Results 131 to 140 of about 1,379,035 (292)

Medial Femoral Condyle Structural Osteochondral Autograft for Revision of Failed Femoral Head Fracture Osteosynthesis: A Case Report

open access: yesFormosan Journal of Musculoskeletal Disorders
Treatment of failed osteosynthesis of the femoral head fracture is rarely reported in the literature. Arthroplasty is the preferred treatment for the elderly; however, it may not be suitable for young and active patients.
Chiu-Yu Shih   +5 more
doaj   +1 more source

Pelvic breadth and juvenile locomotor energetics: Implications for the obstetrical dilemma hypothesis across human growth in past and present humans

open access: yesThe Anatomical Record, EarlyView.
Abstract The obstetrical dilemma hypothesis (ODH) proposes an evolutionary trade‐off between obstetric requirements and locomotor performance. However, whether external pelvic breadth measures influence walking energetics during human growth remains poorly understood.
Guillermo Zorrilla‐Revilla   +4 more
wiley   +1 more source

The “costly son” hypothesis: Sons exacerbate obstetrical dilemmas in humans and other mammals

open access: yesThe Anatomical Record, EarlyView.
Abstract Human childbirth has often been considered uniquely difficult among mammals, yet recent evidence suggests that obstructed labor and fetopelvic disproportion are widespread across placental mammals. Here, we propose the “costly son” hypothesis: because male offspring are typically larger at birth, they impose greater obstetric risk on mothers ...
Nicole D. S. Grunstra   +1 more
wiley   +1 more source

Treatments for femoroacetabular impingement [PDF]

open access: yes
The hip is a ball and socket joint in which the femoral head (the ball) articulates with the acetabulum (the socket). In a condition called femoroacetabular impingement (FAI) the hip has a shape abnormality and is no longer perfectly spherical. The hip
Wall, Peter D. H.
core  

First reports on the relationship between the eggshell and bone mineralization in Rhinoclemmys punctularia punctularia embryos

open access: yesThe Anatomical Record, EarlyView.
Abstract Composed of various minerals, the eggshell provides ideal conditions for embryonic development, and understanding its composition and structure is essential for clarifying its relationship with bone formation. This study characterized the structure and mineral profile of the Rhinoclemmys punctularia punctularia eggshell in relation to ...
Igor Mathias Trindade Lemos   +8 more
wiley   +1 more source

Evaluation of fretting wear on the femoral stem surface [PDF]

open access: yes, 2009
Fretting wear on polished femoral stems has been well documented in clinical reports, but in vitro simulation to replicate this wear has seldom been attempted and only limited success has been achieved.
Barrans, Simon   +3 more
core   +1 more source

Association Between Hip Translation and Hip Rotation and Anatomy: A Pilot Quasi-static MRI Study

open access: yesOrthopaedic Journal of Sports Medicine
Background: There is little known about translation of the hip and the relationship with hip rotation and morphology in asymptomatic patients. Hypotheses: (1) Femoral head would exhibit significant translations in asymptomatic hips, (2) femoral head ...
Ata M. Kiapour PhD, MMSc   +9 more
doaj   +1 more source

Osteohistological evidence for terrestrial adaptation and an extended growth period in mekosuchine crocodylians and its potential role in their extinction

open access: yesThe Anatomical Record, EarlyView.
Abstract The Australasian crocodylian fossil record is dominated by the extinct endemic clade Mekosuchinae, with known members spanning the Eocene‐to‐Holocene. This diverse clade exhibited high morphological disparity, from early members superficially similar to Crocodylus, to more terrestrial forms later in the clade's evolutionary history.
Devin K. Hoffman   +9 more
wiley   +1 more source

Computed Tomography‐Based Morphometric Analysis Reveals Intercondylar Notch Stenosis and Osteophytes Are Associated With Anterior Cruciate Ligament Injury

open access: yesArthroscopy, EarlyView.
Purpose To quantitatively assess intercondylar notch morphometrics using 3‐dimensional computed tomography reconstruction, evaluate their association with anterior cruciate ligament (ACL) injury in Asian populations, and investigate the prevalence of osteophytes in patients with ACL injury.
Xiaozhong Ma   +9 more
wiley   +1 more source

Intra‐articular Orthobiologics Show Statistically but Not Clinically Meaningful Improvements Compared With Viscosupplementation in Knee Osteoarthritis: A Network Meta‐analysis of Randomized Controlled Trials

open access: yesArthroscopy, EarlyView.
Purpose To evaluate the comparative effectiveness of intra‐articular platelet‐rich plasma (PRP), stromal vascular fraction (SVF), bone marrow aspirate concentrate (BMAC), umbilical cord‐derived mesenchymal stem cell (UC‐MSC), and hyaluronic acid (HA) for pain relief and functional improvement in patients with knee osteoarthritis through network meta ...
Joo Hyung Han   +5 more
wiley   +1 more source

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