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Desinfección solar de residuos biomédicos infecciosos: un nuevo enfoque para los países en desarrollo
V Chitnis1, S Chitnis, S Patil
1Department of Microbiology, Choithram Hospital and Research Centre, Indore, India. vikrant_chitnis@hotmail.com
Lancet (London, England)
|October 25, 2003
Resumen
La calefacción solar ofrece una solución de bajo costo para la desinfección de desechos médicos infecciosos en los países en desarrollo. Este método reduce efectivamente las bacterias viables, lo que lo convierte en una alternativa viable a las costosas tecnologías.
Área de la Ciencia:
- Ciencias del medio ambiente Ciencias del medio ambiente.
- Salud Pública La salud pública.
- Gestión de enfermedades infecciosas Gestión de enfermedades infecciosas.
Sus antecedentes:
- La gestión de residuos biomédicos infecciosos plantea desafíos significativos en los países en desarrollo debido al alto costo de las tecnologías convencionales como la incineración.
- Existe una necesidad crítica de métodos de desinfección asequibles y accesibles para los desechos médicos en entornos con recursos limitados.
Objetivo del estudio:
- Evaluar el calentamiento solar como una tecnología rentable para la desinfección de desechos médicos infecciosos.
- Para determinar la eficacia del calor solar en la reducción de la carga bacteriana en residuos infecciosos simulados y reales.
Principales métodos:
- Los residuos infecciosos simulados con bacterias de desafío fueron expuestos al calor solar en una olla solar tipo caja durante 6 horas.
- Los desechos médicos infecciosos reales con altas cargas bacterianas de la unidad de quemado de un hospital fueron sometidos a desinfección solar por calor.
- La viabilidad bacteriana se cuantificó antes y después de la exposición solar para determinar la reducción del registro.
Principales resultados:
- El calentamiento solar logró una reducción aproximada de 7 logaritmos en bacterias viables en desechos infecciosos simulados.
- Se observó una reducción similar de 7 logaritmos en las bacterias viables al desinfectar desechos médicos infecciosos reales con altas cargas bacterianas.
Conclusiones:
- El calentamiento solar es un método muy eficaz y barato para la desinfección de residuos médicos infecciosos.
- Esta tecnología presenta una solución sostenible y práctica para la gestión de residuos médicos en países menos desarrollados económicamente.
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