LIQUID MEDICINE-MEASURING DEVICE FOR LIQUID MEDICINE-INJECTING DEVICE

摘要

A liquid medicine-injecting device (30) comprises an elastic container (31), an inlet port (32) from which a liquid medicine is poured in the elastic container (31), and a delivery pipeline (33) for delivering the liquid medicine discharged from one end of the elastic container (31) to a patient. Weight-weighing means (1) is provided in the liquid medicine-injecting device (30), and the residual amount of the liquid medicine filled in the elastic container (31) is measured by weighing the weight of the liquid medicine-injecting device (30) using the weight-weighing means (1).