Figure 1: Pretreatment Facial and Intraoral Photographs
Figure 2: Orthopantomogram, Lateral Cephalometric Radiograph and Tracing
Figure 3: Lateral Cephalogram Indicating Upper Airway Space
Figure 4: MRI Showing Compromise Airway
Figure 5: Initial bonging of Upper and Lower Arch
Figure 6: Vector Planning
Figure 7: Surgical phase showing Intraoral Distractor in situ
Figure 8: USG Callus Maturation at Different Stages
Figure 9: Posttreatment Facial and Intraoral Photographs
Table 1: Subjective Epworth Sleepiness Scale

 

Apneas

Hypopneas

A + H

Central

Obstructive

Mixed

#Events

34

53

87

1

86

0

Index

5.5

8.6

14.2

0.2

14.0

0.0

Index with Arousal

2.0

1.5

3.4

0.0

3.4

0.0

Mean duration(s)

31

15.8

21.8

12.4

21.9

-

Longest duration(s)

87.4

49.4

87.4

12.4

87.4

-

Table 2: Pre Polysomnography Readings

Parameters

Pre-Rx

Pre-Surg

Post-Surg

SNA

84 O

84 O

92 O

SNB

93 O

93 O

91 O

ANB

-9 C

-9 O

0 O

UI-NA

37 O (10)

39 O (12)

36 O (10)

LI-NB

19 O (5)

26 O (6)

87.4

GoGn-SN

28 O

28 O

22 O

SMA

22 O

23 O

22 O

IMPA

98 O

102 O

102 O

LAFH

69mm

69mm

71mm

Co-A

84mm

84mm

90mm

Co-Gn

117mm (107-110)

117mm

111mm

ANS-PNS:GoPoG

1:1.1.8

1:1.1.8

1:1.6

Table 3: Comparison of Cephalometric Values during Pre and Post-Surgical Phase

 

Apneas

Hypopneas

A + H

Central

Obstructive

Mixed

#Events

26

23

26

1

34

0

Index

0.5

8.6

4.5

0.2

6.0

0.0

Index with Arousal

1.0

1.5

3.4

0.0

3.4

0.0

Mean duration(s)

11

15.8

21.8

12.4

11.9

-

Longest duration(s)

23.4

18.4

17.4

12.4

14.4

-

Table 4: Post Polysomnography Readings