| 摘要 |
PROBLEM TO BE SOLVED: To provide a needlestick prevention device for an injection device, which is simple to manufacture and use, and is safe in operation.SOLUTION: The needlestick prevention device for an injection device having a hollow needle 3 includes a sheath attached to the injection device. The sheath has three positions. In a first inoperative position, the sheath hermetically encloses the needle 3. In a second operative position, a first part of the sheath is removed, a second part 5 remains attached to the injection device and a third part 6 is pivoted around a hinge 16 to expose the needle. In a third cover position, the third part 6 is pivoted around the hinge 16 to cover at least the tip of the needle 3 and is retained at a prescribed position by a retaining means that acts between the second part 5 and the third part 6. |
