PubMed Journals Articles About "Flotation REST Virtual Reality Flotation REST Only Virtual" RSS

14:29 EST 9th December 2019 | BioPortfolio

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Showing "Flotation REST Virtual Reality Flotation REST Only Virtual" PubMed Articles 1–25 of 1,600+

The integration of immersive virtual reality in tertiary nursing and midwifery education: A scoping review.

Immersive virtual reality is an advancing technology that has the potential to change the traditional pedagogical approaches to teaching tertiary nursing and midwifery students. The application of immersive virtual reality in nursing and midwifery education may be a novel, accessible method for information provision and skill acquisition, however little is known of the extent of immersive virtual reality technology integration into tertiary nursing and midwifery programs.

Is virtual reality useful for pain management in patients who undergo medical procedures?

Pain management is a complex medical issue, and many efforts have been done to develop new non-pharmacological therapies. Virtual reality is a technology apparatus that make an interaction between human and virtual environment through an hardware (usually a headset) linked to a computer or a mobile, by using a software. Additionally, this virtual setting can be adapted to any type of scenario. Thus, it is plausible that the software used should be personalized depending on patient's experiences and expectat...

Performance and working mechanism of a novel anaerobic self-flotation reactor for treating wastewater with high suspended solids.

The new design of internal flotation components and the use of biogas were employed to develop a novel anaerobic self-flotation (ASF) reactor. Compared with the upflow anaerobic sludge blanket (UASB) reactor, the removal efficiencies of total chemical oxygen demand (COD) and suspended solids (SS) of the ASF reactor were higher than 90% under high SS concentration and high volumetric organic loading rate (OLR). The biogas flotation, sludge bed retention, and effluent washout accounted for 60%, 30%, and 10% o...

Cognitive load and performance in immersive virtual reality versus conventional virtual reality simulation training of laparoscopic surgery: a randomized trial.

Virtual reality simulators combined with head-mounted displays enable highly immersive virtual reality (VR) for surgical skills training, potentially bridging the gap between the simulation environment and real-life operating room conditions. However, the increased complexity of the learning situation in immersive VR could potentially induce high cognitive load thereby inhibiting performance and learning. This study aims to compare cognitive load and performance in immersive VR and conventional VR simulatio...

Virtual reality for animal navigation with camera-based optical flow tracking.

Virtual reality combined with a spherical treadmill is used across species for studying neural circuits underlying navigation and learning.


Brain mapping by direct electrical stimulation (DES) during awake craniotomy is now a standard procedure which reduces the risk of permanent neurologic deficits. Virtual reality technology (VR) immerses the patient in a virtually controlled, interactive world, offering a unique opportunity to develop innovative tasks for peroperative mapping of complex cognitive functions. The objective of this prospective monocentric study was to evaluate the tolerance and safety of a virtual reality headset (VRH) and imme...

Specific ion binding interactions in potash flotation.

As the main resource of potash fertilizer, high grade of sylvite (KCl) is mainly separated from halite (NaCl) in soluble potash ores using flotation. An effective flotation collector determines the separation efficiency of sylvite. However, the collector adsorption mechanism is still the subject of much debate due to high ions concentration in the flotation pulp. This paper studies the hydration status of KCl, the flotation behavior of KCl and NaCl with lauric acid and the interfacial water structure of the...

The Critical Role of Stereopsis in Virtual and Mixed Reality Learning Environments.

Anatomy education has been revolutionized through digital media, resulting in major advances in realism, portability, scalability, and user satisfaction. However, while such approaches may well be more portable, realistic, or satisfying than traditional photographic presentations, it is less clear that they have any superiority in terms of student learning. In this study it was hypothesized that virtual and mixed reality presentations of pelvic anatomy will have an advantage over two-dimensional (2D) presen...

Virtual reality in the rehabilitation of patients with stroke: an integrative review.

To describe the intervention protocols to using commercial video games as virtual reality (VR) in rehabilitation of patients with stroke.

What Players of Virtual Reality Exercise Games Want: Thematic Analysis of Web-Based Reviews.

Physical activity (PA) is associated with a variety of physical and psychosocial health benefits, but levels of moderate-to-vigorous intensity PA remain low worldwide. Virtual reality (VR) gaming systems involving movement (VR exergames) could be used to engage people in more PA.

Nonverbal synchrony in virtual reality.

How might nonverbal synchrony naturally evolve in a social virtual reality environment? And how can avatar embodiment affect how participants coordinate nonverbally with each other? In the following pre-registered between-subjects experiment, we tracked the movements of pairs of users during a collaborative or competitive task in immersive virtual reality. Each conversational partner controlled either a customized avatar body or an abstract cube that responded to their movements. We compared the movements o...

A review of effects and applications of ultrasound in mineral flotation.

Ultrasound technology is widely applied in the flotation process. From the perspective of the theory of ultrasound, this article explains the effects and applications of ultrasound in the flotation process. To obtain a clear understanding of ultrasonic effects, we observe the phenomena of ultrasound using a high-speed camera and a CCD camera, and investigate potential applications in flotation. From these different phenomena, the ultrasonic effects are classified into three types of effect: the transient ca...

Use of a Virtual Reality Device for Basic Life Support Training: Prototype Testing and an Exploration of Users' Views and Experience.

Immediate initiation of cardiopulmonary resuscitation significantly increases the chances of survival after a cardiac arrest. Virtual reality devices allow the integration of features of real patients into training to facilitate interaction and feedback, thus improving performance. However, its use as a training tool remains underexplored. The aims of this study were to undertake initial testing of a virtual reality basic life support prototype and to explore users' views and experiences.

Three days of training with a low-fidelity arthroscopy triangulation simulator box improves task performance in a virtual reality high-fidelity virtual knee arthroscopy simulator.

The aim of this work is to evaluate the effectiveness of training with the low-fidelity ArthroBox regarding performance of different basic arthroscopy tasks using a validated high-fidelity virtual reality simulator of the knee.

Use of Virtual Reality as a Surrogate for Parental Presence During Anesthetic Induction: A Case Report.

Virtual reality (VR), a computer-generated simulation of a 3-dimensional environment, is a relatively new method of providing distraction before and during procedures. We describe the use of a VR multiuser application, Oculus Rooms, to calm an anxious 10-year-old boy during transportation to the operating room and induction of anesthesia. The use of VR could lessen the perioperative anxiety of children by maintaining a virtual child-parent connection while avoiding the potential drawbacks to having parents ...

Distraction using virtual reality for children during intravenous injections in an emergency department: A randomized trial.

To determine whether the virtual reality as a distracting intervention could reduce pain and fear in school-age children receiving intravenous injections at an emergency department.

Development and validation of a general and easy assessable scoring system for laparoscopic skills using a virtual reality simulator.

To develop and validate a scoring system for laparoscopic skills for five specific tasks on a virtual reality simulator.

Effects of immersive virtual reality headset viewing on young children: Visuomotor function, postural stability and motion sickness.

To assess the safety of VR 3D Headset (virtual reality three-dimensional binocular-stereoscopic near-eye display) use in young children. Product safety warnings that accompany VR Headsets ban their use in children under age 13 years.

Efficacy of virtual reality on balance and gait in multiple sclerosis. Systematic review of randomized controlled trials.

Multiple sclerosis (MS) is a neurodegenerative disease that causes gait abnormalities and a deficit in balance control in the vast majority of people affected by it. Virtual reality has been proposed as a complementary approach to conventional physiotherapeutic treatment as a way of improving these variables.

A review of virtual reality simulators for neuroendoscopy.

Neurosurgery is a challenging surgical specialty that demands many technical and cognitive skills. The traditional surgical training approach of having a trainee coached in the operating room by the faculty is time-consuming, costly, and involves patient risk factors. Simulation-based training methods are suitable to impart the surgical skills outside the operating room. Virtual simulators allow high-fidelity repeatable environment for surgical training. Neuroendoscopy, a minimally invasive neurosurgical te...

Effect of Face-to-Face vs Virtual Reality Training on Cardiopulmonary Resuscitation Quality: A Randomized Clinical Trial.

Bystander cardiopulmonary resuscitation (CPR) is crucial for survival after cardiac arrest but not performed in most cases. New, low-cost, and easily accessible training methods, such as virtual reality (VR), may reach broader target populations, but data on achieved CPR skills are lacking.


The present study developed 3D video tutorials with commentaries, using virtual-reality headsets (VRH). VRHs allow 3D visualization of complex anatomy from the surgeon's point of view. Students can view the surgery repeatedly without missing the essential steps, simultaneously receiving advice from a group of experts in the field.

A Mini-Review of Virtual Reality-Based Interventions to Promote Well-Being for People Living with Dementia and Mild Cognitive Impairment.

Assistive technology including virtual reality and augmented reality has gained interest as a novel intervention in a range of clinical settings. This technology has the potential to provide mental stimulation, a connection to autobiographical memory through reminiscence, and enhanced quality of life (QoL) to people living with dementia (PLWD) and mild cognitive impairment (MCI). In this mini-review, we examine the available evidence from studies reporting on the potential benefits of virtual and augmented ...

Virtual Reality during Pediatric Vascular Access: A Pragmatic, Prospective Randomized, Controlled Trial.

Vascular access is a minor procedure that is associated with reported pain and fear in pediatric patients, often resulting in procedural incompliance. Virtual reality has been shown to be effective in adult populations for reducing pain and anxiety in various medical settings, although large studies are lacking in pediatrics.

Using Low-Cost Virtual Reality Simulation to Build Surgical Capacity for Cervical Cancer Treatment.

Worldwide, more than 80% of people diagnosed with cancer will require surgery during their disease course, but only 5% to 20% of low- and middle-income countries have access to safe, affordable, and timely surgery. Developing surgical oncology skills requires significant time and mentoring. Virtual reality (VR) simulators can reduce the time required to master surgical procedures but are prohibitively expensive. We sought to determine whether a VR simulator using low-cost computer gaming equipment could tra...

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