Sub-crestal implant placement has several scientific pros and is also a novel function obtainable in very few latest implant systems. This placement helps you to decrease the stress placed on the cortical plate, allows for sub-crestal implant placement, and can help stop tissue and bone die-back around the implant-to-abutment interface https://implantleaguecourses.com/comprehensive-guide-to-compatible-implant-systems/