3A|
2C|
2B|
2A|
1B|
SUMMARY REVIEW/ORTHODONTICS
1A|
Accelerating orthodontic tooth movement using surgical and non-surgical approaches Abstracted from Gkantidis N, Mistakidis I, Kouskoura T, Pandis N. Effectiveness of non-conventional methods for accelerated orthodontic tooth movement: a systematic review and meta-analysis. J Dent 2014; 42: 1300–1319. doi:10.1016/j.jdent.2014.07.013. Epub 2014 Jul 27. PubMed PMID: 25072362. Address for correspondence: N. Gkantidis Department of Orthodontics and Dentofacial Orthopedics, University of Bern, Freiburgstrasse 7, CH-3010 Bern, Switzerland. E-mail address: [email protected]
Question: How effective are surgical and nonsurgical approaches for accelerated orthodontic tooth movement?
Commentary
Data sources Pubmed, Embase, Google scholar beta and the
cal response to incident force. Orthodontic tooth movement
Cochrane Databases.
involves complex interplay between mechanical forces and an
Study selection Randomised controlled trials (RCTs) and controlled
ensuing biological response involving chemical interactions
clinical trials (CCTs) reporting on results or treatment parameters
between osteoblasts and osteoclasts, cellular turnover and bone
related to accelerated orthodontic tooth movement were considered.
remodelling. In recent years efforts to modulate this biological
Data extraction and synthesis Data abstraction and quality assessment
response using both surgical and non-surgical adjuncts have
using the Cochrane risk of bias tool were carried out independently by
gained momentum.
two reviewers. A meta-analysis and narrative synthesis was presented.
The duration of a course of orthodontics is contingent on a variety of factors including the dictates of a presenting malocclusion, operator factors, treatment mechanics and biologi-
This review aimed to systematically review the effectiveness of
Results Eighteen studies (342 patients ) were included. Eight involved
both surgical and non-surgical approaches to accelerating ortho-
low intensity laser, seven corticotomy, and interseptal bone reduction,
dontic tooth movement. The search strategy is detailed and the
pulsed electromagnetic fields and photobiomodulation were each
methodology is clear and appropriate. The study also addresses
investigated by a single trial. Twelve RCTs and six CCTs were included.
an area relevant to practising orthodontists and our patients, and
Two RCTs were considered to be at low risk of bias, five at unclear
updates a previous review based on a search in 2011.1 The main
risk and five at high risk of bias. Three CCTS were at high risk of bias
outcome measure was the rate of tooth movement. The impact
and three at unclear risk. Two studies on corticotomy and two on
of adjunctive procedures on quality of life and the occurrence of
low intensity laser were combined in a random effects model. Higher
adverse events were also assessed.
canine retraction rate was evident with corticotomy during the first
Both randomised and non-randomised studies were included
month of therapy (WMD=0.73; 95% CI: 0.28, 1.19, p
2C|
2B|
2A|
1B|
SUMMARY REVIEW/ORTHODONTICS
1A|
Accelerating orthodontic tooth movement using surgical and non-surgical approaches Abstracted from Gkantidis N, Mistakidis I, Kouskoura T, Pandis N. Effectiveness of non-conventional methods for accelerated orthodontic tooth movement: a systematic review and meta-analysis. J Dent 2014; 42: 1300–1319. doi:10.1016/j.jdent.2014.07.013. Epub 2014 Jul 27. PubMed PMID: 25072362. Address for correspondence: N. Gkantidis Department of Orthodontics and Dentofacial Orthopedics, University of Bern, Freiburgstrasse 7, CH-3010 Bern, Switzerland. E-mail address: [email protected]
Question: How effective are surgical and nonsurgical approaches for accelerated orthodontic tooth movement?
Commentary
Data sources Pubmed, Embase, Google scholar beta and the
cal response to incident force. Orthodontic tooth movement
Cochrane Databases.
involves complex interplay between mechanical forces and an
Study selection Randomised controlled trials (RCTs) and controlled
ensuing biological response involving chemical interactions
clinical trials (CCTs) reporting on results or treatment parameters
between osteoblasts and osteoclasts, cellular turnover and bone
related to accelerated orthodontic tooth movement were considered.
remodelling. In recent years efforts to modulate this biological
Data extraction and synthesis Data abstraction and quality assessment
response using both surgical and non-surgical adjuncts have
using the Cochrane risk of bias tool were carried out independently by
gained momentum.
two reviewers. A meta-analysis and narrative synthesis was presented.
The duration of a course of orthodontics is contingent on a variety of factors including the dictates of a presenting malocclusion, operator factors, treatment mechanics and biologi-
This review aimed to systematically review the effectiveness of
Results Eighteen studies (342 patients ) were included. Eight involved
both surgical and non-surgical approaches to accelerating ortho-
low intensity laser, seven corticotomy, and interseptal bone reduction,
dontic tooth movement. The search strategy is detailed and the
pulsed electromagnetic fields and photobiomodulation were each
methodology is clear and appropriate. The study also addresses
investigated by a single trial. Twelve RCTs and six CCTs were included.
an area relevant to practising orthodontists and our patients, and
Two RCTs were considered to be at low risk of bias, five at unclear
updates a previous review based on a search in 2011.1 The main
risk and five at high risk of bias. Three CCTS were at high risk of bias
outcome measure was the rate of tooth movement. The impact
and three at unclear risk. Two studies on corticotomy and two on
of adjunctive procedures on quality of life and the occurrence of
low intensity laser were combined in a random effects model. Higher
adverse events were also assessed.
canine retraction rate was evident with corticotomy during the first
Both randomised and non-randomised studies were included
month of therapy (WMD=0.73; 95% CI: 0.28, 1.19, p
