Objective: To study the effect and advantages of open and laparoscopic renal cyst unroofing.
目的：比较开放性与腹腔镜肾囊肿去顶术的疗效和优点。
Method:The transperitoneal laparoscopic unroofing was used for 2 patients with simple renal cyst. The effect of treatment was analysed.
方法：采用经腹腔的腹腔镜技术对2例单纯性肾囊肿进行手术治疗，并分析疗效。
Objective: To evaluate the technique and efficacy of laparoscopic unroofing of renal cyst.
目的：探讨腹腔镜下肾囊肿去顶术的方法及疗效。
Conclusion Laparoscopically unroofing could be used safely and effectively in renal cyst because of little injury and complication, rapid recovery, and complete cure. It worth to spreading.
结论腹腔镜下肾囊肿去顶术具有安全、创伤小、疗效确切、并发症少、恢复快、不易复发等优点，值得推广。
Conclusion Transretroperitoneal laparoscopic unroofing possesses safe, effective, less trauma and quick recovery ect advantages. It is a first choice for the treatment of simple renal cyst.
结论经腹膜后腹腔镜囊肿去顶术具有安全、疗效好、创伤小、恢复快的优点，宜作为单纯性肾囊肿外科治疗的首选术式。
Conclusion Transretroperitoneal laparoscopic unroofing possesses safe, effective, less trauma and quick recovery ect advantages. It is a first choice for the treatment of simple renal cyst.
结论经腹膜后腹腔镜囊肿去顶术具有安全、疗效好、创伤小、恢复快的优点，宜作为单纯性肾囊肿外科治疗的首选术式。
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