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Related Experiment Videos

Keeping plaster casts dry: what works?

Dominic M Nielsen1, Lionel G Ripley, David M Ricketts

  • 1Princess Royal Hospital, Haywards Heath, Sussex, UK. domnielsen@hotmail.com

Injury
|December 14, 2004
PubMed
Summary
This summary is machine-generated.

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Waterproof plaster cast protectors were evaluated for effectiveness. A simple plastic bag and elastic band proved as effective as commercial products for keeping casts dry during showering and swimming, offering a cheaper alternative.

Area of Science:

  • Orthopedics
  • Biomaterials Science
  • Rehabilitation Engineering

Background:

  • Plaster casts are essential for fracture management but are susceptible to water damage, compromising mechanical integrity.
  • Water exposure can lead to plaster degradation, potentially hindering healing and requiring cast replacement.
  • Existing commercial products aim to protect casts during water activities like showering and swimming.

Purpose of the Study:

  • To compare the efficacy of commercial plaster cast protectors against a basic plastic bag and elastic band.
  • To assess the water intrusion levels in plaster casts protected by different methods.
  • To determine the most cost-effective and convenient method for protecting plaster casts from water.

Main Methods:

  • Commercial plaster cast protectors and a plastic bag with an elastic band were tested.

Related Experiment Videos

  • Protectors were subjected to simulated showering, pool immersion, and active swimming conditions.
  • Quantitative measurements of water volume intruding into the cast were recorded for each method.

    • Main Results:

    • No significant difference in water intrusion was found between the plastic bag/elastic band method and commercial plaster protectors.
    • Both commercial protectors and the basic plastic bag demonstrated varying degrees of water ingress.
    • The plastic bag and elastic band combination was identified as a viable, cost-effective alternative.

    Conclusions:

    • Commercial plaster cast protectors offer no significant advantage over a simple plastic bag and elastic band for preventing water intrusion.
    • A plastic bag and elastic band is a recommended, economical, and convenient solution for protecting plaster casts during showering and swimming.
    • Patients can be advised to use a readily available plastic bag and elastic band for effective cast protection, reducing reliance on specialized products.