The HR, SBP, DBP, PET CO2, PH, SaO2 and the operative time (OT) of group B1, B2, B3 also were analyzed at the 5 min before insufflation and 10 min after insufflation.

• 结果A组与B2组；两者分别与气腹前相比较HR、SBP、DBP和PETCO2明显上升(P<0.；01)。 B2组与A组相比较；在气腹前5min；两者各指标间并无统计学意义;