以下为句子列表：
英文: The use of modern disposable needles has made breakage during local dental anesthesia rare, with the problem being largely restricted to needles of poor quality and situations of improper manipulation, unskilled technique, or sudden unexpected movement by
中文: 摘要由于目前使用抛弃式麻醉针头，使得在施行口内注射麻醉剂时，发生断针的情况已降低很多，但如果针头制造品质不良、器械使用不当、操作技巧不纯熟以及病人的过度反应等情形之下，仍然会有断针的可能发生。
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