THE SINUS MAXILLARIS 



81 



TABLE OF AVERAGES OF THE SINUS MAXILLARIS 



AGE 



8 days-1 yr. 



1-2 yrs. . . 



2-3 yrs. 



3-4 yrs. . . 



4-5 yrs. 



5-6 yrs. 



6-7 yrs. . . 



7-8 yrs. 



8-9 yrs. 



9-10 yrs. . 

 10-11 yrs. . 

 11-12 yrs. . 

 12-13 yrs. . 

 13-14 yrs. . 

 14-15 yrs. . 

 15-16 yrs. . 

 16-17 yrs. . 

 17-18 yrs. . 

 18-19 yrs. . 

 19-20 yrs. . 

 20-21 yrs. . 

 21-22 yrs. . 

 22-23 yrs. . 

 23-24 yrs. . 

 25 yrs 



NUM- 

 BER OF 

 CASES 



10 

 10 



SIDE 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



Left 



Right 



DIAMETERS 

 OF OSTIA 



1.5x0.6 

 1.5x0.6 

 2.1x0.8 

 2.0x0.7 

 2.0x0.8 

 2.4x0.8 

 3.9x0.8 

 4.1x0.8 

 2.7x1.0 

 3.4x1.1 

 3.3x1.1 

 3.4x1.0 

 3.6x1.1 

 4.0x1.3 

 3.9x1.0 

 3.7x1.0 

 3.7 x 1.4 

 3.2x1.1 

 4.0x2.5 

 2.8x1.0 

 4.5 x 1.3 

 5.0x1.3 

 3.0x1.0 

 3.0x1.0 

 3.5x1.5 

 2.5x0.8 

 3.7x1.1 

 3.4x0.8 

 3.0x1.0 

 2.5x1.0 

 3.7x1.3 

 3.3x1.8 

 4.7x2.0 

 5.0x3.0 

 3.3x1.5 

 3.4x1.6 

 3.5x1.0 

 3.0x1.0 

 4.1x1.3 

 4.5 x 1.4 

 3.5x1.0 

 3.5x1.0 

 4.5x2.0 

 5.0x1.5 

 3.5x1.7 

 4.0 x 2.2 

 2.5x1.3 

 3.0x1.2 

 7.0x1.5 

 7.5x1.6 



DIAMETERS OF SINUS 



Vertical 



5.7 

 5.4 

 8.3 

 8.0 

 9.2 

 9.3 

 11.1 

 11.3 

 12.3 

 12.8 

 12.3 

 12.7 

 17.7 

 17.2 

 19.1 

 19.1 

 21.4 

 21.9 

 18.5 

 18.5 

 21.0 

 21.5 

 22.0 

 22.5 

 19.0 

 17.5 

 23.6 

 23.8 

 25,0 

 25.0 

 33.0 

 32.2 

 24.7 

 25.8 

 32.2 

 32.0 

 29.0 

 30.0 

 32.3 

 32.1 

 26.5 

 26.5 

 27.0 

 23.0 

 29.5 

 29.2 

 27.0 

 29.0 

 27.8 

 29.0 



Lateral 



4.6 

 4.7 



6.7 

 6.6 

 7.9 

 8.0 

 9.1 

 9.5 

 13.1 

 13.3 

 14.0 

 13.2 

 16.8 

 16.6 

 15.2 

 14.7 

 17.9 

 17.8 

 19.0 

 16.5 

 18.0 

 17.5 

 18.5 

 19.0 

 15.0 

 15.0 

 18.0 

 17.6 

 18.0 

 17.5 

 26.2 

 26.5 

 20.8 

 21.1 

 24.5 

 24.6 

 25.5 

 21.0 

 21.3 

 21.6 

 20.0 

 20.0 

 18.0 

 17.5 

 24.5 

 23.8 

 15.0 

 17.5 

 20.5 

 21.5 



Antero- 



poste- 



rior 



13.3 

 13.4 

 17.9 

 17.9 

 20.2 

 20.3 

 21.9 

 22.3 

 25.0 

 25.6 

 26.2 

 27.0 

 28.5 

 28.3 

 27.2 

 26.7 

 29.5 

 30.2 

 30.5 

 29.5 

 27.5 

 27.7 

 29.0 

 29.0 

 25.0 

 25.0 

 31.1 

 30.3 

 28.0 

 29.0 

 39.2 

 39.0 

 35.0 

 33.8 

 36.0 

 36.2 

 28.0 

 25.0 

 32.3 

 33.6 

 32.0 

 32.5 

 34.0 

 26.5 

 34.5 

 35.0 

 24.0 

 31.0 

 32.5 

 32.8 



RELATION 



TO NASAL 

 FLOOR 



+4.3 

 +4.0 



+3.7 

 +3.7 

 +3.6 

 +3.6 

 +2.6 

 +2.4 

 +2.7 

 +2.1 

 +2.5 

 +2.0 

 +0.6 

 +0.9 

 -0.2 

 -0.1 

 -0.6 

 -1.4 

 + 1.0 

 +0.5 

 + 1.0 

 +0.2 

 -2.0 

 -2.0 

 + 1.0 

 +2.0 

 -1.0 

 -0.8 

 -2.0 

 -2.0 

 -7.5 

 -7.0 

 -0.3 

 -1.5 

 -5.5 

 -5.2 

 -0.2 

 - 1.0 

 -2.5 

 -3.6 

 -1.7 

 -1.7 

 -3.5 

 + 1.5 

 -3.5 

 -2.8 

 -2.0 

 -4.0 

 -4.2 

 -5.5 



