| 发明名称 |
RETRACTABLE SYRINGE NEEDLE |
| 摘要 |
A retractable needle is provided for a syringe comprising a barrel and a plunger that comprises a portion capable of engaging the retractable needle for retraction. The retractable needle comprises a cannula, a needle body having a plunger-engaging member, at least one aperture and an which is in fluid communication with the at least one aperture, wherein the at least one aperture is located between the plunger-engaging member and the elongate portion. The positioning of the at least one aperture distal to the plunger-engaging member maximizes the efficiency of fluid delivery. |
| 申请公布号 |
US2014330217(A1) |
申请公布日期 |
2014.11.06 |
| 申请号 |
US201214356428 |
申请日期 |
2012.11.09 |
| 申请人 |
UNITRACT SYRINGE PTY LTD |
发明人 |
Thorley Craig Stephen;Kaal Joseph Hermes;Rafferty Christopher;Wallis Huw Umberto;Hueso-Monis Ernesto;Law Kamman;Sokolov Richard |
| 分类号 |
A61M5/32;A61M5/315 |
主分类号 |
A61M5/32 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A retractable needle for a syringe comprising a barrel and a plunger comprising a portion capable of engaging the retractable needle for retraction of the retractable needle, said retractable needle comprising a cannula, a needle body having a plunger-engaging member, at least one aperture and an elongate portion which houses at least part of the cannula, the cannula comprising an end which is in fluid communication with the at least one aperture, wherein the at least one aperture is located between the plunger-engaging member and the elongate portion. |
| 地址 |
Sydney AU |
