Lecture 7

Question 1

3-D printing techniques?

Answer 1

A.) Fused deposition modeling (FDM)

B.) Selective Laser sintering

Question 2

Melts or softens material by heat to create objects during printing

Answer 2

Fused-Deposition modeling (FDM)

Question 3

Laser designed to draw specific pattern on surface of powdered bed during printing process

Answer 3

Selective Laser Sintering (SLS)

Question 4

How are nanofibers made?

Answer 4

3-D Printing & Electro-spinning

Question 5

disadvantages of 3-D printing?

Answer 5

lack of suitable polymer

slow/incomplete drug ( drug remains trapped in the polymer)

Question 6

Applications of 3-d printing?

Answer 6

• Aprecia (Spritam Levetiracetam)pharmaceuticals used in seizures
• 3D printing in pediatrics
• Osteosarcoma; Local bone delivery