• Experiment Science and Technology
  • Vol. 23, Issue 2, 90 (2025)
Xiaqing XIONG1,*, Yiyun CUI1, Hongrong SUN2, Ji WANG2..., Lili HU2 and Kai XU1|Show fewer author(s)
Author Affiliations
  • 1Insititute of Translational Medicine, Shanghai JiaoTong University, Shanghai 200240, China
  • 2Shanghai SA Medical Technology Co., Ltd., Shanghai 201112, China
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    DOI: 10.12179/1672-4550.20240128 Cite this Article
    Xiaqing XIONG, Yiyun CUI, Hongrong SUN, Ji WANG, Lili HU, Kai XU. Effects of Different Polishing Methods on Surface Quality of Biopsy Needle by Laser Cutting[J]. Experiment Science and Technology, 2025, 23(2): 90 Copy Citation Text show less
    [in Chinese]
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    Fig. 11. [in Chinese]
    化学成分CSiMnPSCrNiMo
    质量分数/%≤0.08≤1≤2≤0.045≤0.0316~1810~142~3
    Table 1. [in Chinese]
    工艺参数激光功率/W切割速度/(mm·s−1脉冲频率/Hz脉冲宽度/μs气体气压/ Mpa切割喷嘴/ mm
    数值9010400400.70.2
    Table 2. [in Chinese]
    抛光方式未抛光EPPMAFEP
    活检针1/μm0.3930.2760.1880.310
    活检针2/μm0.3690.2490.2190.314
    活检针3/μm0.3500.2780.2020.336
    平均值/μm0.3710.2680.2030.320
    Table 3. [in Chinese]
    抛光方式自腐蚀电位/mV自腐蚀电流密度/(mA·cm−2
    未抛光−599.1851.62×10−4
    EPP−472.2837.67×10−5
    MAF−472.4594.56×10−5
    EP−617.2607.01×10−5
    Table 4. [in Chinese]
    Xiaqing XIONG, Yiyun CUI, Hongrong SUN, Ji WANG, Lili HU, Kai XU. Effects of Different Polishing Methods on Surface Quality of Biopsy Needle by Laser Cutting[J]. Experiment Science and Technology, 2025, 23(2): 90
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