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Table 2 Average time for each step in CSP and VSP

From: Comparison of time and cost between conventional surgical planning and virtual surgical planning in orthognathic surgery in Korea

Category

Step

CSP

VSP

Group I

Group II

Group I

Group II

Outpatient workup

Clinical photograph

7.76 ± 0.3

2D radiography and CBCT

5.32 ± 0.21

Interview

10.09 ± 1.15

Impression

44.62 ± 3.57

23.42 ± 3.5

22.57 ± 3.5

Facebow transfer

2.69 ± 0.38

-

-

-

Bite registration

1.55 ± 0.16

0.75 ± 0.15

0.71 ± 0.15

Subtotal

74.3 ± 4.03

48.6 ± 2.56

48.3 ± 2.61

Office workup

Surgical planning

23.33 ± 1.89

20.15 ± 1.89

30.20 ± 1.60

25.13 ± 1.60

Mounting (Hanau articulator)

8.23 ± 2.09

-

-

-

Mounting (Simple articulator)

3.95 ± 1.19

3.82 ± 1.15

3.73 ± 1.02

3.87 ± 1.09

Subtotal

34.4 ± 3.12

24.5 ±2.11

35.2 ± 1.78

29.4 ± 1.81

Laboratory

Case confirm

-

-

8.93 ± 1.15

6.38 ± 1.15

Stent fabrication

296 ± 6.7

123 ± 5.6

59.71 ± 2.21

31.24 ± 1.71

Subtotal

296 ± 6.7

123 ± 5.6

68.93 ± 3.2

36.38 ± 2.7

Total

385 ± 7.8

195 ± 8.33

143.2 ± 7.6

114.1 ± 7.12

  1. Abbreviations: CSP conventional surgical planning, VSP virtual surgical planning, 2D 2-dimentional, 3D 3-dimentional, CBCT cone beam computed tomography