Study |
Year of publication |
Number of patients |
Materials and methods | Outcomemeasures | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
TMD (mm) |
Distraction appliance |
Evaluation methods |
Follow-up |
Transverse skeletal expansion |
Transverse skeletal relapse |
Dental arch expansion |
Dental arch relapse |
|||||||
Mean (SD), mm |
Mean (SD), mm |
Mean (SD), mm |
Mean (SD), mm |
|||||||||||
Alkan et al. [2] | 2007 | 5 | > 7 | Bone-borne |
Clinical X-ray |
1.8 years (9 months to 3 years) |
4.6 (0.9) | NR | 5 (0.8) | NR | ||||
21 | Tooth-borne | 3.7 (1.1) | 4.9 (0.9) | |||||||||||
14 | Hybrid | 4.6 (0.9) | 5 (0.9) | |||||||||||
Durham et al. [21] | 2017 | 14 | NR | Tooth-borne | Dental cast X-ray | 5.1 years | Region | PS - PD | PS - PT | PS - FU | Region | PS - PD | PS - PT | PS - FU |
BG | -1.9 (6.2) | -1.8 (8.2) | -2.4 (7.7) | ICD | 5.1 (1.6) | 2.6 (1.5) | 1.3 (0.9) | |||||||
BAG | -1.3 (5.1) | -1.6 (5.5) | -1.8 (5.2) | IPMD1 | 4.6 (1.4) | 2.1 (1.4) | 1.2 (1.7) | |||||||
BM | 2.3 (1.3) | 1.5 (1.8) | 1.6 (2) | IPMD2 | 3.8 (1.3) | 2 (1.4) | 1.5 (1.8) | |||||||
IIA | 2.8 (2.1) | -4.6 (1.3) | -3.4 (0.7) | IMD1 | 2.5 (1.8) | 2.8 (1.6) | 3 (1.9) | |||||||
IMD2 | 1.1 (2.1) | 2.5 (2.3) | 2.6 (2.5) | |||||||||||
19 | Hybrid | 6.1 years | BG | -0.4 (6.3) | -1 (6.2) | -1.3 (7.3) | ICD | 5.6 (2.1) | 0.9 (1) | 0.2 (1.3) | ||||
BAG | 0.7 (4.4) | 0.3 (4.3) | 1 (5.3) | IPMD1 | 5.3 (1.8) | 1.3 (0.9) | 0.9 (1.6) | |||||||
BM | 5.3 (1.4) | 4.7 (1.5) | 5.1 (1.9) | IPMD2 | 4.4 (2.2) | 1.1 (1.5) | 1 (1.6) | |||||||
IIA | 5.1 (1.7) | -2.4 (1.1) | -1.9 (1.1) | IMD1 | 3.1 (2.5) | 1.9 (1.8) | 2.5 (2.1) | |||||||
IMD2 | 1.8 (2.4) | 1.6 (1.5) | 2.2 (1.3) |
BAG = biantegonial; BG = bigonial; BM = bone marker; FU = follow-up; ICD = inter-canine distance; IIA = inter-incisor apices; IMD1 = first inter-molar distance; IMD2 = second inter-molar distance; IPMD1 = first inter-premolar distance; IPMD2 = second inter-premolar distance; NR = not reported; PD = post-distraction; PS = post-surgical; PT = post-treatment; SD = standard deviation; TMD = transverse mandibular deficit. |