Results 21 to 30 of about 2,753,460 (163)

Multi-Scale Analysis of Regional Pathology in the Human Trapezium During Osteoarthritis Progression. [PDF]

open access: yesJ Orthop Res
Trapeziometacarpal (TMC) osteoarthritis (OA) is a prevalent condition that significantly impacts hand function and quality of life. In this study we sought to close gaps in knowledge related to the initiation and progression of TMC OA on the tissue scale
Stoeckl BD   +5 more
europepmc   +2 more sources

Functional Morphology of the Scaphoid in Extant African Apes, Humans and Fossil Hominins. [PDF]

open access: yesAm J Biol Anthropol
ABSTRACT Objectives The morphology of the hominoid scaphoid has played a key role in functional and evolutionary hypotheses related to the emergence of hominin bipedalism and tool use. However, the scaphoid's complex morphology is challenging to comparatively analyze via traditional 2D linear measurements.
Steer NG   +5 more
europepmc   +2 more sources

First metacarpal extension-abduction osteotomy effect on joint remodeling and articular cartilage repair in thumb carpometacarpal osteoarthritis [PDF]

open access: yesJournal of Orthopaedic Surgery and Research
Background The first metacarpal osteotomy is a joint-preserving surgery for thumb carpometacarpal (CMC) osteoarthritis that improves pain and function. However, its effects on joint remodeling and articular cartilage repair under physiological conditions
Shigeki Ishibashi   +6 more
doaj   +2 more sources

Quantifying in vivo kinematics of the wrist during opposite dart-throwing motion: a 4D CT study [PDF]

open access: yesJournal of Orthopaedic Surgery and Research
Background The kinematics of the wrist have been widely studied in terms of flexion/extension, radial/ulnar deviation, and the dart-throwing motion (DTM); however, the opposite dart-throwing motion (oDTM)—despite its functional importance in daily ...
Shijie Jia   +7 more
doaj   +2 more sources

Bone mineral density of the trapezium in osteoarthritic trapeziometacarpal joints

open access: yesJournal of Hand Surgery: European Volume, 2013
Jann Mortensen   +2 more
exaly   +2 more sources

Mid-Term Results of Surgical Treatment for Rhizarthrosis Using Interposition and Suspension-Interposition Arthroplasty [PDF]

open access: yesTravmatologiâ i Ortopediâ Rossii, 2023
Background. Rhizarthrosis is most commonly observed in individuals whose work and activities involve heavy use of the wrist. Conservative treatment methods are effective in the early stages of the disease, but in advanced stages, surgical intervention ...
Karen A. Egiazaryan   +5 more
doaj   +1 more source

Finite element analysis to clarify stress on articular surface of thumb carpometacarpal joint in static loading conditions by using CT images

open access: yesJournal of Biomechanical Science and Engineering, 2023
Analyzing the biomechanics of the thumb carpometacarpal (CMC) joint is essential for elucidating the etiology of osteoarthritis (OA) and for developing a mechanics-based treatment.
Akihiro KUROSAWA   +6 more
doaj   +1 more source

Finite element model creation and stability considerations of complex biological articulation : the human wrist joint [PDF]

open access: yes, 2010
The finite element method has been used with considerable success to simulate the behaviour of various joints such as the hip, knee and shoulder. It has had less impact on more complicated joints such as the wrist and the ankle.
Stansfield, B.W.   +2 more
core   +4 more sources

Osteoid-osteoma of trapezium bone in a child (clinical case)

open access: yesPediatric Traumatology, Orthopaedics and Reconstructive Surgery, 2023
BACKGROUND: Osteoid osteoma is a benign neoplasm of bones with a diameter of up to 1.5 cm. It is most common in children in the second decade of life and at the age of 20–30 years, predominantly in men.
N. Avdeychik   +4 more
semanticscholar   +1 more source

A three-dimensional finite element model of maximal grip loading in the human wrist [PDF]

open access: yes, 2009
The aim of this work was to create an anatomically accurate three-dimensional finite element model of the wrist, applying subject-specific loading and quantifying the internal load transfer through the joint during maximal grip.
Condon, B.   +7 more
core   +4 more sources

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