Liquid medicine-measuring device for liquid medicine-injecting device

摘要

Disclosed is a medical liquid meter (10) for use with a medical liquid feeding device (30) including an expandable container (31), an inlet port (32) for supplying a medical liquid into the expandable container (31) therethrough, and a feed duct (33) for feeding to a patient the medical liquid discharged from one end of the expandable container (31). The medical liquid meter (10) comprises a weight-measuring mechanism (1). The weight of the medical liquid feeding device (30) is measured using the weight-measuring mechanism (1) so as to quantify a remaining amount of the medical liquid stored in the expandable container (31).