Aschraf N. Danun

ORCID: 0000-0001-6543-5468
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About
Contact & Profiles
Research Areas
  • Innovations in Concrete and Construction Materials
  • Additive Manufacturing and 3D Printing Technologies
  • Modular Robots and Swarm Intelligence
  • Additive Manufacturing Materials and Processes
  • Gastrointestinal Bleeding Diagnosis and Treatment
  • Soft Robotics and Applications
  • Retinal and Macular Surgery
  • Neuroscience and Neural Engineering
  • Advanced Materials and Mechanics
  • Retinal Development and Disorders
  • Topology Optimization in Engineering

Zurich Insurance Group (Switzerland)
2024

ETH Zurich
2020-2023

Retinal disorders, including age-related macular degeneration, are leading causes of vision loss worldwide. New treatments, such as gene therapies and stem cell regeneration, require therapeutics to be introduced the subretinal space due poor diffusion active component retina. Subretinal injections a difficult risky surgical procedure have been suggested candidate for robot-assisted surgery. We propose different actuation paradigm existing robotic approaches using remote magnetic navigation...

10.1109/tbme.2020.2996013 article EN IEEE Transactions on Biomedical Engineering 2020-05-20

Abstract Compliant mechanisms gain motion through the elastic deformation of monolithic flexible elements. The geometric design freedom metallic additive manufacturing enables fabrication complex and three-dimensional (3D) compliant elements within previously too complicated to produce. However, manufactured faces various challenges restrictions, such as avoiding critical overhanging geometries minimizing amount support structure, which has been reported in a few cases. This paper presents...

10.1115/1.4048220 article EN cc-by Journal of Mechanical Design 2020-08-31

Micro-additive manufacturing techniques have the potential to meet demand for miniaturised functional components minimally invasive surgical instruments. These create monolithic, compliant mechanisms with micro-sized free-form structures that can be tailored patient-specific procedures. The automated design synthesis of using building blocks results in are shape-programmable. This is achieved through an algorithmic-based computational workflow, which automatically converts user-specified 2D...

10.1080/17452759.2023.2174146 article EN cc-by Virtual and Physical Prototyping 2023-02-28

Additive manufacturing (AM) facilitates the fabrication of compliant mechanisms through its free-form and design customisation capabilities. Specifically, properties kinetic such as springs can be extended with regards to their inherent (non-)linear stiffness functions. This allows for AM according user preferences. By combining synthesis approach building blocks structural optimisation AM, it is possible define customise spring functionalities. The process employs an automated computational...

10.1080/17452759.2023.2178941 article EN cc-by Virtual and Physical Prototyping 2023-03-26
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