Locking Screws
Joint preserving palliative surgery using self locking screws of intramedullary nail and percutaneous cementoplasty for proximal humeral metastasis in the advanced cancer patients
... bone cement fills the microfracture and the gap between an osteolytic bone and the nail, immediate fixation stabil- ity is improved, resulting in immediate pain relief. Third, combined PC influences local tumor ...
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Fatigue strength of common tibial intramedullary nail distal locking screws
... and/or locking screws with unstable fracture patterns may lead to angulation, shortening, malunion, and IM nail migration ...nail locking screws can break after initial weight bearing is ...
7
Biomechanical comparison of distal locking screws for distal tibia fracture intramedullary nailing
... The treatment of diaphyseal tibia fractures using in- tramedullary nailing is widely accepted and has been expanded to distal metaphyseal fractures [1-3]. Intrame- dullary nailing of diaphyseal tibia fractures offers a ...
7
Surgical navigation technology for placement of patient specific osseointegration implants and locking screws in patients with short femoral stumps
... The developed software is specifically designed for the placement of patient-specific osseoin- tegration implants and locking screws. Therefore, it differs from more generic surgical navigation systems that ...
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Periprosthetic femoral fracture fixation: A biomechanical comparison between proximal locking screws and cables
... proximal screws and Dall – Miles cables were used: (A) proximal unicortical locking screws alone; (B) proximal cables and unicortical locking screws; (C) proximal cable alone, each in ...
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Biomechanical investigation of the type and configuration of screws used in high tibial osteotomy with titanium locking plate and screw fixation
... dynamic locking screw system (DePuy Synthes, DePuy Synthes, Oberdorf, Switzerland) was used to increase the movement possible with the con- ventional locking screw at the osteotomy ...far-cortical ...
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Comparative endurance testing of the Biomet Matthews Nail and the Dynamic Compression Screw, in simulated condylar and supracondylar femoral fractures
... distal locking screws allow them to pass through the Biomet Matthews Nail and gain the maximum bone purchase in the femoral condyle and therefore improving the stability of the frac- ture ...
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Biomechanical evaluation of a novel dualplate fixation method for proximal humeral fractures without medial support
... Angle Locking Compression Plate Distal Radius System (VA-LCP, Synthes, Switzerland) were respectively 90, 70, and 54 mm in length and 20, 18, and 22 mm in ...Calcar screws were not used on the ...
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Case Report Dynamization of the locking compression plate for treating tibia nonunion: a case report
... carefully and gaining pa- tient’s informed consent, we practiced dynamization to the LCP (Figure 5), in other words, three locking screws were removed from the center of the LCP [5, 6]. Meanwhile, ...
6
Installation and Maintenance Manual
... Loosen data cable door locking screws and open data cable doors; then connect the first Expansion Cabinet data cable to the “CAB 2” (top) data cable connector on the Base Cabinet. Insta[r] ...
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Single locking compression plate fixation of extra-articular distal humeral fractures
... two screws, quality of bone is important and the technique is best avoided in elderly patients with poor bone quality and in highly comminuted ...two screws in the distal fragment might compromise the ...
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Two miniplate versus one large plate in the treatment of mandibular symphysis/body fracture
... To compare and evaluate the efficacy of two miniplate and one large plate in treatment of Materials and Methods: A Prospective cohort study was performed on patients who were surgically treated for mandibular fractures ...
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Efficacy of radial styloid targeting screws in volar plate fixation of intra-articular distal radial fractures: a biomechanical study in a cadaver fracture model
... and locking screw design have improved results of surgical treatment of distal radial fractures, [2-6] and several biomechanical studies have shown that a volar plate and locking screw system is efficient ...
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Biomechanical comparison of screw based zoning of PHILOS and Fx proximal humerus plates
... 1 screws than that by the ...with locking screws increased construct stiffness even further, not only in varus but also in the other three ...indirect locking mechanism of the ...grub ...
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Masticatory System Biomechanical Photoelastic Simulation fot the Comparision of the Conventional and Uni-Lock Systems in Mandibular Osteosynthesis
... of locking systems may be that they make it unnecessary for the plate to have intimate contact with the underlying bone in all ...the screws are tightened, they “lock” to the plate, thus stabilizing the ...
5
The use of tibial Less Invasive Stabilization System (LISS) plate [AO-ASIF] for the treatment of paediatric supracondylar fracture of femur: a case report
... knee showed a displaced supracondylar fracture of the right distal femur with comminution both the medial and the lateral cortex. The fracture was classified as AO/ASIF (Arbeitsgemeinschaft Fur Osteosynthesefra- ...
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FINITE ELEMENT ANALYSIS OF A FRACTURED MANDIBLE FIXED WITH MICRO PLATES
... The aim of this study was to do Finite Element Analysis of fractured mandible fixed with micro plating systems for three different cases using conventional and locking screws. Solid mandible, with plates ...
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Calcar screws and adequate reduction reduced the risk of fixation failure in proximal humeral fractures treated with a locking plate: 190 patients followed for a mean of 3 years
... shaft screws were placed percutaneously or through a mini-open ...mm locking screws were inserted into the humeral head after subtracting 5 mm screw length from the joint line contour to minim- ise ...
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Current concepts to reduce mechanical stiffness in locked plating systems: a review article
... a locking plate with dynamic locking screws or standard lock- ing screws were assessed for axial stiffness and micromotion by applying an axial load of increasing force (0–200 ...
5
Current concepts in locking plate fixation of proximal humerus fractures
... of locking plate sys- tems [38], dislocation and even penetration — or “ cutou- t ”— of the locking screws, especially in fractures with varus impaction, is reported frequently and can cause se- vere ...
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