探讨经b超引导小儿肾活体组织穿刺活检的术中配合以及术后护理方法。

Objective: to probe into coordination and postoperative nursing care of children undergoing kidney puncture and biopsy guided by type-B ultrasonic.

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结论 超顺磁性氧化铁对干细胞标记率高，磁共振活体追踪有利于了解干细胞移植后的存活和迁移。

The changes of infarction volume were not significantly different among these three groups. Conclusions MRI is feasible for in vivo tracking of BMSCs labeled with SPIO in rats.

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