OCRA (Acciones Ocupacionales Repetitivas)

OCRA

OCRA (Acciones Ocupacionales Repetitivas)

Objetivo:

Un método para analizar el riesgo de trastornos del miembro superior relacionados con el trabajo (WRULD) debidos a tareas repetitivas.

Cómo se utiliza:

Ventajas

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Categorías:

Ideal para:

The OCRA methodology finds applications across various industries such as manufacturing, healthcare, and logistics, where repetitive upper limb movements are commonplace. It is particularly useful during the design and assessment phases of workstations and workflows, allowing engineers and ergonomists to identify risk factors before implementing new systems or modifying existing ones. Participants in this methodology typically include ergonomists, occupational health professionals, and production managers, who collaborate to analyze tasks and develop strategies for reducing risks associated with musculoskeletal disorders. For instance, in assembly lines, OCRA can aid in evaluating workstations where employees perform similar tasks rapidly and repetitively. The methodology accommodates various task characteristics, making it adaptable for different workflows, whether in high-paced environments like food processing or in more controlled settings like assembly of electronics. By providing a quantified index indicating risk levels, teams can prioritize interventions based on data-driven decisions that guide job redesigns, rotation schedules, and appropriate rest periods, which contribute to improved worker well-being while maintaining productivity. Therefore, integrating OCRA allows organizations to proactively address potential hazards before they lead to injuries, supporting a culture of safety and efficiency.

Pasos clave de esta metodología

  1. Identify the specific task being evaluated for repetitive actions.
  2. Determine the frequency of actions performed per hour.
  3. Assess the forces exerted during the task, quantifying the level of exertion.
  4. Evaluate the postures and movements adopted throughout the task.
  5. Record the duration of the repetitive task in each working cycle.
  6. Account for recovery periods between repetitions and shifts.
  7. Calculate the OCRA index based on the collected data and defined factors.
  8. Interpret the OCRA index score to assess the risk of musculoskeletal disorders.
  9. Propose modifications to reduce risk factors based on the assessment.

Consejos profesionales

  • Incorporate real-time motion capture technology to analyze repetitive actions more accurately, allowing for precise adjustments to ergonomics.
  • Utilize machine learning algorithms to predict potential risk factors by analyzing historical OCRA data across various job roles, leading to proactive ergonomic interventions.
  • Regularly update the input parameters based on emerging research and case studies to refine the OCRA scoring system, ensuring it reflects the latest findings in biomechanics and occupational health.

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