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Table 1 Description of the implants fractured during the explantation

From: Performance of the counter-torque technique in the explantation of nonmobile dental implants

Patient

Location

Manufacturer

Abutment connection

Type of fracture

Location of the fracture

Category of bone support around the implant (%)

Use of trephine bur

1

25

Unknown

Internal

Complete fracture

Implant body (apical third)

76–100

No

14

Unknown

Internal

Complete fracture

Implant body (apical third)

76–100

Yes

2

15

Nobel

Internal

Fissure line

Implant neck

51–75

Yes

3

14

Nobel

External

Fissure line

Implant neck

26–50

No

37

Nobel

External

Fissure line

Implant neck

0–25

No

4

46

Nobel

Internal

Fissure line

Implant neck

51–75

Yes

5

34

Modus

External

Fissure line

Implant neck

76–100

No

6

31

Biotech

Internal

Complete fracture

Implant body (apical third)

0–25

No

32

Biotech

Internal

Complete fracture

Implant body (apical third)

26–50

No

7

43

Unknown

External

Complete fracture

Implant body (apical third)

51–75

No