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Spatial and Temporal Registration of Asynchronous Multi-Sensors for Minimally Invasive Surgery Application

Authors:
Uddhav Bhattarai
Ali T. Alouani

Keywords: Sensors registration, Spatio-temporal calibration, Computer-assisted surgery, Multisensor System.

Abstract:
Current Minimally Invasive Surgery (MIS) technology, although advantageous compared to open cavity surgery in many aspects, has limitations that prevent its use for general purpose MIS. This is due to reduced dexterity, cost, and required complex training of the currently practiced technology. The main challenge in reducing the cost and amount of training is to have an accurate inner body navigation advisory system. As a first step in making minimally invasive surgery affordable and more userfriendly, quality images inside the patient as well as the surgical tool location should be provided automatically and accurately in real-time. The second step will be to provide the surgeon with an inner body Global Positioning System (GPS) like an advisory navigation system. This paper focuses on the first step: providing real-time information needed by the surgeon. This consists of real-time temporal and spatial calibration of heterogeneous asynchronous sensors that provide enough information needed to safely carry out MIS. The real-time asynchronous sensors registration algorithm has been successfully tested in the lab using a mannequin. The experimental temporal and spatial registration showed promising success for real-time tracking of the surgical tool as well as real-time display of the 2D information provided by the videoscope.

Pages: 9 to 14

Copyright: Copyright (c) IARIA, 2022

Publication date: July 24, 2022

Published in: conference

ISBN: 978-1-68558-017-9

Location: Nice, France

Dates: from July 24, 2022 to July 28, 2022