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Table 2 Surgical treatment protocol

From: Novel expandable short dental implants in situations with reduced vertical bone height—technical note and first results

Surgical protocol Bone quality
  D1 D2 D3 D4
1. Drilling sequence (splint) Last drill Last drill Second to last drill Second to last drill
2. Condensing preparation (Analogue to last drill) Analogue to last drill
3. Implant insertion (maximum torque ≤ 40 N cm)
4. Expansion (maximum torque ≤ 40 N cm)
5. Evaluation of primary stability by resonance frequency analysis, primary wound closure
6. Postoperative digital radiogram
7. Re-entry after a conventional period of submerged healing (mandible 3 months, maxilla 6 months), evaluation of secondary stability by resonance frequency analysis and insertion of healing abutments
8. Postoperative digital radiogram