| 摘要 |
PROBLEM TO BE SOLVED: To provide a medicinal liquid injector which prevents the inclusion of the bacteria suspended in the air into the medicinal liquid and the contamination by contact by eliminating the need for an operation to transfer time medicinal liquid from a medicine bottle, etc., when injecting the medicinal liquid to a patient, facilitates and ensures the medicinal liquid replacement operation by a nurse or the patient himself or herself at home, etc., enables the injection drive by a small-sized motor by lessening the driving power loss at the time of injection and is capable of achieving a smaller size and lighter weight convenient for carrying. SOLUTION: The medicinal liquid 5 is filled into a medicine housing container 1 consisting of a stationary container part 3 having a discharge port 2 at the end and a deformed container part 4 having a thin peripheral part turned up and deformed from the other end to the inner side. While a pressing a pressing stem 6 to the end bottom of the deformed container part 4 from the outside and turning up the thin peripheral part of the deformed container part 4 to an inner side, the nurse or patent pushes in the pushing stem 6, thereby discharging the medicinal liquid 5 in the medicine housing constitute 1 from the discharge port of the stationary container part 3. |
