Dr. Sujesh Sreedharan
Engineer 'G'
Phone : 0471 2520310

Academic Qualifications

PhD, SCTIMST, 2019

MEE, Rice University, 2004.

B.Tech, IIT Bombay, 2001.

Professional Record

Engineer-G, SCTIMST, 2021-date

Engineer-F, SCTIMST, 2017-21

Engineer-E, SCTIMST, 2014-17

Engineer-D, SCTIMST, 2010-14

Engineer-C, SCTIMST, 2006-10

Engineer-B, SCTIMST, 2004-06.

Software Engineer, Motorola, India, 2001-2002.

Area of Interest

Medical device development and testing.

Medical Image processing

Collaboration

Imaging Sciences and Interventional Radiology, SCTIMST - Vascular intervention, medical imaging, fNIRS

Cardiology Department, SCTIMST - Cardiovascular devices

Material Science Division, CSIR-NAL, Bengaluru - NiTi superelastic alloy based Cardiovascular devices

Surgical Oncology, Regional Cancer Centre, Trivandrum - Voice prosthesis.

Current Activities

Medical Devices: Computer aided design, Finite element analysis, In-vitro instrumentation and testing, Quality system documentation.

Medical Imaging: Functional magnetic resonance imaging, Brain computer interfaces, fNIRS, Deep learning, brain connectivity.

Patents

A delivery device with a release mechanism for deploying braided vascular devices. Patent. No: 497258.

A delivery system with a thumb wheel drive for stent graft positioning and deployment. Patent. No: 437272.

Implantable atrial septal occlusion device with left atrial disc having a low profile inter-twined centre. Patent. No: 437270.

An asymmetric design of a stent with enhanced crimpability, having enclosing struts, for use in blood vessels. Patent. No: 437267.

A self-expanding Flow Diversion Device with enhanced Kink Resistance and Radial Strength ? International Patent in South Africa - 2021/02576.

Implantable Atrial Septal Defect occlusion device with woven central section on left atrial flange. Patent. No: 489968. ? International Patent in South Africa - 2020/03941.

An improved stent for use in blood vessel with enhanced fixation. No. 429582

A delivery device for positioning and deployment of stent grafts. No. 422625.

A metallic stent for use in blood vessels. No: 357096.

Fellowships

Rice University Graduate Fellowship, 2002-04, TX, USA.

National Talent Scholarship, 1995-2001, India.

Membership

Engineering in Medicine and Biology Society, IEEE - 2002

Material Research Society of India.

On-going Projects

Aortic Stent Graft - for endovascular treatment of thoracic aortic aneurysms.

Atrial Septal Defect Occluder - for minimally invasive closure of ASD.

Flow Diverter Stent - for catheterized treatment of cerebral aneurysms

Voice Prosthesis - for voice restoration of laryngectomees

Clot Retriever Stent - for treatment of acute ischemic stroke

FNIRS based brain computer interface - for rehabilitation.

Projects Completed

Coronary Stent (Co-I)

Improved artificial heart valve (Co-I)

Development of neurofeedback system using fMRI. (PI)

Flow Diversion Stent - design optimization and prototyping (PI)

Self-regulation of Broca's area in post-stroke aphasic patients using real-time fMRI based neurofeedback. (Co-PI)

Titanium Nitride coatings for medical devices. (PI)

Training

Project Management & Application of Risk Management to Medical Devices, ASCI

ISO 13485 - Internal Auditing of Quality Management Systems

ISO 17025 - Internal Auditing of Quality Management Systems

Managing Innovation and Technology for Competitiveness, ASCI

Intellectual Property Disclosures

Braided structure for use in blood vessels, Design No: 328451-001

Implantable atrial septal defect occlusion device, Design No: 300221

Implantable atrial septal defect occlusion device with woven central section on left atrial flange, Design No: 300220

Stent crown for scaffolding blood vessels, Design No: 299425

Stent crown for scaffolding blood vessels, Design No: 299424

Stent crown for scaffolding blood vessels, Design No: 299423

Stent crown for scaffolding blood vessels, Design No: 299422

Stent crown for scaffolding blood vessels, Design No: 299421

A stent for blood vessels, Design No: 241378

A delivery device for positioning and deployment of stent grafts, Patent Appl No: 201741039555

A self expanding flow diversion device with enhanced kink resistance and radial strength, Patent Appl No: 201841049649

A braided cuff for preventing endoleaks in stent grafts, Patent Appl No: 201841049655

A release mechanism for use in catheterized delivery of cardiovascular implantable device inside the body, Patent Appl No: 201941000952

A voice prosthesis device with a one-way shunt valve, Patent Appl No: 201941003328

An improved delivery device for deployment of stent grafts, Patent Appl No: 201941003745

A braided stent, Patent Appl No: 201941022802

Team

Muraleedharan CV.

Ranjith G

Rajeev A

Subhashkumar MS

Sivakumar KGV (Dr.)

Subhash NN

Saurabh S. Nair

Anoop Gopinathan.

Project Team - Krishnakumar S, Jijo Jerard, Anku S, Jnana NJ, Liji GV, Vivek PU, Amritha TS, Sujith V, Akhil, Mahesh, Narayanan, Sreehari, George.

Dissertations Supervised - M.Tech

Real-time classification of fNIRS signal using deep learning.

Finite element analysis of a coronary stent design.

Finite element analysis of an EVAR stent design.

Design and FEM analysis of a dental implant.

Signal Processing of artificial heart valve sounds.

Design and optimization of a flow diverter stent.

Wireless energy transfer using resonant coils.

Accelerated durability testing of coronary stents.

Accelerated durability testing of vascular grafts.

Functional MRI based real-time processing.

Functional connectivity analysis of fMRI data.

Publications

Article

1
Naresh Kasoju, N. S. Remya, Renjith Sasi, S. Sujesh, Biju Soman, C. Kesavadas, C. V. Muraleedharan, P. R. Harikrishna Varma, Sanjay Behari, Digital health: trends, opportunities and challenges in medical devices, pharma and bio-technology, CSI Transactions on ICT, 2023, 11, 11-30, https://doi.org/10.1007/s40012-023-00380-3
2
Caleb Jones Shibu, Sujesh Sreedharan, KM Arun, Chandrasekharan Kesavadas, Ranganatha Sitaram, Explainable artificial intelligence model to predict brain states from fNIRS signals, Frontiers in Human Neuroscience, 2023, 16, https://doi.org/10.3389/fnhum.2022.1029784
3
Akhil, Jerard, J., Subhashkumar, M. S., Liji, G. V., Jnana, N. J., & Sujesh, S, Bubble Helmet for Non-Invasive Ventilation, Trends in Biomaterials & Artificial Organs, 34 (S2), 52-59, 2020, , https://www.biomaterials.org.in/tibao/index.php/tibao/article/view/436
4
Sujesh S, Anuvitha C, Y. Vijay Raj, Sylaja PN, Kesavadas C, Ranganatha S, Self-regulation of Language Areas using Real-time Functional MRI in Stroke Patients with Expressive Aphasia, Brain Imaging and Behavior, 14, 1714-1730, 2020, , https://doi.org/10.1007/s11682-019-00106-7
5
Sujesh S, Arun KM, Sylaja PN, Kesavadas C, Ranganatha S, Functional Connectivity of Language Regions of Stroke Patients with Expressive Aphasia During Real-Time Functional Magnetic Resonance Imaging Based Neurofeedback, Brain Connectivity Vol. 9, No. 8 , 613-626, 2019, , https://doi.org/10.1089/brain.2019.0674
6
Subhash NN, Rajeev A, Sujesh S, Muraleedharan CV, TTK Chitra tilting disc heart valve model TC2: An assessment of fatigue life and durability, Proceedings of the Institution of Mechanical Engineers, Part H:Journal of Engineering in Medicine. 231(8): 758-765, 2017, , https://doi.org/10.1177/0954411917703676
7
Sujesh S., Ranganatha S., Joseph S. Paul, Kesavadas C, Brain Computer Interfaces for Neurorehabilitation, Critical Reviews in Biomedical Engineering, 2013, , DOI: 10.1615/CritRevBiomedEng.2014010697
8
S. Sujesh, A. Rajeev, S. J. Shenoy, P. R. Umashankar, and C. V. Muraleedharan, An automated data acquisition system for capturing physiological parameters during animal trials of artificial heart valves, International Journal of Biomedical Engineering and Technology 10(1), 70-83, 2012, , DOI: 10.1504/IJBET.2012.049326
9
Kesavadas C, Thomas B, Sujesh S, Radhakrishnan K et. al., Real-time functional MR imaging (fMRI) for presurgical evaluation of paediatric epilepsy, Pediatric Radiology, 2007, , https://doi.org/10.1007/s00247-007-0556-4

Conference proceedings

1
C. J. Shibu, Sujesh S, Arun KM and C. Kesavadas, Comparison of classification performance of handpicked, handcrafted and automated-features for fNIRS-BCI system, 5th International Conference on Intelligent Informatics and Biomedical Sciences (ICIIBMS), Okinawa, Japan, 2020,
2
Sujesh S, Neurofeedback and its applications, IBRO-APRC School, Trivandrum, 2019,
3
Sujesh S, Real-time fMRI based Neurofeedback and Brain Connectivity, Brain CONN, Trivandrum, 2018,
4
Sujesh S, Arun KM, Sylaja PN, Ranganatha S, Kesavadas C, Functional Connectivity changes during real-time fMRI based Neurorehabilitation of post stroke aphasic patients, ISMRM, Paris., 2018,
5
Sujesh S, Anuvitha C, Y.Vijay Raj, Sylaja P.N, Kesavadas C, Ranganatha S., Self-Regulation of Broca's and Wernicke's areas using real-time functional MRI in stroke patients with expressive Aphasia, Real-time functional imaging and Neurofeedback Conference, Japan, 2017,
6
Sujesh S, Titanium Nitride Coatings for Medical Devices, International Workshop on Coatings and Surfaces for Biomedical Engineering, IIT Madras, India, 2014,
7
Sujesh S, Anuvitha C, Arathy J.S, Sylaja P.N, Kesavadas C, Ranganatha S, Self-Regulation of Broca's area using real time functional MRI in Stroke patients with expressive Aphasia - A Pilot Study, Annual Conference of Indian Society for Neuroradiology, India, 2014,
8
Sujesh S, Anuvitha C, Arathy J.S, Annamma George, Sylaja P.N, Kesavadas C, Ranganatha S, Self-Regulation of Broca's area using real time functional MRI in Stroke patients with expressive Aphasia - Study Hypothesis & Methodology, Neurobionics, JIPMER, India, 2013,
9
Abhishek M., Sujesh S., Kesavadas C, Designing a Brain Computer Interface using real-time functional MRI, National Conference on Brain and Consciousness, ISI Kolkata, 2013,
10
Rajeev A, Sivakumaran N, Sujesh S, Muraleedharan CV, A linear after-load model for a cardio-vascular pulse duplicator, International Conference on Advances in Computing, Communications and Informatics, ACM, pp. 493497, 2012,