Table 2 Comparison of the intraoperative outcomes between the TESSYS and ZESSYS groups

Puncture time (min)

8.07 ± 3.13

5.29 ± 2.05

< 0.01

Foraminoplasty time (min)

17.18 ± 2.92

12.82 ± 2.52

< 0.01

Fluoroscopy time (s)

34.73 ± 6.86

26.29 ± 5.96

< 0.01

Decompression time (min)

48.96 ± 9.02

45.04 ± 5.65

0.057

Total surgery time (min)

74.21 ± 12.16

63.14 ± 7.76

< 0.01