本发明涉及内部导向针。
The invention relates to an inner guide needle, moving vertically.
方法超声导向下对5 13例肺边缘性实质性病变采用针吸细胞学穿刺及组织学活检。
Methods Total 513 cases of pulmonary marginal parenchymatous lesion were punctured and taken the sample for biopsy under the guidance of ultrasound.
更换机针、压脚、针板、弯针、分离器、送布牙、护针器、支架、布导向器等时。
For replacing part (s) of needle, presser foot, throat plate, looper, spreader, feed dog, needle guard, folder, cloth guide etc.
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