Results 1 to 10 of about 38,058 (217)

Segmental range of motion of vertebral body tethering: an in-vitro analysis of single-tether, double-tether, and hybrid constructs [PDF]

open access: yesJournal of Orthopaedic Surgery and Research
Purpose Vertebral Body Tethering (VBT) is emerging as a promising approach for treating Adolescents with Idiopathic Scoliosis. This study aims to address the limited experimental research on vertebral body tethering by examining its biomechanical effects
Marx Ribeiro   +14 more
doaj   +2 more sources

Influence of configuration and anchor in ligamentous augmentation to prevent proximal junctional kyphosis: A finite element study

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Ligament augmentation has been applied during spinal surgery to prevent proximal junctional kyphosis (PJK), but the configuration and distal anchor strategies are diverse and inconsistent.
Wei Liu   +6 more
doaj   +1 more source

Endoplasmic Reticulum–Mitochondria Contact Sites—Emerging Intracellular Signaling Hubs

open access: yesFrontiers in Cell and Developmental Biology, 2021
It has become apparent that our textbook illustration of singular isolated organelles is obsolete. In reality, organelles form complex cooperative networks involving various types of organelles. Light microscopic and ultrastructural studies have revealed
Saeko Aoyama-Ishiwatari   +1 more
doaj   +1 more source

Comparison between Different Re-Entry Technologies for Debris Mitigation in LEO

open access: yesApplied Sciences, 2022
The population of satellites in Low Earth Orbit is predicted to growth exponentially in the next decade due to the proliferation of small-sat constellations.
Francesco Barato
doaj   +1 more source

Investigation on an Electric Tether Management System and its Control for Deep-sea Remotely Operated Vehicles

open access: yesKongzhi Yu Xinxi Jishu, 2023
In deep-sea operations, tethers play a vital role in providing energy supply and information transmission for remotely operated vehicles (ROVs). To further refine the collect and release planning of the tether and to regulate ROVs' underwater range of ...
DU Kaibing   +4 more
doaj   +3 more sources

Characterization of the Viscoelastic Properties of Ovarian Cancer Cells Membranes by Optical Tweezers and Quantitative Phase Imaging

open access: yesFrontiers in Physics, 2020
Ovarian cancer is the deadliest gynecological cancer in women. It is a highly metastatic disease with pelvis, regional lymph nodes, and peritoneal cavity as major sites for tumor deposits.
Thompson Lu, Bahman Anvari
doaj   +1 more source

Tangle-Free Exploration with a Tethered Mobile Robot

open access: yesRemote Sensing, 2020
Exploration and remote sensing with mobile robots is a well known field of research, but current solutions cannot be directly applied for tethered robots.
Danylo Shapovalov   +1 more
doaj   +1 more source

Dynamic Analysis and Libration Control of Electrodynamic Tether for Reboost Applications

open access: yesIEEE Access, 2021
Electrodynamic tethers can be employed as an immensely promising propulsion system for boosting the altitude of spacecraft, cite instance space stations, satellites, and the like, which ameliorates the expenditure of fuel and minimizes detrimental ...
Yanfang Li   +3 more
doaj   +1 more source

Space verification experimental analysis for attitude control of a tethered space robot

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper describes evaluation analysis for the space verification experiment of a tethered space robot on the sounding rocket "S-520-25." The S-520-25 rocket was launched on August 31, 2010.
Masahiro NOHMI
doaj   +1 more source

Contact Analysis of Mobility Devices Based on Tension

open access: yesModelling, 2021
Advances in space technology have opened up opportunities for human beings to work in outer space. It is expected that the upsizing of manned space facilities, such as the International Space Station, will further this trend.
Satoshi Takayama   +2 more
doaj   +1 more source

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