| 摘要 |
A safety winged set includes essentially a winged needle and a winged needle cover, wherein the winged needle is provided with one lateral piece extending from two lateral sides thereof, respectively, the winged needle cover is provided with several gliding slots corresponding to the number and positions of the lateral pieces of the syringe, on the rear and upper end of one side gliding slot and on the rear and lower end of the other side gliding slot, an accommodating slot is provided, respectively, and a supporting portion is provided on the front end of the gliding slot. The bent portion of the lateral piece is bent upwardly, and then the holding portion of the winged needle cover is pressed by hand and pulled backwardly such that the injection needle is exposed in order to perform the injecting or drawing-out action. When the winged needle cover moves back to the rear end of the syringe, the supporting portion at the front end of the gliding slot clips to the lateral piece of the winged needle at the front end thereof such that the winged needle cover will not slid easily.
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