Results 71 to 80 of about 869,268 (413)

Inorganic Dielectric Materials Coupling Micro‐/Nanoarchitectures for State‐of‐the‐Art Biomechanical‐to‐Electrical Energy Conversion Devices

open access: yesAdvanced Materials, EarlyView.
Biomechanical‐to‐electrical energy conversion devices are uniquely suited for self‐driven physiological information monitoring and powering human–computer interaction systems. These devices based on micro‐/nanoarchitectured inorganic dielectric materials (MNIDMs) have shown ultrahigh electromechanical performance and thus great potential for practical ...
Jia‐Han Zhang   +12 more
wiley   +1 more source

The Effects of Body Mass Index on Lumbar Microdiscectomy Outcomes

open access: yesIranian Journal of Neurosurgery, 2021
Background and Aim: The incidence of obesity has steadily risen to epidemic proportions in numerous world regions. Surgeons often encounter problems in surgeries on obese patients.
Amir Abbas Ghasemi
doaj  

Experimentally based numerical models and numerical simulation with parameter identification of human lumbar FSUs in traction [PDF]

open access: yes, 2004
Numerical simulation of the behaviour of human lumbar spine segments, moreover, parameter-identification of the component organs of human lumbar FSUs are presented in traction therapies, by using FEM analysis. First, a simple 2D model, than a refined 2D
Kurutzné Kovács, Márta, Tornyos, A.
core  

Lumbar interspinous process fixation and fusion with stand-alone interlaminar lumbar instrumented fusion implant in patients with degenerative spondylolisthesis undergoing decompression for spinal stenosis [PDF]

open access: yes, 2016
STUDY DESIGN: Prospective cohort study. PURPOSE: To assess the ability of a stand-alone lumbar interspinous implant (interspinous/interlaminar lumbar instrumented fusion, ILIF) associated with bone grafting to promote posterior spine fusion in ...
Cinotti, Gianluca   +5 more
core   +2 more sources

Bioactive Glass Microscaffolds Fabricated by Two‐Photon Lithography

open access: yesAdvanced Materials, EarlyView.
Microstructuring of bioactive glasses offers great potential to influence cell behavior for bone tissue engineering. By utilizing two‐photon lithography of a nanocomposite and thermal post‐processing, single‐micron features and complex structures are achieved.
Leonhard Hambitzer   +7 more
wiley   +1 more source

Degeneration in the Zygapophysial Joint of the Fifth Lumbar Vertebra: The V-Shaped Sign Revealed by Bone Scintigraphy

open access: yesInternational Journal of General Medicine, 2021
Xin-Li Xie,* Yan Liu,* Bing Cheng, Xiao-Guang Du, Qiao Ruan, Xing-Min Han Department of Nuclear Medicine, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, 450052, Henan, People’s Republic of China*These authors contributed equally ...
Xie XL   +5 more
doaj  

An Atypical Case of Lumbar Scheuermann’s Disease

open access: yesMedicine Science, 2016
Scheuermann disease’s true etiology still remains unknown, but there appears to be a strong genetic as well as an environmental contribution. The kyphotic deformity is frequently attributed to "poor posture" which is still resulting in delayed diagnosis.
Taner Dandinoglu   +2 more
doaj   +1 more source

Sacral Stress Fracture in Pregnancy: Case Report and Review of Literature

open access: yesTürk Osteoporoz Dergisi, 2020
Sacral stress fractures (SSF) are one of the rare causes of lumbar and hip pain during pregnancy. The purpose of this report is to present a case of SSF diagnosed in the second trimester of pregnancy along with its diagnosis and treatment as wells as the
Hamza Sucuoğlu, Adem Aktürk
doaj   +1 more source

Technique of Biportal Endoscopic Transforaminal Lumbar Interbody Fusion [PDF]

open access: yesNeurospine, 2020
Biportal endoscopic transforaminal lumbar interbody fusion (TLIF) may have advantages of minimally invasive fusion surgery as well as those of endoscopic surgery.
Dong Hwa Heo   +4 more
doaj   +1 more source

Human lumbar spine injury risk in dynamic combined compression and flexion loading [PDF]

open access: yesarXiv, 2022
Anticipating changes to vehicle interiors with future automated driving systems, the automobile industry recently has focused attention on crash response in relaxed postures with increased seatback recline. Prior research found that this posture may result in greater risk of lumbar spine injury in the event of a frontal crash.
arxiv  

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