研究者有时会亲自到治疗过程中检查针刺的位置，以确定假针灸疗法看上去跟真的一模一样。

Although researchers sometimes stepped into treatment sessions to check on the location of the needles, it's possible that some of the sham treatments were similar to real acupuncture.

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方法选取60例颈部实质性肿块，采用“COOK”针刺活检针穿刺肿块，夹取活体组织，送病理检查。

Methods Select 60 cases of neck tumor and take out living tissue by means of "COOK" needle for puncturing biopsy to perform the pathological diagnosis.

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结论对无功能性甲状旁腺囊肿，病理学检查是最可靠的诊断方法，针刺抽液测定pth或细胞学检查有助于术前诊断。

Conclusions Pathologic (examination) is the most reliable diagnostic method for NFPTC. Needle aspiration of fluid to test for PTH or (cytology) is an important method in diagnosis before operation.

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