Results 31 to 40 of about 2,080,460 (348)

A black femoral head

open access: yesBMJ Case Reports, 2009
A 55-year-old white female complained of progressive pain in the left hip mainly while walking. Since the age of 40 she had suffered from back pain and stiffness. In 2000 she consulted a rheumatologist who noticed brown pigmentation on the sclera and external ear, and diagnosed alkaptonuria. A quantitative essay of …
Enrico, Selvi   +3 more
openaire   +3 more sources

Assessing the material loss of the modular taper interface in retrieved metal on metal hip replacements [PDF]

open access: yes, 2015
Measuring the amount of material loss in the case of revised hip replacements is considered to be a prerequisite of understanding and assessing the true in vivo performance of the implant.
Bills, Paul J.   +3 more
core   +1 more source

Osteonecrosis of the femoral head: pathophysiology and current concepts of treatment

open access: yesEFORT Open Reviews, 2019
Osteonecrosis of the femoral head is a disabling pathology affecting a young population (average age at treatment, 33 to 38 years) and is the most important cause of total hip arthroplasty in this population.
D. Petek, D. Hannouche, D. Suvà
semanticscholar   +1 more source

Do ceramic femoral heads reduce taper fretting corrosion in hip arthroplasty? A retrieval study. [PDF]

open access: yes, 2013
BACKGROUND: Previous studies regarding modular head-neck taper corrosion were largely based on cobalt chrome (CoCr) alloy femoral heads. Less is known about head-neck taper corrosion with ceramic femoral heads.
Gilbert, Jeremy L   +11 more
core   +2 more sources

Efficacy of artificial femoral head replacement for femoral head avascular necrosis

open access: yesMedicine, 2019
Abstract Background: Femoral head avascular necrosis (FHAN) is one of the most common progressive orthopedic disorders. Previous studies have reported that artificial femoral head replacement (AFHR) can effectively treat patients with FHAN. However, no systematic review has investigated the efficacy of AFHR for FHAN. This study
Wang, Shou-Feng   +5 more
openaire   +2 more sources

Total hip replacement for the treatment of end stage arthritis of the hip : a systematic review and meta-analysis [PDF]

open access: yes, 2014
Background: Evolvements in the design, fixation methods, size, and bearing surface of implants for total hip replacement (THR) have led to a variety of options for healthcare professionals to consider.
Clarke, Aileen   +7 more
core   +3 more sources

The efficacy and safety of core decompression for the treatment of femoral head necrosis: a systematic review and meta-analysis

open access: yesJournal of Orthopaedic Surgery and Research, 2019
BackgroundCore decompression (CD) is an important method for the treatment of osteonecrosis of the femoral head (ONFH). Few articles investigate the influence of core decompression on outcomes of ONFH. This study was carried out to observe the safety and
Kun-Chi Hua   +6 more
semanticscholar   +1 more source

Performance of the resurfaced hip. Part 1: the influence of the prosthesis size and positioning on the remodelling and fracture of the femoral neck

open access: yes, 2010
Hip resurfacing is an established treatment for osteoarthritis in young active patients. Failure modes include femoral neck fracture and prosthesis loosening, which may be associated with medium-term bone adaptation, including femoral neck narrowing and ...
Browne, Martin   +2 more
core   +1 more source

Ichneumonid wasps from Madagascar. VI. The genus Pristomerus (Hymenoptera: Ichneumonidae: Cremastinae) [PDF]

open access: yes, 2013
Pristomerus species of Madagascar are revised. We report 15 species, of which 12 are newly described: P. guinness sp. nov., P. hansoni sp. nov., P. kelikely sp. nov., P. keyka sp. nov., P. moramora sp. nov., P. melissa sp. nov., P. patator sp.
Rousse, Pascal   +2 more
core   +3 more sources

Osteonecrosis of the Femoral Head.

open access: yesThe Orthopedic cllinics of North America, 2019
Osteonecrosis of the femoral head most commonly arises from trauma or corticosteroid and alcohol use but is also associated with blood dyscrasias and metabolic and coagulation disorders.
A. Cohen-Rosenblum, Q. Cui
semanticscholar   +1 more source

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