Study on Three-Dimensional Digital Expression and Robot Bending Method of Orthodontic Archwire

Table 2

Length and deviation calculation for node planning.

		First-section length	Second-section length	Third-section length	Fourth-section length	Fifth-section length	Total length
2		3.67861	3.66983	—	—	—	7.34844
		3.66432	3.66736				7.33168
		0.01429	0.00247				0.01676
		0.38846	0.06730				0.22801
3		2.45219	2.44194	2.45431	—	—	7.34844
		2.44841	2.44192	2.44519			7.33554
		0.00378	0.00002	0.00912			0.01293
		0.15415	0.00082	0.37159			0.00176
5		1.46908	1.46628	1.46703	1.47177	1.47428	7.34844
		1.46661	1.46627	1.46702	1.47168	1.46851	7.34009
		0.00247	0.00001	0.00001	0.00009	0.00577	0.00835
		0.16813	0.00068	0.00060	0.00612	0.00391	0.11363