Results 11 to 20 of about 55,903 (167)

Immediate stabilization of pedicle screws

open access: yesCurrent Directions in Biomedical Engineering, 2023
This study was designed as proof of principle and safety test of the novel technique, the Immediate Stabilization System (ISS). The technique is designed to immediately stabilize polymer-augmented pedicle screws (PAS) in deficient bone and avoid ...
Wild Michael de   +6 more
doaj   +1 more source

Understanding Orthodontic Bone Screws

open access: yes, 2022
The field of orthodontia has been witnessing numerous reforms in terms of treatment modalities through the years, under which the concept of absolute anchorage employing mini-implants can be well subsumed. The usage of orthodontic bone screws has witnessed growing popularity and has been deemed to revitalize the management of complex malocclusions ...
Agharsh, Chandrasekaran,   +2 more
openaire   +2 more sources

Osseointegration of Titanium Implants in Onlay of Cerament™, a New Ceramic Bone Substitute

open access: yesJournal of Functional Biomaterials, 2016
The purpose was to investigate whether a new biphasic and injectable ceramic bone substitute Cerament™ that rapidly remodels to bone, may contribute to the retention of titanium implant screws during the healing period, and to analyze the pattern of bone
Anna Truedsson   +3 more
doaj   +1 more source

Tent screws: Predictable guided bone regeneration

open access: yesJournal of Indian Society of Periodontology, 2023
Abstract Bone regeneration of large maxillary and mandibular alveolar ridge defects is clinically challenging. Various techniques have been described for the reconstruction of these deficiencies before implant placement. The tent screw-pole technique is one of the effective methods available for clinicians to perform the predictable ...
Farhan Durrani   +6 more
openaire   +3 more sources

The hydroxyapatite modified 3D printed poly L-lactic acid porous screw in reconstruction of anterior cruciate ligament of rabbit knee joint: a histological and biomechanical study

open access: yesBMC Musculoskeletal Disorders, 2023
Background 3D printing technology has become a research hotspot in the field of scientific research because of its personalized customization, maneuverability and the ability to achieve multiple material fabrications. The focus of this study is to use 3D
Yafei Wang   +4 more
doaj   +1 more source

Biomechanical comparison of different fixation methods in tibiotalocalcaneal arthrodesis: a cadaver study

open access: yesJournal of Orthopaedic Surgery and Research, 2023
Background Various fixation methods are available for tibiotalocalcaneal arthrodesis: nail, plate, or screws. An intramedullary bone stabilization system within a balloon catheter has not previously been used in tibiotalocalcaneal arthrodesis. The aim of
Matthias Trost   +7 more
doaj   +1 more source

Fatigue failure of cortical bone screws [PDF]

open access: yesJournal of Biomechanics, 1983
An experimental study of the fatigue life of cortical bone screws under conditions which stimulated in vivo usage was performed. The two most important factors influencing fatigue life were axial screw tension (the force normal of the plate to bone) and the cyclic shearing load.
Zand, Martin S.   +2 more
openaire   +3 more sources

Biomechanical evaluation of peak reverse torque (PRT) in a dynamic compression plate-screw construct used in a goat tibia segmental defect model

open access: yesBMC Veterinary Research, 2019
Background Peak reverse torque (PRT) is a valid method to evaluate implants’ secondary stability in the healing bone. The secondary stability is achieved by the implant over time and it has been positively correlated with the implants’ osseointegration ...
Remigiusz M. Grzeskowiak   +6 more
doaj   +1 more source

Influence of thread design on anchorage of pedicle screws in cancellous bone: an experimental and analytical analysis

open access: yesScientific Reports, 2022
Threads of modern pedicle screws can vary greatly in design. It is difficult to assess which interplay of design features is particularly advantageous for screw anchorage.
Martin Weidling   +3 more
doaj   +1 more source

Lengthening over nails using the double plate system ONAS-DPS

open access: yesSICOT-J, 2016
Stable insertion of large Schanz screws behind an intramedullary (IM) nail when lengthening over nails (LON) may be difficult due to the limited bone stock.
Antolič Vane
doaj   +1 more source

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