JPS6442012U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is an external view showing one embodiment of a spinal needle with an air vent tube according to the present invention, FIG. 2 is a diagram for explaining another embodiment of the present invention, and FIG.
The enlarged partial view of FIG. b and FIGS. 4 to 6 are diagrams for explaining an example of conventional nucleus pulposus treatment using laser light. 1... Spinal needle, 2... Nucleus pulposus, 3... Puncture needle, 4... Laser probe, 5... Air vent tube,
6...Optical fiber.

Claims (1)

[Claims for Utility Model Registration] 1. In a spinal needle in which a spinal needle is inserted into the nucleus pulposus, a laser probe is inserted into the spinal needle, and the nucleus pulposus is irradiated with laser light for treatment, the outside of the spinal needle A spinal needle, characterized in that it integrally has an air vent tube in parallel with the spinal needle. 2. In a spinal needle in which a spinal needle is inserted into the nucleus pulposus, a laser probe is inserted into the spinal needle, and the nucleus pulposus is irradiated with laser light for treatment, the spinal needle is placed near the operating section of the spinal needle. A spinal needle characterized by having a flow path that communicates with the inside. 3. The spinal needle according to claim 2, wherein the tip of the spinal needle is formed into a tapered shape. 4. The spinal needle according to claim 2 or 3, characterized in that the spinal needle has a heat insulating coating on its outer periphery. 5. The laser probe needle according to claim 2, further comprising a flow path communicating with the inside of the laser probe near the operating section of the laser probe. 6. The laser probe needle according to claim 5, further comprising a removable membrane filter in the flow path of the laser probe.