Effect of Calcar Screw in Locking Compression Plate System for Osteoporotic Proximal Humerus Fracture: A Finite Element Analysis Study

Table 1

Details of components consisting of locking compression plate (LCP) system used in this simulation are shown. The second row describes the size and length () of the used items, and the numbers of the last row correspond to the quantity of used items.

Components	LCP	Locking screw Ø3.5 mm				Cortex screw Ø3.5 mm
	Proximal humeral plate 3.5	L = 25 mm	L = 35 mm	L = 40 mm	L = 40 mm	L = 30 mm
Quantity	1	2	2	4	2 (calcar screw)	1