Results 51 to 60 of about 23,350 (224)

Are head-down tilt bedrest studies capturing the true nature of spaceflight-induced cognitive changes? A review

open access: yesFrontiers in Physiology, 2022
Although a number of studies have examined cognitive functions in space, the reasons behind the observed changes described by space research and anecdotal reports have not yet been elucidated. A potential source of cognitive changes is the cephalad fluid
Irén Barkaszi   +4 more
doaj   +1 more source

Gemini 3-7 astronauts [PDF]

open access: yes, 1965
Handwritten charts with biological information regarding the Gemini 3-7 ...

core  

Mechanism study of an articular cartilage repair material and its forward‐looking test for space medicine

open access: yesBMEMat, EarlyView.
The regeneration process following dLhCG engraftment progressed through four distinct and interconnected stages. dLhCG maintained its regenerative efficacy after 6 months of cosmic exposure, supporting its potential application in space medicine.
Xu Hu   +8 more
wiley   +1 more source

Water Electrolysis Technologies for Extraterrestrial Water Resource Conversion

open access: yesEcoEnergy, EarlyView.
This paper reviews four water electrolysis technologies for extraterrestrial water conversion: alkaline water electrolysis, proton exchange membrane water electrolysis, solid oxide water electrolysis, and anion exchange membrane water electrolysis. It elaborates on their mechanisms, components, and integration, highlighting challenges such as water ...
Yawen Jiang   +6 more
wiley   +1 more source

Low‐Dimensional Materials and Van Der Waals Heterostructures for Energy Application: A Comprehensive Review

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Low‐dimensional materials (0D, 1D, and 2D) exhibit unique electronic and physicochemical properties, enabling advanced nanoelectronic and optoelectronic devices. Mixed‐dimensional heterostructures combine these materials to enhance functionality.
Qaisar Alam   +3 more
wiley   +1 more source

Transoral Robotic Surgery in Head and Neck Oncology: A Scoping Review of Evidence, Technological Advancements, and Future Trajectories

open access: yesJournal of Surgical Oncology, EarlyView.
ABSTRACT Robotic surgery has transformed head and neck cancer (HNC) treatment. This scoping review synthesizes evidence on transoral robotic surgery (TORS), focusing on applications, limitations, and future directions. Following PRISMA‐ScR guidelines, this review used the PCC framework (Population: HNC patients; Concept: technological advancements ...
Anna Luíza Damaceno Araújo   +6 more
wiley   +1 more source

Is autonomic modulation different between European and Chinese astronauts? [PDF]

open access: yes, 2015
The objective was to investigate autonomic control in groups of European and Chinese astronauts and to identify similarities and differences.Beat-to-beat heart rate and finger blood pressure, brachial blood pressure, and respiratory frequency were ...
Yongzhi Li   +12 more
core   +1 more source

Understanding the Concept of Self‐Performed Ultrasound: A Scoping Review

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Self‐performed ultrasound is an emerging technology that facilitates adept self‐scans in untrained hands. Inspired by self‐performed imaging in space for more prompt diagnosis and therapy, it has the potential to accurately monitor chronic conditions remotely. However, the lack of supervision and physical restraints can hinder its usability.
Vy Do   +3 more
wiley   +1 more source

The Application of Telemedicine in Surgery

open access: yesMed Research, EarlyView.
This figure provides an overview of the content presented in this article. Telemedicine is integrated throughout the entire surgical workflow, with distinct applications across the preoperative, intraoperative, and postoperative phases. These applications are enabled by a suite of supporting technologies, while the associated implementation challenges ...
Yufan Yang   +8 more
wiley   +1 more source

Bone marrow adiposity modulation after long duration spaceflight in astronauts

open access: yes, 2023
Space travel requires metabolic adaptations from multiple systems. While vital to bone and blood production, human bone marrow adipose (BMA) tissue modulation in space is unknown.
Gerd Melkus   +5 more
core   +1 more source

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