Results 1 to 10 of about 18,073 (241)

Evaluating the efficacy of eggshell-derived hydroxyapatite (EHA) and synthetic hydroxyapatite (SHA) in bone regeneration of maxillofacial defects-a randomized double-blind pilot comparative clinical-radiological study. [PDF]

open access: yesJ Oral Biol Craniofac Res
Background: Defects of the maxillofacial skeleton lead to functional, aesthetic, social, and behavioral problems, that make the person isolate from the mainstream of society. So, bone regeneration is needed for the overall health. Since long time various
Changani K   +6 more
europepmc   +2 more sources

The current role of elbow hemiarthroplasty compared to total arthroplasty in the treatment of distal humerus fractures in the elderly. Twice the trouble or half the hassle? [PDF]

open access: yesJSES Rev Rep Tech
Background: Unreconstructable distal humerus fractures in elderly patients are commonly treated with total elbow arthroplasty (TEA). However, TEA has the major disadvantage of lifelong weight-bearing restrictions.
Peuker F   +6 more
europepmc   +2 more sources

A comparative evaluation of eggshell derived hydroxyapatite and demineralized freeze-dried bone allograft in alveolar ridge preservation - a randomized clinical trial. [PDF]

open access: yesBiomater Investig Dent
Background: Alveolar ridge preservation (ARP) is critical for minimizing post-extraction bone loss and maintaining ridge dimensions essential for prosthetic replacement.
Gokul MNR   +6 more
europepmc   +2 more sources

Usefulness of levels of 2-methylbutyrylglycine and 2-ethylhydracrylic acid in urine for diagnosing 2-methylbutyrylglycinuria. [PDF]

open access: yesOrphanet J Rare Dis
Background The congenital disease 2-methylbutyrylglycinuria involves defective isoleucine metabolism and is currently diagnosed based on elevated levels of 2-methylbutyrylcarnitine/isovalerylcarnitine C5 in blood, followed by analysis of 2 ...
Liu H   +6 more
europepmc   +2 more sources

Validation of Aero-Load Estimator for Convair 880 Aircraft Flight Simulator Benchmark with Electro-Hydrostatic Actuators [PDF]

open access: yesINCAS Bulletin, 2021
Simulating an aircraft model using of high fidelity models of subsystems for its primary and secondary flight control actuators requires measuring or estimating aero-load data acting on flight control surfaces.
Yamina BOUGHARI   +4 more
doaj   +1 more source

Are all thermometers equal? A study of three infrared thermometers to detect fever in an African outpatient clinic [PDF]

open access: yesPeerJ, 2022
Infrared thermometry has certain advantages over traditional oral thermometry including quick, non-invasive administration and an absence of required consumables.
Nirmal Ravi   +2 more
doaj   +2 more sources

Performance analysis of an electro-hydrostatic actuator with high-pressure load sensing based on fuzzy PID [PDF]

open access: yesMechanical Sciences, 2021
Electro-hydrostatic actuator (EHA) is an important form of power-by-wire (PBW) technology, which is widely used in aircraft because of the characteristics of small size, high power and light weight.
H. Zhang, L. Ding, W. Zhang, C. Li
doaj   +1 more source

Double Redundancy Electro-Hydrostatic Actuator Fault Diagnosis Method Based on Progressive Fault Diagnosis Method

open access: yesActuators, 2022
The electro-hydrostatic actuator (EHA) is the key component of most electric aircraft, and research on its fault diagnosis technology is of great significance to improve the safety and reliability of aircraft flight.
Hai-Tao Qi   +3 more
doaj   +1 more source

Research on Refined Modeling and Fuzzy Control of Electro-Hydrostatic Actuator with Co-Simulation Method

open access: yesEnergies, 2022
The EHA is a highly integrated closed hydraulic system which is widely used in aerospace, vehicles, and robotics because of its high power and lightweight size.
Ruizhe Li, Yuhuan Du, Yang Yu
doaj   +1 more source

Research on Power Matching and Energy Optimal Control of Active Load-Sensitive Electro-Hydrostatic Actuator

open access: yesIEEE Access, 2021
Electro-hydrostatic actuator (EHA) is an important type of power-by-wire (PBW) which is a highly integrated closed volume control system with the advantages of high reliability, high efficiency and easy maintenance.
Ligang Huang   +3 more
doaj   +1 more source

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