Table 1: Patients treated for oro-antral fistulas with a bichat ball and vestibular mucoperiosteum flap.

Age/Sex

Dental piece

Laterality

History of previous closures

 

Fistula etiology

Flap dehiscence

Flap necrosis

Success rate

62/M

Second

premolar

Right

Buccal/palatal flap failure

 

Implant failure

 

 

Fistula closure

75/F

First molar

Right

 

Implant failure

 

 

Fistula closure

81/F

Second molar

Left

 

Implant failure

 

 

Fistula closure

43/F

First molar

Left

 

Post extraction

 

 

Fistula closure

58/F

Second molar

Left

 

Implant failure

 

 

Fistula closure

72/F

Second molar

Left

 

Post extractionn

 

 

Fistula closure

43/F

Third molar

Right

 

Post extraction

 

6 days (infection)

 

Fistula closure

   (3 months)

58/M

Second molar

Left

 

Implant failure

Vestibular flap

 

Fistula closure

60/M

Third molar

Left

 

Post extraction

 

 

Fistula closure

59/F

Third

molar

Left

 

Post extraction

 

 

Fistula closure

61/F

Second molar

Left

 

Post extraction

 

 

Fistula closure

77/F

Second molar

Right

 

Post extraction

 

7 days

(obturator compression)

 

No closure

63/M

Third molar

Left

 

Implant failure

 

 

Fistula closure

64/F

First molar

Left

 

Post extraction

 

 

Fistula closure

59/F

Third molar

Left

 

Post extraction

 

 

Fistula closure