发明名称 |
IMPROVED SAFETY BUTTERFLY NEEDLE |
摘要 |
A butterfly needle (100) for venipuncture comprises a body (1) with two protruding flexible tongues (2) that can be bent by manual gripping by the user from a diverging position to a converging position, and a needle (9) mounted axially in the fore end of a needle-carrier (3) which a tail (8) protruding rearward from the body (1) to couple with the connection of a flexible tube destined to be connected to a syringe or a bottle. The needle- carrier (3) is mounted axially slidable in the body (1) to pass from a forwa rd position of use wherein the needle (9) protrudes forward from the body (1) t o perform the injection to a retracted position of safety wherein the needle ( 9) is protected inside the body (1), there being provided guide means (13, 33) able to guide the axial movement of the needle-carrier (3) inside the body ( 1) and end-of-stroke and locking means (18, 17, 36) able to lock the needle- carrier is said advanced position and in said retracted position.
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申请公布号 |
CA2490524(A1) |
申请公布日期 |
2003.12.31 |
申请号 |
CA20032490524 |
申请日期 |
2003.06.04 |
申请人 |
RIGHI, NARDINO;ROSSI, ROBERTO;RESTELLI, SERGIO |
发明人 |
RIGHI, NARDINO;RESTELLI, SERGIO;ROSSI, ROBERTO |
分类号 |
A61M5/32;A61M5/158;A61M25/06;(IPC1-7):A61M5/32 |
主分类号 |
A61M5/32 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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