Prospective evaluation of distal radius fractures treated. Dorsal and volar plates for fractures and osteotomies of the distal radius. The titanium wrist plating system is designed for fixation of intraarticular and extraarticular fractures, osteotomies, and nonunions and malunions of the distal radius. Entrapment under a dorsal bridge plate in a distal radius fracture model, jhs 2015. Consult medartiss entire distal radius plates xl 2. Distal radius fixation systems company website volar plate dorsal plates others acumed. Applied to the dorsal aspect of the wrist, the plate restores length and neutralizes loads on the consolidating fracture fragments. Optilock yes becton colles fracture plate external fixator dvo. All patients had an ulnar positive variance ranging from 2mm to 7mm and had ulnar abutment syndrome with ulnar sided wrist pain as well as pain in pronosupination of the forearm. Surgical technique this publication is not intended for distribution in the usa. 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 length of the radius portion of both aculoc wrist spanning plates is. Using zimmers anatomical database, the plate contour conforms to a. Distal radius fractures drf are one of the most common fractures in adults. Medartis, aptus, modus, trilock, hexadrive and speedtip are registered trademarks of. Hybrid russe procedure for scaphoid waist fracture nonunion with deformity steve k. Comparison of two volar plating systems for distal radius. Choice of short and long distal threads for interfragmentary application in a wide variety of indications innovative technologies and outstanding thread properties cannulated and selfdrilling screw design excellent cutting behavior and low insertion torque reduce the risk of bone fragment displacement medartis screw tip with. Variable angle lcp twocolumn volar distal radius plate 2. Made of titanium alloy ti6al4v and treated with a type ii anodization, these plates are able to carry the loads that are required of them while remaining low profile.
This paved the way for a successful entry into orthopedics. Orthopedics today distal radius fractures are among the most common injuries of the wrist that orthopedic surgeons will face in a trauma practice. The followup was at 2, 4, 6, 8, 12 and 26 weeks clinically, radiologically and with patient reported outcome measures and then at 12 and 24 months with patient reported questionnaires. The distal radius has been the center of attention for the development of many of the bone graft substitutes because it is a common area to fracture with a relative lack of associated confounding variables. Medartis, aptus, modus, trilock, hexadrive and speedtip are registered trademarks of medartis ag, 4057 basel, switzerland. Assessment of a novel biomechanical fracture model for. The current operative gold standard for the treatment of drf is volar plating1, 2, aiming at restoring joint integrity and physiological angles with early mobilization of the wrist after surgery. Wolfe, md purpose to assess the results of a hybrid russe procedure using a corticocancellous strut. Shorter distal screws could avoid this, yet the influence of distal screw length on the primary stability in vlpo is unknown. Aptus hand aptus wrist aptus elbow aptus shoulder aptus. For fragmentspecific fracture fixation with variable angle locking technology. Threedimensional kinematics of the flexor pollicis longus. A leading variable angle system 6 plates per type were mounted according to ifu on osteoporotic cadaveric specimens matched for bone mineral density and shape. Volar morphology of the distal radius in axial planes.
The use of the medartis ulnar shortening osteotomy system. Biomechanical fracture models are used to design, test, and validate devices for osteosynthesis. Aptus wrist product information distal radui s paltes 2. The wrist spanning plate is designed for distal radius fractures with severe comminution requiring prolonged fixation, as an alternative to external fixation. Operative technique manuals grabow hand to shoulder center.
Patients allocated to the control group receive aptus 2. More than 200 years have passed since colles described a fracture of the distal end of the radius. Healing of a distal radius fracture in an incorrect position is another common complication. To determine which plate to use, measure distally from the dorsal rim of the distal radius to the mcp joint. Thomas straumann founded medartis in 1997, reentering the field of osteosynthesis in craniomaxillofacial surgery. The aim of this study was to investigate the position of the tendon in relation to the distal edge of the plate using highresolution ultrasonic imaging. A comprehensive system to treat fractures of the distal radius and distal ulna, the aculoc 2 wrist plating system offers standard, variable angle locking, fragmentspecific, and extension plates to address a variety of fracture patterns. Internal distraction plating of highly comminuted distal radius fractures. This has a longterm negative effect on the joint geometry with a resultant restriction in wrist mobility, reduction in the grip force, and. Volar locking plate fixation has become a standard surgical treatment for distal radius fractures. All fractures were treated with the aptus distal radius 2. The influence of distal screw length on the primary. Novel dual head minimizes plate profile, reducing the potential for flexor tendon injuries. Medartis s web site contains information about products and services that may or may not be available in any particular country or region of the world, may be available under different trademarks in different countries and where applicable may be approved or cleared by a government regulatory body for sale or use with different indications.
The arthrex titanium volar distal radius plating system provides a comprehensive solution for distal radius fracture management. Distal and proximal preloaded drill guides standard 4hole atraumatic screw tips protect extensor tendons key sizes available in 1mm increments optional hook plate extension for volar marginal fragment cannulated polyaxial locking screw hook plate extension a. Operative technique manuals please click on the link below for the technique manual of interest. Extensor tendon irritation is one of the most common complications following volar locking plate osteosynthesis vlpo for distal radius fractures. It is designed to offer a comprehensive selection of plates, screws, pegs and instrumentation necessary to maintain the stability of the distal. Inclusion criteria included patient age of 18 to 89 years, a displaced andor unstable distal radius fracture requiring open reduction internal fixation, and a minimum final clinical and radiographic followup of 12 months.
Plates utilize smartlock technology which permits polyaxial screw placement. Screw trajectories are designed to provide optimal subchondrial support. Surgical techniques stepbystep installation methods. Dorsal plates for fractures that cannot be addressed with a volar plate. The original aculoc volar distal radius plate has been. When bending a flat plate distal radius plates, the plate bending pliers must be held so that the letters f flat plate this side up.
Comprehensive plating system providing anatomical volar and dorsal, universal volar and fragment specific solutions. When applying a locking screw in the distal row of a distal radius volar locking plate. It is remarkable that this common fracture remains one of the most challenging of fractures. Geminus volar distal radius plate skeletal dynamics. In 2004, medartis expanded its product portfolio with the aptus hand and distal radius systems, a focal point of which is the predominant trilock locking technology. Because of their fracture bridging properties these systems offer an initial mechanical stability that allows for. Pdf reconstruction procedures of distal radius fracture. 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. Pre operative set up ensure that the illuminoss delivery instrumentation has been sterilized and is delivered to the or. Medartis ag hochbergerstrasse 60e 4057 baselswitzerland. The titanium volar plates are available in a wide array of sizes narrow, standard, and wide and in multiple shaft lengths. Hybrid russe procedure for scaphoid waist fracture. Finally, the influence of distal screw length was only assessed for the most common distal radius fracture ao23 a3 using a biomechanical fracture model.