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. 2021 Dec 2;14:15–30. doi: 10.1016/j.bioactmat.2021.10.036

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© 2021 The Authors

This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).

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Fig. 1 — a) Resorbable magnesium fixation screw (NOVAMag® fixation screw XS, botiss biomaterials GmbH) used for securing barrier membranes such as collagen, PTFE as well as pure magnesium membranes in GBR dental surgeries. b-f) Demonstrate the standard fixation protocol for the magnesium screw, in this instance for securing a collagen membrane to the mandible. b) Pilot holes with a 0.9 mm diameter are made for the fixation screw using a precision drill (NOVAMag® precision drill). c) The membrane is placed over the defect and the pilot holes located using a dental probe. d) The fixation screw is attached to a connecting device (NOVAMag® connector) and e) inserted into the pilot holes. f) Once the screw is seated, the drive of the fixation screw will shear off to leave a flat level surface to the screw head.