Results 51 to 60 of about 96,981 (259)

Intramedullary Nailing of Periarticular Fractures [PDF]

open access: yes, 2018
Plate fixation has historically been the preferred surgical treatment method for periarticular fractures of the lower extremity. This trend has stemmed from difficulties with fracture reduction and concerns of inadequate fixation with intramedullary ...
Gaski, Greg   +3 more
core   +1 more source

A Novel Screw Drive for Allogenic Headless Position Screws for Use in Osteosynthesis—A Finite-Element Analysis

open access: yesBioengineering, 2021
Due to their osteoconductive properties, allogenic bone screws made of human cortical bone have advantages regarding rehabilitation compared to other materials such as stainless steel or titanium.
Sebastian Lifka, Werner Baumgartner
doaj   +1 more source

Interface Between Titanium Miniplate/Screw and Human Calvaria

open access: yes, 2000
This study demonstrates interfacial changes of titanium miniplate/screw with normal calvaria and nonvascularized calvarial bone graft ensued from craniectomy in a 53-year-old female.
Hollinger, Jeffrey O   +2 more
core   +1 more source

Fluoroscopic freehand and electromagnetic-guided targeting system for distal locking screws of humeral intramedullary nail [PDF]

open access: yes, 2016
Purpose The current techniques used to lock distal screws for the nailing of long bone fractures expose the surgeons, radiologists and patients to a hearty dose of ionizing radiation.
Di Giacomo, Giorgio   +4 more
core   +1 more source

Recent trends, technical concepts and components of computer-assisted orthopedic surgery systems: A comprehensive review [PDF]

open access: yes, 2019
Computer-assisted orthopedic surgery (CAOS) systems have become one of the most important and challenging types of system in clinical orthopedics, as they enable precise treatment of musculoskeletal diseases, employing modern clinical navigation systems ...
Kalová, Martina   +5 more
core   +1 more source

The influence of bone surface availability in bone remodelling - A mathematical model including coupled geometrical and biomechanical regulations of bone cells [PDF]

open access: yesEng Struct (2013) 47:134-147, 2012
Bone is a biomaterial undergoing continuous renewal. The renewal process is known as bone remodelling and is operated by bone-resorbing cells (osteoclasts) and bone-forming cells (osteoblasts). Both biochemical and biomechanical regulatory mechanisms have been identified in the interaction between osteoclasts and osteoblasts.
arxiv   +1 more source

Plate osteosynthesis combined with bone cement provides the highest stability for tibial head depression fractures under high loading conditions

open access: yesScientific Reports, 2022
Older patients sustaining tibial head depression fractures often cannot follow the post-operative rehabilitation protocols with partial weight-bearing of the affected limb, leading to osteosynthesis failure, cartilage step-off and arthritis development ...
Philipp Heilig   +6 more
doaj   +1 more source

Cervical spine bone anchoring system CSBAS pullout testing and comparisons [PDF]

open access: yes, 1994
The purpose of this study is to prove the effectiveness of the newly designed and patented Cervical Spine Bone Anchoring System (CSBAS). It is a posterior fixation device intended to be used with spine bone-plate systems.
Caploon, Konstantin
core   +1 more source

An Automatic Genetic Algorithm Framework for the Optimization of Three-dimensional Surgical Plans of Forearm Corrective Osteotomies [PDF]

open access: yesMedical Image Analysis, 101598 (2019), 2019
3D computer-assisted corrective osteotomy has become the state-of-the-art for surgical treatment of complex bone deformities. Despite available technologies, the automatic generation of clinically acceptable, ready-to-use preoperative planning solutions is currently not possible for such pathologies.
arxiv   +1 more source

Contour-based Bone Axis Detection for X-Ray Guided Surgery on the Knee [PDF]

open access: yesarXiv, 2020
The anatomical axis of long bones is an important reference line for guiding fracture reduction and assisting in the correct placement of guide pins, screws, and implants in orthopedics and trauma surgery. This study investigates an automatic approach for detection of such axes on X-ray images based on the segmentation contour of the bone.
arxiv  

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