Fig. 5From: Evaluation of crestal sinus floor elevation in cases exhibiting an oblique sinus floor with a residual bone height of 4.0–7.0 mm using Densah burs with simultaneous implant placement: a prospective clinical studya Measuring the amount of bone gain achieved following the Densah lift. b Graft containment around the implant apex. c Angle measurement confirming a sloping sinus floorBack to article page