Download GTU B.Tech 2020 Winter 5th Sem 3150301 Biomaterial And Implants Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 5th Sem 3150301 Biomaterial And Implants Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?V (NEW) EXAMINATION ? WINTER 2020
Subject Code:3150301 Date:27/01/2021
Subject Name:Biomaterial and Implants
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


MARKS
Q.1
(a) Define the following terms: (i) Biocompatibility (ii) Bioresorbable material
03

(b) Enlist the mechanical properties of Biomaterials and discuss two of them in
04
brief.

(c) Explain Metallic Corrosion process in detail with electrochemical reactions
07
and necessary schematics.


Q.2
(a) Give properties of Nitinol and their medical applications.
03

(b) Write a short note on Dental Amalgam.
04

(c) Explain Total Hip Replacement in detail with neat diagram.
07




Q.3
(a) Define Polymerization and enlist the types of polymerization process.
03

(b) Write a short note on Glass Ceramics.
04

(c) Explain the types of Stainless Steel alloys with its composition, properties
07
and applications.




Q.4
(a) Define Bioceramics and give the classification of Bioceramics in brief.
03

(b) Write a short note on Hydrogel.
04

(c) Explain the types of Cobalt based alloys with its composition, properties and
07
manufacturing process.
Q.5
(a) Give the Biomedical applications of PMMA.
03

(b) Discuss the adverse biological effects of Implants on Human body.
04

(c) Explain Artificial Heart valve in detail with necessary diagrams.
07



Q.6
(a) What is Composite Biomaterials? Enlist the different types of composite
03
materials.

(b) Explain Vascular grafts with its application.
04

(c) Explain Contact lenses and Intra Ocular Lenses (IOL) in detail.
07
Q.7
(a) Give the difference between Atactic and Isotactic structure of polymers.
03

(b) Write short note on Bio-inert Ceramics.
04

(c) Explain different Structural arrangements of Polymer in detail with
07
necessary diagram.



Q.8
(a) Define: Glass Transition Temperature & Melting Temperature.
03
(b) Describe Structure & properties of Particulate Composites.
04
(c) Explain methods for testing and evaluating Biocompatibility of
07
Biomaterials.
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