Table 5.
Characteristics of included in vitro studies.
| Author Year | Country | Sample Size (Per Scanner) |
Scanner | Reference Scanner | Jaws | Surface Scanned | Accuracy Evaluation Method | Aligning Software | Result (Values in µm) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Patzelt et al., 2013 [13] | USA | 20 | 1. CEREC AC Bluecam 2. Lava COS 3. iTero, 4. Zfx IntraScan |
Activity 101, smart Optics |
Maxilla and mandible | Complete edentulous jaw. | Superimposition against 3D model obtained from laboratory scanner. | Geomagic Qualify 2012 | Maxillary | Trueness | Precision |
| CEREC AC Bluecam | 591.8 | 332.4 | |||||||||
| Lava COS | 52.9 | 30.8 | |||||||||
| iTero (3S) | 144.2 | 178.5 | |||||||||
| iTero (DW) | 139.5 | 166.8 | |||||||||
| Zfx IntraScan | 283.8 | 425.3 | |||||||||
| Mandibular | Trueness | Precision | |||||||||
| CEREC AC Bluecam | 558.4 | 698.0 | |||||||||
| Lava COS | 44.1 | 21.6 | |||||||||
| iTero (3S) | 191.5 | 197.9 | |||||||||
| iTero (DW217.3) | 154.7 | 217.3 | |||||||||
| Zfx IntraScan | 253.8 | 319.4 | |||||||||
| Braian and Wennerberg 2019 [28] |
Sweden | 15 | 1. Omnicam 2. Itero 3. Planmeca 4. Carestream CS3600 5. TRIOS 3 |
NR | Mandible | Complete edentulous jaw. | Measurement of distance between markers in edentulous arch and comparison with the reference data. | No aligning software used | Trueness | Precision | |
| Omnicam | 193 | 299 | |||||||||
| Itero | 81 | 85 | |||||||||
| Planmeca | 145 | 441 | |||||||||
| CarestreamCS3600 | 181 | 247 | |||||||||
| TRIOS 3 | 36 | 94 | |||||||||
| Osnes et al., 2020 [29] | Italy | 5 | 1. True Definition 2. Planmeca 3. Omnicam 4. Dental wings 5. Trios 3 6. Aadva |
NR | Maxilla | Complete edentulous jaws. | Superimposition of 3D data within each group to assess precision. | Custom-made software | Mean deviations | ||
| True Definition | 250 | ||||||||||
| Planmeca | 870 | ||||||||||
| Omnicam | 320 | ||||||||||
| Dental wings | 970 | ||||||||||
| Trios 3 | 260 | ||||||||||
| Aadva | 30 | ||||||||||
| Zarone et al., 2020 [30] | Italy | 10 | Trios 3 | ATOS core 80 | Maxilla | Complete edentulous, smooth, and wrinkled model. | Superimposition against 3D model obtained from lab scanner. | Geomagic Control X | Trueness | Precision | |
| WT/BP | 48.7 | 46.7 | |||||||||
| WT/SS | 65.9 | 53.6 | |||||||||
| WT/PB | 109.7 | 90 | |||||||||
| ST/BP | 48.1 | 46 | |||||||||
| ST/SS | 56.4 | 76 | |||||||||
| ST/PB | 61.1 | 52.9 | |||||||||
BP: buccopalatal technique; PB: palatobuccal technique; SS: S-shaped technique; ST: smooth typodont; WT: wrinkled typodont; NR: not reported.