PROBLEM TO BE SOLVED: To provide a melting device which allows a worker to grasp in advance, a put-in timing of a powdered drug for dialysis to be added.SOLUTION: There is provided a melting device 1 comprising melting tanks (2, 3) capable of storing a prescribed amount of stock solution for dialysis, and in dialysis treatment, following to feeding of the stock solution for dialysis in the melting tank to plural dialysis devices for performing dialysis treatment to a patient, putting a prescribed amount of the powdered drug for dialysis to be added and melting the same, the melting device further comprising: storage means 5 for storing a timing when the powdered drug for dialysis has been put in a past dialysis treatment time, as an actual putting timing prediction means 7 for predicting a timing when the powdered drug for dialysis to be added may be put in a dialysis treatment which is going to be performed, as a predicted putting timing, based on the actual putting timing stored in the storage means 5 and display means 8 for displaying a predicted putting timing predicted by the prediction means 7.SELECTED DRAWING: Figure 5COPYRIGHT: (C)2019,JPO&INPIT【課題】追加の透析用粉末剤の投入タイミングを作業者に対して予め把握させることができる溶解装置を提供する。【解決手段】透析用原液を所定量収容し得る溶解槽(2、3)を具備し、透析治療中、患者に透析治療を施すための複数の透析装置側に溶解槽の透析用原液を送液するのに伴って、追加の透析用粉末剤を所定量毎に投入させて溶解し得る溶解装置1において、過去の透析治療中における追加の透析用粉末剤を投入したタイミングを実績投入タイミングとして記憶し得る記憶手段5と、記憶手段5で記憶された実績投入タイミングに基づいて、これから行われる透析治療中における追加の透析用粉末剤を投入するタイミングを予測投入タイミングとして予測し得る予測手段7と、予測手段7で予測された予測投入タイミングを表示し得る表示手段8とを具備したものである。【選択図】図5
