RESUMO
A method for disinfecting fibreoptic endoscopes with povidone-iodine and a simple cleaning device, consisting of a curved glass pipe and a peristaltic pump is described. If properly employed the system produces satisfactory results.
Assuntos
Duodenoscópios , Esterilização/instrumentação , Desinfetantes , Escherichia coli/efeitos dos fármacos , Etanol/farmacologia , Tecnologia de Fibra Óptica/instrumentação , Povidona-Iodo/farmacologia , Pseudomonas/efeitos dos fármacos , Esterilização/métodosRESUMO
The filmadsorber, an experimental haemoperfusion column containing activated powder charcoal embedded in a colloidal film, has been tested in pigs with ischaemicnecrosis of the liver. Haemoperfusion with a flow of 200 ml/min was performed for a duration of 4 to 6 hours. Bile acid clearances varied between +/- 52 ml/min (1st hour) and +/- 23 ml/min (6th hour). Clearances for aromatic amino acids were initially even higher (phenylalanine 115, tyrosine 112 and methionine 46 ml/min). No ammonia was removed. Side-effects were minimal, although platelets fell 24 +/- 15%. We conclude that haemoperfusion with the filmadsorber is well tolerated and associated with high clearances for bile acids and some amino acids, particularly in the first hours of treatment.