FIELD: medicine; performance of injections. SUBSTANCE: located in syringe body 1 are solid piston 5, piston 6 with perforations 7 and rod 8, and annular pistons 9 and 10. Piston 10 has flexible tabs and puncturing members 11. Body side wall has air-tight hollow filled with compressed gas or liquid nitrogen. EFFECT: higher efficiency. 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DISPOSABLE SYRINGE | 1991 |
|
RU2025137C1 |
| INJECTOR | 1991 |
|
RU2023451C1 |
| NEEDLE INJECTOR | 1990 |
|
RU2025134C1 |
| NEEDLE INJECTOR | 0 |
|
SU1811862A1 |
| HAULAGE MECHANISM | 1991 |
|
RU2027021C1 |
| TRACTION DEVICE | 0 |
|
SU1794184A3 |
| DISPOSABLE SYRINGE | 0 |
|
SU1832034A1 |
| DEVICE FOR DRILLING RISING BLAST-HOLES | 0 |
|
SU1709084A1 |
| GRIPPING DEVICE | 0 |
|
SU1832167A1 |
| DEVICE FOR UP-HOLE DRILLING | 0 |
|
SU1809034A1 |
