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Issue:
Study on the learning curve for total laparoscopic hysterectomy
Author(s):
XIONG Li1
,
LUO Chun-fang2
,
ZHOU Jin-tao1
Pages:
104
-
106
Year:
2013
Issue:
3
Journal:
Journal of Shandong University(Health Sciences)
Keyword:
妇科
;
腹腔镜全子宫切除术
;
学习曲线
;
正弦曲线
;
Abstract:
目的探讨妇科腹腔镜全子宫切除术(TLH)学习曲线。方法将85例行TLH的患者按手术时间顺序分为4个阶段,其中第1、2、3阶段各20例,第4阶段25例。比较分析各个阶段的术中出血量、手术时间,并以简单正弦拟合学习曲线。结果第4阶段术中出血量低于第1阶段(P<0.05);第3、4阶段手术时间低于第1、2阶段,差异均有统计学意义(P<0.05),而第3阶段与第4阶段手术时间差异无统计学意义(P>0.05)。以简单的振荡正弦曲线Y=sinx-π/2拟合移动平均线,拐点为41例。结论 TLH的学习曲线大约为40例,即可达到较熟练水平和稳定程度。
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