目的总结超声引导麦默通旋切系统切除乳腺肿块的操作经验。方法在超声引导下采用麦默通微创旋切系统对146例患者实施乳腺肿物切除和活检,术后随访3个月。结果所有患者顺利完成手术,手术时间15-120min。无气胸、感染等并发症;1例患者术后出现血肿,9例患者出现皮肤青紫瘀斑;2例患者出现病变区局部凹陷,术后3个月随访时消失。患者对于手术的美容效果均较满意。结论采用超声引导下麦默通微创旋切系统实施乳腺肿物切除术安全可行,美容效果满意。 OBJECTIVE: To summarize the operating experience of ultrasound-guided Mahmuton system in the removal of breast masses. Methods Mammotome minimally invasive rotation system was used to perform 146 cases of breast tumor resection and biopsy under the guidance of ultrasound. The patients were followed up for 3 months. Results All patients successfully completed the operation, the operation time 15-120min. No pneumothorax, infection and other complications; one patient had hematoma after operation, 9 patients had bruising ecchymosis; 2 patients had local depression in the lesion area, and disappeared after 3 months of follow-up. Patients for cosmetic surgery are more satisfied with the results. Conclusion Ultrasound-guided Maomettone minimally invasive rotational polypectomy system is safe and feasible, the cosmetic effect is satisfactory.