Figure 1 Four digit digital caliper (Digimess 100.174BL, Digimess Precision Instruments Ltda. Sao Paulo – SP)
Figure 1 Four digit digital caliper (Digimess 100.174BL, Digimess Precision Instruments Ltda. Sao Paulo – SP)
Figure 2 Measurement of a PCP-15 type probe in the 0.015.0 mm marking parameter, according to the adopted methodology.
Figure 3 WHO periodontal probe perpendicular to the ground under cable diameter analysis (lateral view).
Graph 2 Comparison between the averages found of the different brands of WHO periodontal probes surveyed with the WHO standard. DC: Cable Diameter; DE: ball diameter; DU: Diameter of ball union with active tip; MI: Initial marking of the black stripe; ME: Final marking of the black stripe.
|
DC |
DE |
DU |
MI |
MF |
Standard WHO |
3,50 ± 0,20 |
0,50 ± 0,10 |
0,46 ± 0,08 |
3,50 ± 0,10 |
5,50 ± 0,10 |
Average General(n=142) |
6,00 ± 1,77 |
0,61 ± 0,10 |
0,46 ± 0,08 |
3,54 ± 0,18 |
5,58 ± 0,14 |
Table 1: Averages and Standard Deviations found in all periodontal probes without brand distinction researched (n = 142). DC: Cable Diameter; DE: ball diameter; DU: Diameter of ball union with active tip; MI: Initial marking of the black stripe; ME: Final marking of the black stripe.
Brands |
DC |
DE |
DU |
MI |
MF |
Standard WHO |
3,50 ± 0,20 |
0,50 ± 0,10 |
0,46 ± 0,08 |
3,50 ± 0,10 |
5,50 ± 0,10 |
Golgran |
4,24 ± 0,08 |
0,65 ± 0,07 |
0,49 ± 0,67 |
3,55 ± 0,14 |
5,56 ± 0,13 |
Trinity |
4,14 ± 0,16 |
0,46 ± 0,14 |
0,34 ± 0,04 |
3,49 ± 0,25 |
5,58 ± 0,22 |
Millennium |
7,65 ± 0,61 |
0,62 ± 0,06 |
0,47 ± 0,07 |
3,54 ± 0,18 |
5,59 ± 0,13 |
Table 2: Averages and Standard Deviations found in WHO periodontal probes by trademark, in an intra-brand and inter-brand comparison. DC: Cable Diameter; DE: ball diameter; DU: Diameter of ball union with active tip; MI: Initial marking of the black stripe; ME: Final marking of the black stripe.
|
DC |
DI |
DU |
M1 |
M2 |
M3 |
Average |
7,39 |
0,52 |
1,01 |
5,01 |
9,94 |
15,00 |
Detour- standard |
1,13 |
0,06 |
0,04 |
0,18 |
0,14 |
0,13 |
Table 3:Means and standard deviations found in all periodontal probes of type PCP-15 surveyed (n = 70). DC: Cable Diameter; ID: Diameter of the start of millimeter marking; DU: Diameter of end of millimeter marking; M1: 0-5 mm longitudinal millimeter markings, M2: 0-10 mm longitudinal millimeter markings; M3: Millimeter longitudinal markings of 0-15 mm.
|
DC |
DI |
DF |
M1 |
M2 |
M3 |
Golgran |
4,27 ± 0,10 |
0,68 ± 0,09 |
0,93 ± 0,05 |
4,63 ± 0,21 |
9,67 ± 0,10 |
14,84 ± 0,22 |
Millennium |
7,80 ± 0,11 |
0,5 ± 0,45 |
1,02 ± 0,03 |
5,06 ± 0,11 |
9,97 ± 0,07 |
15,02 ± 0,10 |
Table 4: Means and Standard Deviations found in PCP-15 periodontal probes by trademark, in an intra-brand and inter-brand comparison. DC: Cable Diameter; ID: Diameter of the start of millimeter marking; DU: Diameter of end of millimeter marking; M1: 0-5 mm longitudinal millimeter markings, M2: 0-10 mm longitudinal millimeter markings; M3: Millimeter longitudinal markings of 0-15 mm.