Biological Principles and Physiology of Bone Regeneration under the Schneiderian Membrane after Sinus Lift Surgery: A Radiological Study in 14 Patients Treated with the Transcrestal Hydrodynamic Ultrasonic Cavitational Sinus Lift (Intralift)

Table 2

Mean values in mm of calcified tissue thicknesses in 3, 6, 9, and 12 o’clock position in CBCT scans after 4 and 7 months (for reference measurement positions for transversal, sagittal, and horizontal see Figure 6).

	CBCT 4 month	14 sites mean (mm)	CBCT 7 month	14 sites mean (mm)
Transversal 3 o’clock pos.		3,6 St. dev. 0,3		n/a
Transversal 6 o’clock pos. (incl. alv. crest) (C)		5,9 St. dev. 1,2		n/a
Transversal 9 o’clock pos.		3,8 St. dev. 0,4		n/a
Transversal 12 o’clock pos. (D)		4,1 St. dev.0,3		n/a
Sagittal 3 o’clock pos.		4,0 St. dev. 0,6		n/a
Sagittal 6 o’clock pos. (incl. alv. crest) (E)		6,1 St. dev. 1,3		n/a
Sagittal 9 o’clock pos.		3,6 St. dev. 0,4		n/a
Sagittal 12 o’clock pos. (F)		4,3 St. dev. 0,4		n/a
Horizontal 3 o’clock pos.		4,2 St. dev. 0,5		n/a
Horizontal 6 o’clock pos.		4,1 St. dev. 0,4		n/a
Horizontal 9 o’clock pos.		3,9 St. dev. 0,2		n/a
Horizontal 12 o’clock pos.		3,8 St. dev. 0,3		n/a