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The Protego shield significantly reduces radiation exposure (RE) for catheterization lab staff, achieving zero exposure in 68% of cases. This novel system offers superior protection compared to traditional lead aprons, mitigating occupational health hazards.

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Area of Science:

  • Interventional Cardiology
  • Occupational Health
  • Medical Physics

Background:

  • Catheterization laboratories pose occupational health risks, including chronic radiation exposure (RE) leading to cataracts and cancer concerns.
  • Interventionists face orthopedic issues due to heavy lead aprons, highlighting the need for advanced protective measures.
  • The Protego shielding system is a novel solution designed to minimize operator RE, potentially eliminating the need for lead aprons.

Purpose of the Study:

  • To evaluate the efficacy of the Protego comprehensive shielding system in reducing physician operator radiation exposure during cardiac catheterization.
  • To compare radiation exposure levels between the Protego system and standard personal protective equipment.

Main Methods:

  • A single-center, 2-group cohort study involving 50 routine cardiac catheterization procedures (25 with Protego, 25 with standard protection).
  • Real-time dosimetry systems measured RE at thyroid and waist levels for each operator.
  • Data collected included procedure type, access site, fluoroscopy time, and patient BMI for comprehensive analysis.

Main Results:

  • The Protego shield demonstrated significantly superior RE protection compared to standard methods at both thyroid (0.36 ± 0.86 μSv vs 58.5 ± 50.2 μSv) and waist levels (0.84 ± 2.99 μSv vs 121.4 ± 171.2 μSv).
  • Remarkably, 68% of cases using Protego resulted in zero recorded radiation exposure.
  • No cases using standard protection achieved zero radiation exposure.

Conclusions:

  • The Protego shield system provides excellent radiation protection for physician operators, achieving zero exposure in a majority of procedures.
  • Its protective capabilities surpass standard methods and meet regulatory standards, enabling procedures without burdensome lead aprons.
  • This innovative shielding system holds significant potential for reducing occupational health hazards in the catheterization laboratory.