Download GTU B.Tech 2020 Summer 5th Sem 2150301 Biomaterials And Implants Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 5th Sem 2150301 Biomaterials And Implants Previous Question Paper

Seat No.: ________
Enrolment No.___________


GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER? V EXAMINATION ? SUMMER 2020
Subject Code: 2150301 Date:26/10/2020
Subject Name: BIOMATERIALS & IMPLANTS
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.



MARKS
Q.1 (a) Explain in detail the applications of polymers as a biomaterial.
03

(b) Define following terms: Biocompatibility, Xenografts, Biological
04
material, allografts.

(c) Discuss the Biological effects of the implants on the human body.
07


Q.2 (a) What are Rheological Properties of Biological Solids?
03

(b) Explain the standard and assessment for biomaterial.
04

(c) Briefly explain applications of Composite Biomaterials.
07


OR


(c) Write a short note on PMMA & PHEMA.
07
Q.3 (a) State mechanical properties of stainless steel
03

(b) Explain composition and mechanical properties of Cobalt based alloy
04
for medical applications.

(c) Explain various techniques of biomaterial testing.
07


OR

Q.3 (a) Define
03
1) Hemocompatibility
2) Osteocompatibility

(b) List out properties of Nitinol and their medical applications.
04

(c) Describe the Condensation Polymerization Process in Detail
07
Q.4 (a) Explain the Inferior vena cava filter in detail.
03

(b) Write a short note on nano-biomaterials and their applications.
04

(c) Enlist and explain Titanium based alloys and their applications
07

OR

Q.4 (a) Enlist the factors responsible for orthopedic implant failure.
03

(b) What is Pol
ymerization? List out the factors that influence mechanical
04
Properties of Polymers.

(c) Explain manufacturing process of Stainless-steel based Implants.
07
Q.5 (a) Explain difference between bioinert and bioactive biomaterials.
03

(b) Write a short note on IOLs & Contact lenses.
04

(c) Enlist the biomaterials used in dental implants and explain any two of
07
them in detail


OR
Q.5 (a) Define 1) Bioresorbable material 2) Shape memory effect
03
(b) Explain hydrogel in detail.
04
(c) Differentiate between Partial & Total Knee Replacement and Explain
07
Total Knee Replacement in detail.

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