NobelDirect Posterior – Particulary important aspects of treatment with NobelDirect. Specialist training is always strongly recommended before embarking on a new treatment method. Nobel Biocare offers a wide range of courses at different levels. You should conduct your first few treatments assisted by an experrieced collegue. 1. Implant placement relative to the osseous rigde: It is important not to place the implant too deep in the bone. The implant must be placed with the topmost thread on a level with the marginal bone. 2. Implant insertion torque: When insirting the implant, never use a tightening torgue greater than 45 Ncm. Exceeding this limit risks excess compression and subsequent pressure necrosis of the bone.