OBJECTIVE To monitor the use and return of disposable infusion device or injector.METHODS To make use of Microsoft Excel,design an applied software dealing with data input,formula edit,statistics calculation and analysis,and how to apply the software were introduced.RESULTS The information of the use and return of disposable infusion device or injector was automatically managed.Working efficiency was greatly improved.CONCLUSIONS The use and return of disposable infusion device or injector are effectively supervised since Microsoft Excel software is applied.