Table 1.

Drug release characteristics of prepared TNT/Ti implants loaded with ibuprofen (model drug) and modified with different layers of PLGA films (Three samples of each group).

Coating on drug loaded TNT	Polymer thickness (μm)	Drug release (%)			Drug totally released (number of days)
		6 h	1 day	7 days
Pure NT	–	84.23	94.47	100.00	7 ± 1
1 layer	0.44	51.43	60.39	99.23	9 ± 2
3 layers	0.98	34.56	50.64	89.48	12 ± 2
5 layers	2.02	31.27	44.69	66.74	16 ± 1
8 layers	2.84	29.59	39.31	49.42	30 ± 2
10 layers	4.08	27.46	33.72	45.32	40 ± 2