From: 3D printed PLA Army-Navy retractors when used as linear retractors yield clinically acceptable tolerances
Number of Retractors
Thickness (in.) at 20% In-fill
Estimated Mass (g)
Estimated Cost (USD)
4
0.15
8.08
$0.40
0.2
9.13
$0.46
22
0.25
10.29
$0.51