Results 51 to 60 of about 72,680 (294)

CHONDROMALACIA OF THE PATELLA [PDF]

open access: yesThe Journal of Bone and Joint Surgery. British volume, 1956
1. Chondromalacia, sometimes a precursor of osteoarthritis, is present in the articular cartilage of the patella of most people by the age of thirty; it causes symptoms in only a few, and it gives rise to osteoarthritis in fewer still. It may progress slowly or quickly but there is no clinical method of assessing the prognosis at an early stage.
P, WILES, P S, ANDREWS, M B, DEVAS
openaire   +2 more sources

«Non credete nella Befana». Sull’intervento di Patella a Pontignano

open access: yes, 2021
Il saggio introduttivo ad una conversazione tra Enrico Crispolti e Luca Maria Patella ricostruisce la storia del rapporto tra il critico e l'artista, dando coordinate storico-artistiche ai contenuti del ...
Raffaele Bedarida
core  

Perceived Time Shapes Physical Fatigue Accumulation and Its Neural Oscillatory Correlates

open access: yesAdvanced Science, EarlyView.
Can a clock change the course of physical fatigue? By covertly manipulating the clock calibration during repeated isometric contractions, we showed that perceived time shapes fatigue accumulation and frontal oscillatory dynamics. While fatigue accumulation was only reduced when the clock was slowed down, frontal oscillatory dynamics followed perceived ...
Pierre‐Marie Matta   +3 more
wiley   +1 more source

Current approaches to treatment of patients with closed fractures of the patella

open access: yesГений oртопедии, 2021
. Introduction Treatment of patients with acute fractures of the patella is the task of the trauma and orthopedic service and should provide restoration of the integrity of the bone tissue and the extensor apparatus of the knee joint for its early ...
Yuriy D. Kim   +4 more
doaj   +1 more source

Patellar Resurfacing in Total Knee Arthroplasty, a Never-Ending Controversy; Case Report and Literature Review

open access: yesDiagnostics, 2023
Total knee arthroplasty (TKA) remains a lifesaving procedure for advanced gonarthrosis. However, patella resurfacing (PR) in TKA remains a controversial procedure, leading to extensive discussions amongst orthopedic surgeons, regarding its indications ...
Răzvan Adam   +6 more
doaj   +1 more source

Bone Marrow Macrophage STING Signaling is a Direct Nexus Linking Marrow Adipose Expansion to NAD+ Depletion and Osteogenic Decline in Skeletal Aging

open access: yesAdvanced Science, EarlyView.
This study reveals that during skeletal aging, bone marrow adipocyte‐derived sDPP4 primes STING signaling in macrophages. In combination with mitochondrial DNA, this signaling activates CD38 and depletes local NAD+/NMN, thereby impairing osteogenesis.
Zhichao Li   +12 more
wiley   +1 more source

A Case of Neglected Patella Dislocation Related to Tibial Plateau Fracture

open access: yes, 2013
Acute dislocation of the patella is a common orthopaedic emergency. The dislocated patella commonly reduces spontaneously or is reduced by a physician as an emergency. Rarely, open reduction is needed. Osteochondral fragments that detach from the patella
Mehmet Ali ACAR   +3 more
core   +1 more source

Intra-articular horizontal dislocation of the patella: a rare injury and review of the literature. [PDF]

open access: yes, 2020
Acute traumatic intra-articular dislocation of the patella is not a common presentation in orthopaedic practice; less frequently observed than extra-articular dislocation of the patella.
Joseph, Zacharia   +11 more
core   +2 more sources

Sequential Regulation of Neurovascular Bone Regeneration in Large Bone Defects Using Black Phosphorus‐Europium Nanosheet Integrated TPMS Biomimetic Scaffold with Photo‐Controlled Ion Release

open access: yesAdvanced Science, EarlyView.
TPBE scaffolds, in conjunction with mild photothermal effects, effectively activate the PI3K/Akt signaling cascade, thereby promoting early neuronal differentiation and neurite growth. Short‐term (12 W) in vivo implantation studies revealed no significant pathological damage to major organs, providing preliminary evidence of the material's excellent ...
Bingqian Wang   +8 more
wiley   +1 more source

Biological tribological properties between polyetheretherketone and patella cartilage

open access: yesCailiao gongcheng, 2019
Reciprocating sliding friction and wear tests were carried out on polyetheretherketone (PEEK) and natural patella cartilage using the pin-on-disk configuration at different normal loads, slipping velocity and friction pairs under 25% fetal bovine serum ...
ZHANG Xin-yue   +3 more
doaj   +1 more source

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