| 摘要 |
PROBLEM TO BE SOLVED: To accurately administer the fixed amount of liquid medicine at all times without separate adjustment especially at the time of administering special painkiller and antibiotic, to temporarily administer the large amount of the liquid medicine as required depending on the state of a patient and to efficiently treat the patient. SOLUTION: This medicine injector is provided with a liquid medicine storage means 200 positioned inside a case 100 provided with the small amount of capacity for storing the liquid medicine while being expanded by a supplied liquid medicine amount and completely discharging the stored liquid medicine without residual by expansion pressure in the case of administering the liquid medicine to the patient. Then, it is provided with a 3-way valve 400 connected to the tip part outer side of the liquid chemical storage means for injecting the liquid medicine and discharging the stored liquid medicine through a hose 300 and a liquid medicine amount adjustment means 500 connected to the end part of the hose 300 for adjusting the liquid medicine amount so as to supply the fixed amount at all times and temporarily administering the stored liquid medicine as required after storing a part of the supplied liquid medicine. |
