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  1. Article

    Open Access

    A generic scope actuation system for flexible endoscopes

    A scope actuation system assists a surgeon in steering a scope for navigating an operative field during an interventional or diagnostic procedure. Each system is tailored for a specific surgical procedure. The...

    Sofia Basha, Mohammad Khorasani, Nihal Abdurahiman, Jhasketan Padhan in Surgical Endoscopy (2024)

  2. Article

    Open Access

    User interfaces for actuated scope maneuvering in surgical systems: a sco** review

    A variety of human computer interfaces are used by robotic surgical systems to control and actuate camera scopes during minimally invasive surgery. The purpose of this review is to examine the different user i...

    Hawa Hamza, Victor M. Baez, Abdulla Al-Ansari, Aaron T. Becker in Surgical Endoscopy (2023)

  3. Article

    Open Access

    Scope actuation system for articulated laparoscopes

    An articulated laparoscope comprises a rigid shaft with an articulated distal end to change the viewing direction. The articulation provides improved navigation of the operating field in confined spaces. Furth...

    Nihal Abdurahiman, Mohammad Khorasani, Jhasketan Padhan in Surgical Endoscopy (2023)

  4. No Access

    Article

    Tilt Assembly: Algorithms for Micro-factories That Build Objects with Uniform External Forces

    We present algorithmic results for the parallel assembly of many micro-scale objects in two and three dimensions from tiny particles, which has been proposed in the context of programmable matter and self-asse...

    Aaron T. Becker, Sándor P. Fekete, Phillip Keldenich, Dominik Krupke in Algorithmica (2020)

  5. No Access

    Article

    Particle computation: complexity, algorithms, and logic

    We investigate algorithmic control of a large swarm of mobile particles (such as robots, sensors, or building material) that move in a 2D workspace using a global input signal (such as gravity or a magnetic fi...

    Aaron T. Becker, Erik D. Demaine, Sándor P. Fekete, Jarrett Lonsford in Natural Computing (2019)

  6. Article

    Open Access

    Simultaneous steering and imaging of magnetic particles using MRI toward delivery of therapeutics

    Magnetic resonance navigation (MRN) offers the potential for real-time steering of drug particles and cells to targets throughout the body. In this technique, the magnetic gradients of an MRI scanner perform i...

    Ouajdi Felfoul, Aaron T. Becker, Georgios Fagogenis, Pierre E. Dupont in Scientific Reports (2016)