patients. A comparison of the variax and periloc plate geometries shows that a gradual distal widening of the variax plate beyond the fulcrum may explain the higher resistance to axial.
Volar locking plate osteosynthesis for distal radial fractures. This fracturegap model was fixated using one of three different locked volar distal radius plates. The bended plates contain 4 proximal holes for distal radius fixation and 4 distal holes for metacarpal fixation. Comprehensive plating system providing anatomical volar and dorsal, universal volar and fragment specific solutions, even for the most complex distal radius fracture. Anatomy the distal radius is biconcave,triangular, and covered withhyaline cartilage. Operative technique manuals grabow hand to shoulder center. Dvr crosslock distal radius plating system surgical technique. Distal radius fractures can be reset either with surgery open reduction or without it closed reduction. The distal apex of the template should be positioned 24 mm proximal to the subchondral surface of the distal radius, between listers tubercle and the center of the lunate facet so that the implant will support the loads in the wrist. We evaluated active range of motion, disabilities of arm, shoulder, and hand score, grip strength, and pain score, and performed radiographic evaluation of volar plate and dorsal screw prominence in both the study group and a matched control group. Plates utilize smartlock technology which permits polyaxial screw placement. Key words biomechanical analysis, distal radius fracture, locking, volar plate.
Indications intraarticular and extraarticular fractures of the distal radius. Intercrossing locking screws securely hold the ulnar head. Note the periloc volar distal radius plate preoperative templates 71180981, 71180982 are available to assist with preoperative radiographic planning. Pdf titanium integration with bone, welding, and screw. Variable angle lcp twocolumn volar distal radius plate 2. Failure to restore distal radius alignment can lead to fracture malunion and poor clinical outcomes, including distal radioulnar joint druj instability and limitation of motion. Variax distal radius locked plating system line extension. The periloc vlp distal fibula plates are indicated for the treatment of fractures of the distal fibula.
Distal radius anatomy applied to the treatment of wrist. Comprehensive plating system providing anatomical volar and dorsal, universal volar and fragment speci. Radiographs for the the variaxtm distal radius locking plate system group v. The arthrex titanium volar distal radius plating system provides a comprehensive solution for distal radius fracture management. Intended use the variax distal radius locking system incl. Records of 22 men and 40 women aged 17 to 86 mean, 52. Clinical results of treatment for distal radius fractures. Newer plate designs allow for variable axis screw placement while maintaining the advantages of locked technology. The variax distal radius locking system including the xxl volhr distal radius plates is intended for internal fixation of small bone fractures, primarily including distal radius fractures. The variatw distal radius plates are intended for use for internal fixation for fractures and reconstruction of the small bones, primarily including the distal radius. One of the most important factors in providing stability to volar plating is the positioning of distal screws close to the subchondral cortex,17, 18 although overly distal placement of the plate can cause flexor tendon problems19, 20, 21 and intraarticular screw penetration.
Radiographic change in articular reduction after volar. Assessment of penetration of dorsal screws after fixation. Plating system is indicated for internal fixation of fractures in the radius. Osteotomies, malunions and nonunions single, segmental and comminuted fractures the variax compression plating system is only. K141430 page 1 of 1 510k number pi knw k141430 device name vajiax distall radius plating system indications for use describe the variax distal radius locking system including the xxl volar distal radius plates is intended for internal fixation of small bone. The variax 2 wrist fusion system offers 3 types of plates from which to choose. Biomechanical performance of variable and fixed angle locked. Volar distal radius locking plate that best accommodates patient anatomy and fracture pattern. Dvr crosslock distal radius plating system surgical technique introduction the treatment of distal radius fractures experienced a revolution when the dvr volar plating system was released. Introduction distal radius fracture represent approximately one sixth of all fractures there are three main peaks of fracture distribution,children aged 514 years,male aged under 50 years and females over the age of 40 years distal radius fractures occur through the distal metaphysis of the radius may involve articular surface frequently. Operative technique manuals please click on the link below for the technique manual of interest.
We conclude with a series of questions the radiologist should address in the initial description of. In summary, we had 12 volar distal radius plates of each company synthes variable angle plate, 3 shaft holes, width 25. Biomechanical performance of variable and fixed angle locked volar plates for the dorsally comminuted distal radius. Distal radius plates synthes valcp twocolumn and stryker variax were compared. New anatomical volar plate predetermined locking pattern polyaxial locking range 2. The ulnar column is the distal ulna, the triangular. Osteosynthesis variax distal radius locking plate system. Comprehensive plating system providing anatomical volar and dorsal, universal volar and fragment specific solutions. Background fractures of the distal radius are among the most common injuries treated by orthopedic surgeons worldwide. Volar locking plates not touching the flexor pollicis longus tendon. Jun 23, 2015 the variax clavicle locking plate system is an anatomically shaped, variable angled locking plate system.
All 28 cases were women and their mean age at the time of surgery was 72. General info o common injury in pediatric gymnast o diagnosis made by history and physical exam confirmed with plain xrays or mri treatment often nonsurgical. The new variax distal radius plating system represents the next generation of bone fixation for your distal radius fracture needs. Intermediate column fractures icf of the distal radius are fractures only or mainly limited to the middle column of the distal radius that is a result of an axial load passed to the lunate fossa. The clavicle may be stabilized either with fixation placed superiorly or anteriorly based. Variax distal radius locking plate system stryker meded. Leading the way to a new approach, the dvr plate has helped restore motion to patients worldwide in the everyday activities that are driven by the hand and wrist. Variax distal radius locking plate system stryker meded the variax distal radius plating system represents the next generation of bone fixation for your distal radius fracture needs.
The treatment of distal radius fractures experienced a revolution when the dvr anatomic volar plating system was released. Pdf titanium integration with bone, welding, and screw head. According to the fernandez classification, the distal radial fractures were classified as type 1 n20, type. The distal radius and distal ulna form a threecolumn biomechanical construction 3. Variax distal radius locking plate system osteosyntese.
The articular margin of the distal radius is the point of attachment for the radioscaphocapitate, radiolunotriquetral, radioscapholunate, and dorsal radiotriquetral ligaments, which provide stability to and guide force. Next generation of bone fixation for your distal radius fracture. Moreover, in the manner of you finish this book, you may not without help solve your curiosity but along with find the genuine meaning. Pdf plate fixation of distal radius fracture and related complications. Comparative study of treatment for distal radius fractures with two. A comparison of the variax and periloc plate geometries shows that a gradual distal widening of the variax plate beyond. The distal articular surface of the radius is contoured and spatially oriented to direct the motions of the carpal bones. Leading the way to a new approach, the dvr plate has helped restore motion to patients worldwide in the everyday activities that. According to the ao classification, seven fractures were a2, 17 were a3, three were c1, and one was c2. Assessment of penetration of dorsal screws after fixation of. K141430 page 1 of 1 510k number pi knw k141430 device name vajiax distall radius plating system indications for use describe the variax distal radius locking system including the xxl volar distal radius plates is intended for internal fixation of small bone fractures, primarily including distal radius fractures.
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