This is a simple drawing on a small procedure, if I may, can be improved!
这是一个关于绘图的简单的小程序，如果可以的话，可以改进！
This minimally-invasive procedure is performed through a small tubular device. It is designed to relieve pain caused by herniated discs pressing on nerve roots.
此微创手术通过一个细小的管道系统施行，用于缓解因椎间盘疝出压迫神经根所引起的疼痛。
This procedure often requires removing a small amount of tooth structure and is the most invasive, as well as the most expensive, treatment option.
这种方法只需要去除一小部分牙体组织，在所有治疗方案中，全瓷牙是对人体最无害的，但也是最昂贵的。
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