Biomedical Engineering Expert Witnesses: 8

Gary D. Fletcher, PhD,  is the Founder and Principal Consultant at RnDDx Solutions LLC, a consulting firm founded in 2015, focused on Industrial Mechanical Engineering and Biomedical Engineering and Research and Product Development.  In his 30 years of experience, he has been co-inventor on 23 patents for devices and methods in blood collection and processing.

Litigation Support - Dr. Fletcher has subject matter expertise in Medical Device Mechanical Engineering and subject matter expertise in Medical Devices for Blood Collection and Blood Sample processing for diagnostics and therapeutics. He serves as an expert witness in patent infringement cases involving medical device and diagnostic biomedical engineering, blood collection, separation, fluidic preparation, and cell therapy preparation devices.

Dr. Fletcher offers patent litigation services to law firms and lawyers supporting medical device and diagnostic industry clients, who need physical science and mechanical and biomedical engineering expertise for District Court, PTAB, and International Trade Commision patent cases. As an industry consultant, his ideal clients are R&D, product development, and innovation leaders in startup, emerging, and established medical device and diagnostic companies, who face product development and competitive challenges.

Areas of Expertise:

Dr. Fletcher is an entrepreneurial executive with expanding R&D roles in business, technology, and new product development leadership and execution, building and guiding teams in both Fortune 500 and startup companies. With a PhD in physics from Yale, he has a proven record of leadership in creating innovative new businesses and products in healthcare, medical devices, diagnostics, life, materials, and optical sciences.

Mari S. Truman, PE, has more than 40 years of experience in Orthopedic Product Design and Development. As Principal Engineer with her company, Orthobiomech, LLC, she acts as an R&D design and development consultant to the orthopaedic industry and an injury biomechanics and medical device forensic expert. Ms. Truman's design experience includes implants and instrumentation systems used to repair fractured bones, torn ligaments and/or to reconstruct spine, knee, wrist, hip, ankle, elbow, thumb based cmc, and other finger and toe joints for many of the USA based orthopaedic conglomerates and a few Asian, Australian and European firms. Having designed and developed implants and instruments used for both human joint reconstruction and skeletal trauma repair, Ms. Truman is named on 12 Orthopaedic Patents and frequently gives talks on implant design and injury biomechanics on topics such as: knee and thumb-based joint surfaces and kinematics, joint design, rapid prototyping, medical device design control, and injury biomechanics. Litigation Support - Ms. Truman has been providing Forensic Impact and Injury Biomechanics and Orthopedic Biomechanics to the legal industry for over 15 years. She draws on her strong knowledge of FDA and ISO EN13485 compliant design control processes, failure modes and effects analysis, clinically relevant tissue loading, and design safety assurance, including device performance requirements and warnings, during her medical device litigation reviews. Ms. Truman has a strong knowledge of the production and quality assurance processes used in the manufacture, cleaning, and sterilization of medical devices and the effects of such processes on product performance. Analysis of Traumatic Injuries Related To:

View OrthoBioMech LLC's Consulting Profile.

Rouzbeh R. Taghizadeh, PhD, is a Regenerative Medicine and Biomedical Engineering Expert offering more than 20 years of expertise as a Scientist, Innovator, and Entrepreneur in the development, processing, manufacturing of tissues, including bone marrow, umbilical cord (blood & tissue), amnion, chorion, placenta, adipose (fat), and other organs for clinical and non-clinical use, while considering the complex regulatory, trade secret, patent claims that arises from these areas.

Litigation Support - Dr. Taghizadeh provides subject matter expertise and expert witness testimony for scientific, technical, regulatory, trade secret and patent claims in the areas of:

Dr. Taghizadeh specializes in adult stem cells, primarily human hematopoietic and mesenchymal stem cells, the regenerative cells involved in successful bone marrow and umbilical cord blood transplantations, uniquely positions him to approach science and business with the same keen powers of insight that have consistently reaped success surmounting scientific and medical barriers in the field. 

He earned his Ph.D. in Stem Cell Bioengineering in 2006 from the Massachusetts Institute of Technology (MIT) and co-founded AuxoCell Laboratories, Inc. as Chief Scientific Officer in 2008 after completing his post-doctoral training from MIT and the Boston Biomedical Research Institute.

View Dr. Rouzbeh R. Taghizadeh's Consulting Profile.

Timothy P. Harrigan, ScD, MBA, PE, is a Mechanics / Biomechanics and Modelling and Simulation Engineer with over 35 years of experience. He has spent 15 years in Orthopedic departments and the rest of his career in Biomedical Engineering. Dr. Harrigan has done accident reconstruction through analytical and computational models, and extensively used FEA, CFD and, Fluid-structure models.

Litigation Support - Dr. Harrigan has strong analytical skills and qualifications for both the biomechanical issues and the interacting mechanical and electrical environments. He works on both Design and Manufacturing Defects in Medical Devices, including total joint replacements, IV tubing, insulin pumps, IV fertilization, and heart valves. With 3 US Patents, and having passed the patent bar, Dr. Harrigan works effectively with IP professionals on expert reports Injury Biomechanics and Intellectual Property. 

Dr. Harrigan investigates injury and accident scenes to gather relevant data and develop quantitative models for impact injury, blast effects, vehicle collisions, industrial accidents, and premises injury. He develops situation models, accident scene models and device models, and evaluates the strengths and weaknesses of inferences from those working models. He's been Daubert/Robinson challenged but never excluded.

Selected Cases - August 2009 to Present:

• Investigated and testified on biomechanics in consumer product liability suit based on Chinese-made inflatable pool slide; won $20M verdict in Massachusetts. (Aleo v Toys-R-Us)
• Investigated and testified on biomechanics in consumer product liability suit based on Chinese-made inflatable pool slide; won $4M verdict in Missouri. (Grantham v Wal-mart)
• Investigated and testified on biomechanical factors in injury, including product, premises, and transportation litigation
• Provided expert testimony, developed finite element models, and made pressure measurements on bicycle seats in support of $3+M patent infringement claims in the U.S., Italy, and China
• Provided court testimony, deposition testimony, and reports in Patent infringement and validity actions including Inter-partes reviews. (IPR)

Certifications:

• Registered Professional Engineer, State of Texas #86769
• Registered Patent Agent, US Patent and Trademark Office, Registration #51,784

Toxicology

Epidemiology

Industrial Hygiene

Mold

Asbestos

Benzene

Biomedical Engineering

Accident Reconstruction

Electrocution

Building Related Disease

Biomechanics

Bed Bugs

Dr. Glenn Prestwich  is a National Academy of Inventors fellow with over 45 years of experience as a professor, entrepreneur, and biotech startup C-suite executive. Dr. Prestwich specializes in Biomedical Intellectual Property. He has been a prolific inventor since 1977, and an expert witness in IP law cases since 2007. He is an inventor on over 95 patents and patent applications, including 48 issued patents.

Litigation Support - Dr. Prestwich brings to all legal and technical cases a deep appreciation for how chemistry informs the invention and development of products that offer solutions to problems in the life sciences and medicine, ranging from disease detection and treatment to tissue healing and regeneration. He’s been involved in intellectual property litigation that concern medical devices, diagnostics, new pharmaceuticals, drug delivery, agrochemicals, and consumer products.

As an expert witness, Dr. Prestwich enjoys the challenges of dissecting the validity (or invalidity) of patents in litigation. He appreciates the subtleties of claim construction and works collaboratively with attorneys to identify successful arguments based on sound science and legal principles. He has drafted over 40 expert reports, declarations, and affidavits in support of his attorney clients.  He has been deposed 18 times and testified in Court four times.

Glenn D. Prestwich on Accessible and Experienced Expert Witnesses

Areas of Expertise:

Publications - Dr. Prestwich is an organized, clear, and effective writer. He has co-authored  over 610 additional peer-reviewed articles in the scientific literature, and written over 50 single-author scientific publications, reviews and book chapters. His publications encompass areas such diverse topics as anti-cancer drugs, gels for wound repair, cell therapy, and regenerative medicine, insect and pest control agents, cholesterol-lowering agents, lipids and cell signaling tools, and anti-inflammatory agents.

Peter Crosby has over 45 years experience in the Medical Devices Industry. He has served as  CEO of six medical device companies (public and private) in four countries, and has been a member of the board (including chairman of the board) of over 10 companies. Mr. Crosby is an accomplished entrepreneur and company builder, and has brought many medical device products to the world market. He is an inventor on over 50 US patents and applications.

Education includes a Bachelor of Engineering (Electrical) and Master of Engineering Science (Biomedical Engineering).

Litigation Support - Mr. Crosby has served as an expert  in many cases including product liability, intellectual property (patent disputes including infringement, validity, IPR and ITC), alleged misappropriation of trade secrets, fiduciary duty of directors, and commercial contracts disputes (including commercially reasonable efforts"). 

Product Expertise:

View Peter Crosby's Consulting Profile.

Jason Young, BESc., MASc, PEng, is the President of Advantage Forensics Inc., a multi-disciplinary forensic engineering firm in Ontario with service across Canada and the U.S., including N.Y., Michigan, Ohio, Penn., Mass., Vermont, California, Nevada, Arizona, Texas, Missouri & Hawaii. Mr. Young is an outstanding seasoned expert in collision reconstruction, human factors, biomechanics, patent infringement, and waterparks with an exceptional track record at mediation and trial. 

Our firm was VOTED #1 EXPERT WITNESS in Accident Investigation & Reconstruction in Canada.  We have conducted thousands of forensic investigations with tremendous success at trial for our plaintiff & defence clients in:

• Collision Reconstruction - pedestrian, nighttime visibility, motorcycle, bicycle, truck, data recorder download & analysis, freeway collisions, computer simulation, winter maintenance, road design, forensic video analysis, snowmobile, Segways
• Human Factors - perception reaction time, driver behavior, road signage, warnings & labels, product misuse
• Slips, Trips & Falls - friction testing, staircase building code assessment, fall hazard assessment
• Biomechanics - seatbelt use, injury thresholds, fraud investigation, fall dynamics, occupant ejection, whiplash & concussion thresholds
• Product Failure - materials failure, design assessment, safety factor testing, electrical failure
• Playground, Fitness Equipment & Sports Accidents - playground, exercise equipment, marine, trampoline, ski, sports facilities
• Waterpark, Pool, Zipline & Amusement Ride Accidents - waterslides, friction testing, zipline, aerial adventure, acceleration testing 
• Fire & Explosion Investigation

Our team of over 30 experts and consultants provides the full complement of forensic, academic, research & courtroom experience.

Mr. Young is a licensed professional engineer and seasoned expert with over 20 qualifications at Superior Court level, over 20 publications, and 2500 forensic investigations with 1500 trial-ready reports over 20 years in Collision Reconstruction, Human Factors, Biomechanics, Patent Infringement, Road Design & Waterslide Design. 

Mr. Young has a Masters in Biomedical Engineering and a Bachelors in Mechanical Engineering, as well as numerous certifications and contributions to standards in these areas. Mr. Young has provided seminars to law conferences for over 15 years on these topics. Mr. Young is a long-time member of CATAIR, HFES, CARSP, and ASTM. See our website at www.aforensics.ca for additional information. We also offer the option of fixed file quotes GUARANTEED within 10%. View Advantage Forensics' Consulting Profile.