Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 20 for “"Surgical tools"”.
-
Hierarchical, informed and robust machine learning for surgical tool management
… based system for the intelligent management of surgical tools. The work accomplished included the development of a new dataset, creation of state of the art techniques to cope with volume, variety and vision problems, and designing or adapting algorithms to address specific surgical tool …
-
Design and development of systems and methods for interventional surgical robot
… visual and force feedback, while navigating surgical tools during endovascular (guidewire/catheter) procedures, elevates the risk of surgical error. Further, long-term exposure to x-ray and radiation is a potential occupational hazard for health care providers. Current endovascular robotic …
-
Design and development of estimation and control system for robot-assisted surgery.
… measuring spatial information related to surgical tools, detecting tools within a surgical context, maneuvering tools to avoid collisions, and consistently executing repetitive tasks such as cutting and stitching. Specifically, obtaining accurate spatial feedback regarding the position, …
-
An investigation of cochlear dynamics in surgical and implanation processes
… impact on the cochlear dynamics corresponding to surgical tools, processes and hearing implants such that these can be designed more appropriately in the future. The results suggest that enhanced performance of implants can be achieved by optimisation of the location with respect to the cochlea …
-
Design of an endoscope lens shielding device for use in laparoscopic procedures
Laparoscopic surgical tools and techniques have revolutionized many gynecological and abdominal procedures, leading to dramatic reductions in recovery time and scarring for the patient. While techniques and instruments for performing laparoscopic surgery have improved over the years, loss of vision …
-
DEEP REINFORCEMENT LEARNING FOR ROBOT-ASSISTED SURGICAL TRAINING
… compared to open surgery. Dexterous and complex surgical tools are needed to overcome the limits to operational motion due to smaller incisions. There is also a need to have proficient operation skill in a narrow space. As a result, training time of trainee surgeons is extended. To shorten the …
-
Dynamic Discriminant Analysis with Applications in Computational Surgery
… involves the use of new technologies to improve surgical safety and patient outcomes. Two open problems in this field include smart surgical tools for identifying tissues via backend sensing, and classifying surgical skill level using laparoscopic tool motion. Prior work in these fields has been …
-
Operating Room Awarness and Supervision in the Context of Laparoscopy
… edge of the trocar and of markers both on the surgical tools shaft and in the operating room. The first goals are to make surgeries cheaper and safer. Thanks to this system many different applications can be imagined: from the training of laparoscopist by the recognition of surgical procedure …
-
Design and Manufacturing of a Lead Screw Robotic Gripper
… to rescue trapped animals underwater to holding surgical tools in precise locations during an operation, robotic grippers have proved to be useful for many functions that are tedious, dangerous and difficult for the human hand to perform. The MIT MRL needs a robotic gripper to attach to a …
-
OPTICAL COHERENCE TOMOGRAPHY FOR NEUROSURGEY AND CANCER RESEARCH
… has the potential to transform the paradigm of surgical guidance and preclinical animal studies. The design and development of OCT devices for neurosurgery guidance and novel imaging algorithms for monitoring anti-cancer therapy have been pursued in this work. A forward-imaging needle-type OCT …
-
Design and development of robotic system for endovascular procedures
… surgery, surgeons have complete control on the surgical tool, but in the case of endovascular procedures, a highly flexible tool, which is operated from distal end provides an indirect control. Moreover, the operating end of these flexible tools inside a patient are controlled from distal end, …
-
Systems Theoretic Process Analysis of Sociotechnical Systems
… doctors must be able to use their computerized surgical tools to treat their patients successfully, airplane pilots must be able to operate the required controls for takeoff and landing, and regulators must be able to interpret the data they receive to make critical decisions. However, designing …
-
Mitigating IPMC Back Relaxation Through Feedforward and Feedback Control of Patterned Electrodes
… could be improved. For instance, IPMC-guided surgical tools could be controlled more precisely, gripping strength could be increased for an IPMC-powered hand prosthesis, and IPMC-based underwater autonomous systems could have enhanced maneuvering. The contribution of this work is the use of …
-
XMARCUS: A Pathway Towards Remote Robotic Surgery Coaching
… overall direction of robotic surgery to enhance surgical training. We also discuss application towards future directions of translational medicine, adoption of surgical tools, and innovation within medicine. XMARCUS indicates the possibility of another artificial intelligence winter within …
-
Tethered Magnetic Serial Robots for Minimally Invasive Neurosurgery
… demand for smaller, more manoeuvrable, surgical robot tools to reduce the invasiveness of neurosurgical procedures. A magnetic approach to surgical robots could enable smaller tools, but no viable magnetic robot approach exists. Existing magnetic approaches to surgical tasks involve …
-
Advances in real-time thoracic guidance systems
… uses wired electromagnetic tracking to guide surgical tools for image guided surgery: IGS). Utilizing real-time EM position monitoring, a prototype system was developed to guide a therapeutic linear accelerator to follow a moving target: tumor) within the lung/abdomen. In a clinical setting, …
-
Enhancing safety in telerobotic surgery via haptic feedback
… that goes inside the patient's body to perform surgical procedures. The end-effector of the instrument arm is equipped with different kinds of surgical tools, e.g., grasper, cutter, needle driver, suction irrigator, etc. The stereo vision streaming from the arm that equipped with the endoscope …
-
Finite Element Modeling Driven by Health Care and Aerospace Applications
… MRI allows the surgeon to view the location of surgical tools relative to the preoperative anatomical (MRI) or functional data (DT-MRI, fMRI), thereby avoiding damage to eloquent areas during tumor resection. This thesis presents a deformable registration framework that utilizes multi-tissue …
-
Machine learning and interactive real-time simulation for training on relevant total hip replacement skills.
… in the medical sector to help trainees mastering surgical abilities by providing them with unlimited training opportunities. Total Hip Replacement (THR) is a procedure that can benefit significantly from VR/AR training, given its non-reversible nature. From all the different steps required while …
-
Endothelial Cell-Specific Knockout of Meis1 Protects Ischemic Hindlimb Through Vascular Remodeling
… only relieve the clinical symptoms while the surgical therapies (e.g., bypass or endarterectomy) require grafting vessels from a healthy organ to the diseased limb of the patient. However, even with these therapeutic techniques, 30% of patients still undergo limb amputation within a year. …