RAVIKUMAR VARADARAJAN

SUMMARY

PhD graduate in Mechanical engineering with 3 years of biomedical device

design and evaluation experience. Two years of industrial mechanical design

experience, experience in CAD, FEA, ISO medical device standards, six sigma

tools and statistical tools. Seeking a full-time opportunity dedicated to

design and evaluation of biomedical devices.

EDUCATION

. Ph.D. Mechanical Engineering, Case Western Reserve University,

Cleveland, 2007, GPA 3.83 / 4

o Fracture and fatigue resistance of ultra high molecular weight

polyethylene (UHMWPE) used in total joint replacements

o Development of fracture testing methodologies for ductile

polymers

. M.S. Mechanical Engineering, University of Illinois at Chicago,

Chicago, 2003, GPA 5 / 5

o Parametric finite element modeling of human lumbar spine

o Study of osteoporosis, disc degeneration and interbody fusion

in human lumbar spine.

. B.S. Mechanical Engineering, University of Madras, India, 1999, GPA

79 / 100

PROFESSIONAL EXPERIENCE

Research Associate, Cleveland Functional Electrical Stimulation Center,

Cleveland, OH, 2007 to Present

Development of Implantable Networked Neuro-Prosthesis System (NNPS)

Role

. Involved in the design and testing of various components of NNPS

system (Leads, Interconnects etc)

. Wrote protocols for feasibility tests as per ISO standards for FDA IDE

report

. Performed tests and presented results in conferences and peer reviewed

journals

. Performed failure analysis of components using FMEA, Root cause

analysis

Projects

. Mechanical characterization of various implantable grade wires and

cables for NNPS leads

. Endurance strength of NNPS leads under physiologically relevant

loading conditions

. Design and evaluation of interconnects for NNPS

Design Engineer, Mirza International Private Limited, India, 1999 to 2001

Role

Designed and developed shoe manufacturing machines and machining

fixtures

Developed conceptual models using 3D CAD and created technical drawings

for manufacturing

Planned manufacturing process and supervised manufacturing unit with 15

technicians

Projects

. Design and development of thermo-fusible press for shoe uppers

. Redesign of an automatic leather dyeing drum and chemical mixing tank

. Design of shoe and upper conveyors

SKILLS (Experience in years)

. Biomedical Devices: Design and Testing (3)

. Solid modeling using Solidworks, Pro-Engineer and AutoCAD (4)

. Finite element analysis using Ansys and Abaqus (2)

. Mechanical testing using Instron, MTS and Bose materials testing

machines (7)

. Design of jigs and fixtures (7)

. Failure Analysis using SEM (2)

. Six Sigma Tools: FMEA, Root cause analysis, DOE, QFD, VOC (1)

. MS Office, Photoshop, Dreamweaver, Matlab, Minitab, Mathcad, Labview

AWARDS

. Student travel achievement recognition award, Society for

Biomaterials, 2006.

. Case Prime Fellowship, Case Western Reserve University, Cleveland,

2003-2006.

. Academic proficiency award, Crescent Engineering College, India, 1997,

1998, 1999.

SELECTED PUBLICATIONS

Lewandowski JJ, Varadarajan R, Smith B, Tuma C, Shazly M, Vatamanu LO,

"Tension and fatigue behavior of 316LVM 1x7 multi-strand cables used

as implantable electrodes", Journal of Materials Science and

Engineering A, 486(1-2), 447-454, 2008.

Lewandowski JJ, Varadarajan R, Smith B, "Tension and fatigue behavior

of silver-cored composite multi-strand DFT cables used as implantable

cables and electrodes", Journal of Materials Science and Engineering

A, 492(1-2), 191-198, 2008.

334 White, 10900 Euclid Avenue

Case Western Reserve University

Cleveland, OH 44106

216-***-**** (Office)

Apt#209, 2330 Euclid Heights Blvd

Cleveland Heights, OH 44106

216-***-**** (Cell)

abm7k8@r.postjobfree.com

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