The end of the injection tube is provided with a dispersion device such as a porous plug or fritted glass.
注射管的末端提供有分散装置例如多孔塞或烧结玻璃。
It also provides an indication of common issues such as plugged injection point, ruptured or worn tube or empty solution tank and assists with impeding backflow.
也可提供一些通用的指示数据，比如塞进的注射点，破裂管或空的溶液槽以及阻碍回流等。
Conclusion cervical disc herniation treatment with cervical epidural lateral interspace implanted tube collagenase injection method is more reliable compared with direct injection method.
结论颈部硬膜外侧间隙置管注射胶原酶治疗颈椎椎间盘突出症疗效确切，优于直接注射法。
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