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. 2020 Jul 16;10:11838. doi: 10.1038/s41598-020-68783-9

Figure 3.

Figure 3

Drive assembly. (a) Insert the shuttle screw (M1.6 × 10 mm, hex socket head) into the carrier holder to connect the carrier with the carrier holder (‘carrier assembly’). Install the shuttle nut (M1.6, hex nut) on the shuttle screw. (b) Secure the shuttle nut to the shuttle screw with glue (black arrow). (c) Place the carrier assembly in the drive body (‘drive assembly’). (d) Connect an EIB holding an 18-pin Omnetics connector (A79042-001, Omnetics) to the drive assembly with two fixing screws (M1 × 5 mm thread length). Add 1–3 anchor screws (M1 × 2 mm thread length) to the bottom of the drive body for later securing of the drive to the dental cement surrounding the craniotomy.