Manipal University 2008 B.E Biomedical Engineering SIXTH SEMESTER END-SEMESTER S SUBJECT: REHABILITATION ENGINEERING (BME 312.1 ) (REVISED CREDIT SYSTEM) - Question Paper

Reg. No.

1.

^(a)

Discuss the reasons for failure of a rehabilitation aid and the role of follow-up program in the delivery of rehabilitation services

08

(b)

List the advantages and disadvantages of a paperless Braille system.

04

Write note on types of hearing aids used for hearing impaired.

08

2.

^(a)

Explain the working of a myoelectric arm prosthesis in detail.

12

(b)

Discuss in detail the design considerations for conversation aids.

08

3.

^(a)

A non vocal person has lost control over larynx, tongue and lip. What do you recommend for as a portable aid that would provide speech output. Explain the aid.

10

(b)

What are the three methods of generating computer synthesized speech and digitally recorded speech?

10

4.

^(a)

Explain the human gait cycle.

10

(b)

Write note on footswitches and the various gait parameters that can be obtained from them.

10

5.

^(a)

With the help of a block diagram explain the powered wheel chair controller..

06

(b)

Give differences between special purpose and general purpose devices for manipulation

06

^(c)

List the five degrees of tissue breakdown and the role of timing devices in minimizing it. Discuss the warning device for use by paraplegics and quadriplegics.

08

6.

^(a)

Explain the role and working of a phrenic nerve stimulator in controlling respiratory insufficiency.

12

(b)

Explain the voice controlled wheel chair and movement averaging wheel chair controller

08