Anaesthesia Anaesthetic equipments 36fff068 What is the modification of the Mapelson E breathing system used in infants? A Mapleson A B Mapleson B C Mapleson C D Mapleson F High-Yield Explanation Jackson's Rees is best suited for pediatric ventilation.Modification of Ayer's T-piece /type E used in children <6years or 20kgs.