LIQUID MEDICINE APPLYING APPARATUS AND AIR VENTING METHOD IN LIQUID MEDICINE APPLYING APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a liquid medicine applying apparatus which can surely discharge air mixed in a liquid medicine channel to the outside air while suppressing amount of useless liquid medicine to a small amount, and to provide an air venting method in the liquid medicine applying apparatus.

SOLUTION: The liquid medicine applying apparatus is provided with: an air venting duct line 28 which branches and extends from the liquid medicine channel 27 and opens at an outer surface between a syringe 26 of a joint member 25 and a casing 21; and an expansion plug 29 which blocks the air venting duct line 28 and is detached from the air venting duct line 28 to release the air venting duct line 28 to the outside air when air venting for discharging air mixed in the liquid medicine channel 27 to the outside is carried out.

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