Les Feldman

About Les Feldman

Leslie (Les) Feldman, Ph.D.Senior scientist expert in materials science R&D, problem solving, product development, consulting and customer support. Strength in materials used in medical devices and sterilization, including polymers, metals, adhesives, composites, optical and electronic materials. Skills include materials compatibility and properties testing, failure analysis and characterization with optical and electron microscopy, microanalysis. Developed durability and lifetime improvements and collaborated in materials selection, produced reports, publications and patents leading to product improvements and increased market penetration.Improved materials compatibility working directly with many medical device manufacturers and suppliers, including: 3M, Brycoat, C. R. Bard, Cabot, Circon, Codman, Dow Corning,Dupont, Dymax, Dyonics/Wolf, EpoTek, Ethicon, Fujinon, GE Silicones,Karl Storz, Loctite (Henkel), Lubrizol, Masterbond, Matco, Minntech, Momentive,Olympus, Parker Hannifin, Pentax, Phillips Ultrasound, Richard Wolf Medical, SABIC, SEAL Labs, Siemens Healthcare, Smith & Nephew, TatCom Assoc.Experience includes researching and developing materials for - Medical Devices- 3D Printing and Rapid Prototyping- Aerospace- Inkjet printing- High energy density batteriesPublications include- 13 U.S. patents- 15 scientific journal and industrial publications

Experience

1. Senior Materials Engineer Consultant

   Ormco

   Jan 2018 — Present · Glendora, CA, US

   Performing risk assessments for biocompatibility of materials used to manufacture orthodontic bands, brackets and archwires with stainless steel and titanium alloys, as well as gold and silver braze metals, single and polycrystalline ceramic brackets, 3D printed/AM materials, orthodontic elastic rubber and polymers, and bonding materials.Working with R&D, QA and RA departments to remediate gaps in biocompatibility testing of materials for regulatory compliance with ISO 10993-1.

Education

• Massachusetts Institute of Technology

  BS, physics, with electives in math, computer science and electrical engineering

• University of California, Berkeley

  MSE (materials science and engineering)

• Cornell University

  Ph.D., MSE (materials science and engineering); minor in physics

Skills

• Fda
• Polymers
• Biotechnology
• Characterization
• Spectroscopy
• Design Control
• Optical Microscopy, Sem/Edx, Ftir
• Technical Report and Publication Writing
• R&D
• Materials Science
• Failure Analysis
• Electron Microscopy
• Optics
• Surface Analysis and Characterization (Auger, Xps)
• Chemistry
• Microsoft Word, Excel, Powerpoint, Project
• Medical Devices
• Biomedical Engineering
• Technology Transfer
• Physics
• Nanotechnology
• Materials Characterization
• Composites
• Biomaterials
• Instron Mechanical Testing, Hardness Testing
• Thin Films
• Scanning Electron Microscopy
• Design of Experiments
• Experimentation