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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Lasers Surg Med. 2011 Nov;43(9):914–920. doi: 10.1002/lsm.21129

Table 1. Geometric parameters of microneedles.

Microneedle Etching
Time
[Minutes]		 Length
[mm]		 Average
Thickness
[μm]		 Tip
Thickness
[μm]		 Carbonization
Observed?
Control N/A N/A 125 125 Yes
10-I 10 2.9 99 92 Yes
10-II 10 3.0 98 95 Yes
10-III 10 3.0 97 95 Yes
30-I 30 3.0 72 59 Yes
30-II 30 2.7 70 65 Yes
30-III 30 2.7 68 60 Yes
50-I 50 3.0 48 21 No
50-II 50 2.9 38 20 No
50-III 50 2.8 33 17 Yes