On Biomimetics by Lilyana Pramatarova

On Biomimetics
80

(A) (B) (C)

(D) (E) (F)

Fig. 24. The designed porogens: (A) Square porogen with 200μm struts spaced 800μm apart

(B) 0/60/120 lay down pattern (C) Round porogen with 300μm struts spaced 800μm apart

(D) Round porogen with 400 μm struts spaced 800μm apart (E) Square tall porogen with

400μm struts spaced 800μm apart (F) Square short porogen with 400μm struts, 800μm voids

and overall dimension of 10.410.46.2 mm.

(A) (B)

Fig. 25. Pictures of (A) Printed plaster porogen (B) PEG infiltrated porogen.

3.3 Fabrication of bone scaffolds

3.3.1 Scaffold fabrication

PCL pellets were weighed using a standard balance, as well as a calculated amount of CaP

powder based upon how much PCL was measured and the desired ratio of the composition.