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. 2022 Mar 16;10:840622. doi: 10.3389/fbioe.2022.840622

TABLE 1.

Forces (F, in cN) and moments (M, in cNmm) at the final positions of 4.5 mesial and 4.5 distal rotations. When the test tooth is 4.5 mesial rotated, forces and moments are created to disto-rotate the tooth (Mx positive).

Attachment x-Axis y-Axis z-Axis
Fx Mx Fy My Fz Mz
+ (extrusion) − (Intrusion) + (distal rotation) − (mesial rotation) + (distal) − (Mesial) + (lingual root torque) //− (buccal root torque) + (lingual) − (Buccal) + (distal tipping) − (Mesial tipping)
Tooth Rotation 4.5° Mesial 4.5° Distal 4.5° Mesial 4.5° Distal 4.5° Mesial 4.5° Distal 4.5° Mesial 4.5° Distal 4.5° Mesial 4.5° Distal 4.5° Mesial 4.5° Distal
Group 1: “Rectangular Vertical” VRecUp −170 −70 7,640 −9,218 27 −151 −9,627 7,497 330 −255 2,662 −4,020
VRecDOWN −159 −40 6,761 −9,221 −5 −216 −7,546 7,704 266 −264 1,476 −5,402
Group 2: “Rectangular Horizontal” HRecR −165 3 6,560 −6,965 21 −136 −6,641 5,118 224 −176 1941 −4,645
HRecL −75 −79 3,857 −5,200 24 −86 −5,298 2,956 176 −93 1862 −2,438
3Shape®Box −177 52 5,680 −3,680 44 −67 −4,575 3,250 109 −78 1897 −2,274
Bevelled −118 −38 2,584 −6,827 22 −93 −1,083 3,911 37 −145 1,208 −2,392
Group 3: “Ellipsoid Vertical” Vellipsoid −147 −36 5,515 −5,245 73 −117 −5,948 5,880 193 −184 2,762 −3,434
Group 4: “Ellipsoid Horizontal” Hellipsoid −122 −9 4,850 −1956 54 −40 −4,578 1909 165 −63 2,527 −1,307
HemiEllipR −135 28 4,674 −3,351 56 −20 −3,378 3,002 110 −113 2,324 −945
HemiEllipL −170 23 7,861 −5,358 69 −116 −8,116 5,245 301 −184 3,357 −3,500
Group 5: “Other” ElliPair −98 −27 5,195 −8,456 29 −173 −5,233 6,520 184 −229 1,643 −4,424
NoAtt −65 −137 2,198 −1,582 64 −10 −2042 1970 67 −60 2,363 −96