A device for airtight lumbar puncture and cerebrospinal fluid replacement
A lumbar puncture and cerebrospinal fluid technology, applied in the field of medical devices, can solve problems such as difficult monitoring and control of intracranial pressure, difficult control of injection speed, poor airtightness, etc., to achieve good airtightness, multiple functions, and automatic adjustment of injection speed Effect
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[0019] As shown in the figure, a device for airtight lumbar puncture and cerebrospinal fluid replacement, the device includes a lumbar puncture needle 1, a syringe 4 and a connector 5 for connecting the lumbar puncture needle 1 and the syringe 4, the inside of the connector 5 There is a communication device 6 with four communication tubes 9, the four communication tubes 9 are located on the same plane, and the four communication tubes 9 are respectively connected to the lumbar puncture needle 1, the syringe 4 and the connector 5. The two side holes 3 on the side are connected, and an intracranial pressure detection tube 7 is arranged perpendicular to the plane where the connecting tube 9 is located. 1. A valve 2 for controlling the flow rate is provided at the connection, and a connection switch 8 for controlling whether the side hole 3 communicates with the communicating pipe 9 is provided on the two connecting pipes 9 communicating with the side hole 3.
[0020] The connecti...
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