Disposable pericardium chest puncture needle
A disposable, puncture needle technology, applied in the field of medical needles, can solve the problems of inability to observe, incomplete drainage of pericardial effusion, pleural effusion and pneumothorax, and no use of medical staff for observation and protection, and achieves the effect of ensuring aseptic operation.
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Embodiment 1
[0037] like figure 1 , image 3 and Figure 4 As shown, the embodiment of the present invention is specifically a disposable pericardial thoracentesis needle, including a needle core 1 , a drainage catheter 2 and a drainage catheter socket 21 connected to each other, and the needle core 1 is arranged in the drainage catheter 2 . The drainage catheter 2 is provided with a protective sleeve 3 outside. The drainage catheter socket 21 is provided with a drainage cavity 211 communicating with the drainage catheter 2, and a rubber block 212 is arranged in the drainage cavity 211, and the needle core 1 extends toward the drainage catheter socket 21 and penetrates through the drainage cavity 211. The rubber block 212, the end of the needle core 1 passing through the rubber block 212 is provided with the needle core interface seat 4, the needle core interface seat 4 is sealed and matched with the drainage catheter 2 socket, and the drainage catheter socket 21 is provided with the dra...
Embodiment 2
[0052] like Figure 5 As shown, the three-way device of the present invention can also adopt a simple structure, and the rotating block in the through-way control device is omitted. Including the three-way socket 105, the drainage conduit 2 is arranged on the front end of the three-way socket 105, the rear end of the three-way socket 105 is connected with the rear interface socket 101 through the rear drainage conduit 1051, and the side end of the three-way socket 105 passes through the side The drainage catheter 1052 is provided with a side interface seat 102 . The emergency end cover 103 connected on the rear interface seat 101, the side end cover pipe joint 104 connected on the side interface seat 102, the rear drainage conduit 1051 and the side drainage conduit 1054 are respectively provided with clips 9 for opening and closing the rear interface seat 101 and The side interface seat 102 is used.
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