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Related Concept Videos

Design Example: Designing Water Slide01:18

Design Example: Designing Water Slide

When designing a water slide, controlling the speed of water flow is crucial for rider safety while maintaining an exciting experience. As water flows down the slide, gravity causes it to accelerate, with its speed at the bottom depending on the height from which it starts. The higher the slide, the more potential energy the water has at the top, which is converted into kinetic energy as it descends, increasing its speed.
Bernoulli's principle determines the water's velocity along the slide.
Formation of the Platelet Plug01:22

Formation of the Platelet Plug

The platelet phase, the second stage of hemostasis, commences around 15-20 seconds after an injury. It follows and overlaps with the vascular phase, during which blood vessels constrict to minimize blood loss.
As the injured blood vessel contracts, endothelial cells undergo contraction, revealing collagen fibers in the basement membrane and underlying connective tissue. Furthermore, the plasma membrane of endothelial cells becomes adhesive, preparing the site for platelet adhesion. Platelets...

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A Novel Cell Injection Method with Minimum Invasion
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Reducing slide sheet injury.

Lynn Varcin-Coad

    The Queensland Nurse
    |February 6, 2009
    PubMed
    Summary

    Slide sheets are not the primary cause of nursing staff injuries. Inappropriate workplace design and inadequate risk controls are the main factors contributing to musculoskeletal disorders from manual handling.

    Area of Science:

    • Occupational Health and Safety
    • Ergonomics
    • Nursing Practice

    Background:

    • Nursing staff, carers, and clients experience injuries.
    • Slide sheets are frequently cited as a cause of hand and forearm injuries.
    • However, other factors contribute to these injuries.

    Purpose of the Study:

    • To identify the primary causes of musculoskeletal disorders in nursing staff.
    • To investigate the link between manual handling, workplace design, and staff injuries.
    • To highlight the role of risk control in preventing injuries.

    Main Methods:

    • Literature review on reported causes of nursing staff injuries.
    • Analysis of factors contributing to musculoskeletal disorders in manual handling.
    • Expert opinion from physiotherapists on workplace design and risk control.

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    Main Results:

    • Inappropriate or poorly designed and equipped work areas are the most significant factors.
    • Inefficiencies in workplace design and lack of high-order risk control place a burden on staff.
    • Slide sheets are not the sole or primary cause of injuries.

    Conclusions:

    • Workplace design and effective risk management are crucial for preventing musculoskeletal disorders in healthcare.
    • Addressing systemic design flaws is essential to reduce staff injuries related to manual handling.
    • Focus should shift from blaming equipment like slide sheets to improving the work environment.