Peters et al. (2001)77. Peters OA, Schönenberger K, Laib A. Effects of four Ni-Ti preparation techniques on root canal geometry assessed by micro computed tomography. Int Endod J. 2001 Apr;34(3):221-30. https://doi.org/10.1046/j.1365-2591.2001.00373.x
https://doi.org/10.1046/j.1365-2591.2001...
|
Max M |
GT |
Full canal |
43% |
No significant differences |
Lightspeed |
Full canal |
37.5% |
|
NiTi Hand Files |
Full canal |
35% |
|
Profile |
Full canal |
37% |
|
Peters et al. (2001)2525. Peters OA, Laib A, Göhring TN, Barbakow F. Changes in root canal geometry after preparation assessed by high-resolution computed tomography. J Endod. 2001 Jan;27(1):1-6. https://doi.org/10.1097/00004770-200101000-00001
https://doi.org/10.1097/00004770-2001010...
|
Max M |
K-File |
Full canal |
53.5% |
No significant differences |
Lightspeed |
Full canal |
39% |
|
Profile |
Full canal |
43% |
|
Peters et al. (2003)3232. Peters OA, Peters CI, Schönenberger K, Barbakow F. ProTaper rotary root canal preparation: effects of canal anatomy on final shape analysed by micro CT. Int Endod J. 2003 Feb;36(2):86-92. https://doi.org/10.1046/j.1365-2591.2003.00626.x
https://doi.org/10.1046/j.1365-2591.2003...
|
Max M MB |
PT |
Full canal |
43% |
No significant differences |
Max M DB |
PT |
Full canal |
33% |
|
Max M P |
PT |
Full canal |
49% |
|
Paqué et al. (2005)3333. Paqué F, Barbakow F, Peters OA. Root canal preparation with Endo-Eze AET: changes in root canal shape assessed by micro-computed tomography. Int Endod J. 2005 Jul;38(7):456-64. https://doi.org/10.1111/j.1365-2591.2005.00968.x
https://doi.org/10.1111/j.1365-2591.2005...
|
Max M MB |
Endo-Eze |
Full canal |
30% |
No significant differences |
Max M DB |
Endo-Eze |
Full canal |
25% |
|
Max M P |
Endo-Eze |
Full canal |
29% |
|
Paqué et al. (2009)1414. Paqué F, Ganahl D, Peters OA. Effects of root canal preparation on apical geometry assessed by micro-computed tomography. J Endod. 2009 Jul;35(7):1056-9. https://doi.org/10.1016/j.joen.2009.04.020
https://doi.org/10.1016/j.joen.2009.04.0...
|
Max M |
Flexmaster |
Full canal/apical canal |
~43%/~42% |
GT left significantly more untreated areas |
GT |
Full canal/apical canal |
~44%/~71% |
|
Lightspeed |
Full canal/apical canal |
~42%/~50% |
|
NiTi Hand Files |
Full canal/apical canal |
~ 40%/~50% |
|
Profile |
Full canal/apical canal |
~40%/~50% |
|
PT |
Full canal/apical canal |
~42%/~45% |
|
Paqué et al. (2011)2222. Paqué F, Zehnder M, De-Deus G. Microtomography-based comparison of reciprocating single-file F2 ProTaper technique versus rotary full sequence. J Endod. 2011 Oct;37(10):1394-7. https://doi.org/10.1016/j.joen.2011.06.031
https://doi.org/10.1016/j.joen.2011.06.0...
|
Mand M IV |
PT F2 reciprocating |
Full canal/apical canal |
16%/25% |
No significant differences |
PT Full sequence |
Full canal/apical canal |
19%/30% |
|
Peters and Paqué (2011)4141. Peters OA, Paqué F. Root canal preparation of maxillary molars with the self-adjusting file: a micro-computed tomography study. J Endod. 2011 Jan;37(1):53-7. https://doi.org/10.1016/j.joen.2010.08.047
https://doi.org/10.1016/j.joen.2010.08.0...
|
Max M MB |
SAF |
Full canal/apical canal |
26%/NS |
No significant differences |
Max M DB |
SAF |
Full canal/apical canal |
22%/29% |
|
Max M P |
SAF |
Full canal/apical canal |
25%/47% |
|
Yang et al. (2011)2626. Yang G, Yuan G, Yun X, Zhou X, Liu B, Wu H. Effects of two nickel-titanium instrument systems, Mtwo versus ProTaper universal, on root canal geometry assessed by micro-computed tomography. J Endod. 2011 Oct;37(10):1412-6. https://doi.org/10.1016/j.joen.2011.06.024
https://doi.org/10.1016/j.joen.2011.06.0...
|
Mand M IV |
Mtwo |
Full canal |
42% |
No significant differences |
PTU |
Full canal |
39% |
|
Markvart et al. (2012)2323. Markvart M, Darvann TA, Larsen P, Dalstra M, Kreiborg S, Bjørndal L. Micro-CT analyses of apical enlargement and molar root canal complexity. Int Endod J. 2012 Mar;45(3):273-81. https://doi.org/10.1111/j.1365-2591.2011.01972.x
https://doi.org/10.1111/j.1365-2591.2011...
|
Max/Mand M |
GT/Profile |
Full canal/coronal canal/middle canal/apical canal |
38%/32%/45%/ 39% |
No significant differences |
RaCe/NiTi Hand Files |
Full canal/coronal canal/middle canal/apical canal |
49%/40.5%/58.5%/50% |
|
Siqueira et al. (2013)1616. Siqueira Junior JF, Alves FR, Versiani MA, Rôças IN, Almeida BM, Neves MA et al. Correlative bacteriologic and micro-computed tomographic analysis of mandibular molar mesial canals prepared by self-adjusting file, reciproc, and twisted file systems. J Endod. 2013 Aug;39(8):1044-50. https://doi.org/10.1016/j.joen.2013.04.034
https://doi.org/10.1016/j.joen.2013.04.0...
|
Mand M IV |
Reciproc |
Full canal |
21% |
No significant differences |
SAF |
Full canal |
33% |
|
TF |
Full canal |
25.5% |
|
Zhao et al. (2013)3434. Zhao D, Shen Y, Peng B, Haapasalo M. Micro-computed tomography evaluation of the preparation of mesiobuccal root canals in maxillary first molars with Hyflex CM, Twisted Files, and K3 instruments. J Endod. 2013 Mar;39(3):385-8. https://doi.org/10.1016/j.joen.2012.11.030
https://doi.org/10.1016/j.joen.2012.11.0...
|
Max M |
Hyflex CM |
NS |
41% |
No significant differences |
K3 |
NS |
42% |
|
TF |
NS |
40% |
|
Gergi et al. (2015)2828. Gergi R, Osta N, Bourbouze G, Zgheib C, Arbab-Chirani R, Naaman A. Effects of three nickel titanium instrument systems on root canal geometry assessed by micro-computed tomography. Int Endod J. 2015 Feb;48(2):162-70. https://doi.org/10.1111/iej.12296
https://doi.org/10.1111/iej.12296...
|
Mand M IV |
Reciproc |
Full canal/apical canal |
20.5%/25% |
Reciproc left significantly less untreated areas |
TFA |
Full canal/apical canal |
29%/35.5% |
|
WaveOne |
Full canal/apical canal |
35%/40% |
|
Zhao et al. (2014)2727. Zhao D, Shen Y, Peng B, Haapasalo M. Root canal preparation of mandibular molars with 3 nickel-titanium rotary instruments: a micro-computed tomographic study. J Endod. 2014 Nov;40(11):1860-4. https://doi.org/10.1016/j.joen.2014.06.023
https://doi.org/10.1016/j.joen.2014.06.0...
|
Mand M MB; ML; D |
PTN |
NS |
41.5%; 37%; 55% |
No significant differences |
PTU |
NS |
41%;38%; 56% |
|
WaveOne |
NS |
40%;35%;52% |
|
De-Deus et al. (2015)3535. De-Deus G, Belladonna FG, Silva EJ, Marins JR, Souza EM, Perez R et al. Micro-CT evaluation of non-instrumented canal areas with different enlargements performed by NiTi systems. Braz Dent J. 2015 Nov-Dec;26(6):624-9. https://doi.org/10.1590/0103-6440201300116
https://doi.org/10.1590/0103-64402013001...
|
Mand M II |
BR3; BR5 |
Full canal |
~45/~41 |
Significant reduction in the percentage of untreated areas after larger preparation |
Reciproc 25/08; 40/06 |
Full canal |
~38/~43 |
|
WaveOne 25/08; 40/08 |
Full canal |
~45/~31 |
|
Gagliardi et al. (2015)3636. Gagliardi J, Versiani MA, Sousa-Neto MD, Plazas-Garzon A, Basrani B. Evaluation of the shaping characteristics of ProTaper Gold, ProTaper NEXT, and ProTaper Universal in curved canals. J Endod. 2015 Oct;41(10):1718-24. https://doi.org/10.1016/j.joen.2015.07.009
https://doi.org/10.1016/j.joen.2015.07.0...
|
Mand M IV |
PTG |
Full canal |
3.5% |
PTN showed significantly more untreated areas |
PTN |
Full canal |
12% |
|
PTU |
Full canal |
3% |
|
Peters et al. (2015)2424. Peters OA, Arias A, Paqué F. A micro-computed tomographic assessment of root canal preparation with a novel instrument, TRUShape, in mesial roots of mandibular molars. J Endod. 2015 Sep;41(9):1545-50. https://doi.org/10.1016/j.joen.2015.06.007
https://doi.org/10.1016/j.joen.2015.06.0...
|
Mand M IV |
TruShape 20/06v; 30/06v |
Full canal/apical canal |
28.5%; 15%/43.5%; 19% |
Enlargement to size #30 significantly increased the amount of prepared area |
Vortex Blue 20/06; 30/06 |
Full canal/apical canal |
19%; 11%/34%; 19% |
|
Alves et al. (2016)3030. Alves FR, Andrade-Junior CV, Marceliano-Alves MF, Pérez AR, Rôças IN, Versiani MA et al. Adjunctive steps for disinfection of the mandibular molar root canal system: a correlative bacteriologic, micro-computed tomography, and cryopulverization approach. J Endod. 2016 Nov;42(11):1667-72. https://doi.org/10.1016/j.joen.2016.08.003
https://doi.org/10.1016/j.joen.2016.08.0...
|
Mand M IV |
BR + PUI |
Full canal |
4% |
No significant differences |
BR + Xp Endo Finisher |
Full canal |
4.5% |
|
Limoeiro et al. (2016)2929. Limoeiro AGS, Santos AH, De Martin AS, Kato AS, Fontana CE, Gavini G et al. Micro-computed tomographic evaluation of 2 nickel-titanium instrument systems in shaping root canals. J Endod. 2016 Mar;42(3):496-9. https://doi.org/10.1016/j.joen.2015.12.007
https://doi.org/10.1016/j.joen.2015.12.0...
|
Mand M IV |
BR |
Full canal |
12% |
No significant differences |
PTN |
Full canal |
15.5% |
|
Brasil et al. (2017)3737. Brasil SC, Marceliano-Alves MF, Marques ML, Grillo JP, Lacerda MF, Alves FR et al. Canal transportation, unprepared areas, and dentin removal after preparation with bt-race and protaper next systems. J Endod. 2017 Oct;43(10):1683-7. https://doi.org/10.1016/j.joen.2017.04.012
https://doi.org/10.1016/j.joen.2017.04.0...
|
Mand M IV |
BTR |
Full canal/apical canal |
33%/14% |
No significant differences |
PTN |
Full canal/apical canal |
31%/14% |
|
Duque et al. (2017)3838. Duque JA, Vivan RR, Cavenago BC, Amoroso-Silva PA, Bernardes RA, Vasconcelos BC et al. Influence of NiTi alloy on the root canal shaping capabilities of the ProTaper Universal and ProTaper Gold rotary instrument systems. J Appl Oral Sci. 2017 Jan-Feb;25(1):27-33. https://doi.org/10.1590/1678-77572016-0230
https://doi.org/10.1590/1678-77572016-02...
|
Mand M IV |
PTG F2/F3 |
Full canal |
10%/6% |
Significant reduction in the percentage of untreated areas after larger preparation |
PTU F2/F3 |
Full canal |
6%/5% |
|
Siqueira et al. (2018)3131. Siqueira Junior JF, Pérez AR, Marceliano-Alves MF, Provenzano JC, Silva SG, Pires FR et ak. What happens to unprepared root canal walls: a correlative analysis using micro-computed tomography and histology/scanning electron microscopy. Int. Endod. J. 2018 May;51(5):501-8. https://doi.org/10.1111/iej.12753
https://doi.org/10.1111/iej.12753...
|
Mand M IV |
Reciproc |
Full canal/apical canal |
18%/10% |
NC |