Table 3.
Maxillary alveolar ridge expansion with the split-crest technique
| Study |
Year of publication |
Patients | Materials and methods |
Follow-up after loading (months) |
Primary outcome measures |
Secondary outcome measures |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ARW (mm) |
Split-crest | Site | Implant |
Graft/ membrane |
Implant healing | Prosthetic solution | Survival (%) | IS |
PIMBL (mm) |
GARW (mm) | BTC | ||||||
| Prosthesis | Implant | ||||||||||||||||
| González-García et al. [21] | 2011 | 8 | 3 - 4 | 8 | Anterior/posteior | 33 |
Autogeous bone/Laddec® + membrane |
4 months | NR | 28.3 | NR | 100 | 69.5 ISQ | 2-years | NR | None | |
| 0.54 | |||||||||||||||||
| Garcez-Filho et al. [22] | 2015 | 21 | 3 - 5 | 26 | Posterior | 40 | Bio-Oss® | 6 - 8 weeks |
SC: 20 FPD: 19 |
120 | 97 | 97 | NR | 6 months | 10 years | NR | Retained screw/SC change: 6 |
| 0.47 | 1.93 | ||||||||||||||||
| Santagata et al. [23] | 2015 | 13 | 4.67 (3.5 - 7) | 13 | Anterior/posterior | 33 | Putty® | 4 months | NR | 36 | NR | 97 | NR | NR |
3.5 (1.45 - 4.9) |
None | |
| Albanese et al. [24] | 2017 | 10 | 2.75 (2.5 - 4) | 10 | Anterior | 45 | Fresh frozen bone chips | 8 months | NR | 12 | NR | 97.8 | 35 Ncm | 1.19 | 3.25 | Oedema,
pain: 9% |
|
ARW = alveolar ridge width; BTC = biological and technical complications; FPD = fixed partial denture; IS = implant stability; ISQ = implant stability quotient; NR = not reported; PIMBL = peri-implant marginal bone loss; SC = single crowns.