. 2019 May-Aug;14(2):77–84. doi: 10.5005/jp-journals-10080-1430

Table 12.

Relevant literature on motorised internal lengthening nail results

Lead author	Accuracy of deformity correction	BHI (days/cm)	Total complications (%)
Krieg¹³	Post-MAD (varus group) = 4 medial (range: 38 medial–11 lateral); post-MAD (valgus group) = 0 (range: 10 medial–28 lateral)	41.8	12.5
Lenze¹⁴	MAD 1 mm lateral (12 lateral–12 medial)	Femur 35, tibia 48	27
Kirane¹⁵	Length: accuracy 96%, precision 86%, angular deformity: 1 mm MAD (2–8)	NR	28
Accadbled¹⁶	Post-valgus 3° (range: 0–5); post-varus 2° (range: 0–5)	Femur 73, tibia 83	15
Iobst¹⁷	Final LDFA 88°, final MAD within 8 mm of goal in 81% of patients	Femur 29.6	15

MAD, mechanical axis deviation; Var, varus; Val, valgus; med, medial; lat, lateral; BHI, bone healing index; Comp, complications, NR, not reported