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Fig. 1 | International Journal of Implant Dentistry

Fig. 1

From: Effect of assistive devices on the precision of digital impressions for implants placed in edentulous maxilla: an in vitro study

Fig. 1

Designs of the assistive devices in the digital impression group. a Type 0: Reference model with attached scan bodies, without an assistive device. b Type 1: Reference model with an assistive device connecting only neighboring scan bodies, namely between #12–15, #12–22, and #22–25. c Type 2: Reference model with assistive device and the same connections as Type 1, along with a connection between two posterior implants and two perpendicular branches towards the two anterior implants

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