Multimodal ultrasound training system
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1. A medical procedure training system for simulating ultrasound, imaging and ultrasound-guided medical procedures, the system comprising:
- a control device;
a graphical interface connected to the control device providing a plurality of interface sections, wherein a first interface section displays a digital video and a second interface section displays a virtual anatomical model and a three-dimensional ultrasound probe model, wherein the digital video comprises actual images previously recorded by scanning a live subject as well as simulated images, the actual images including a depiction of a muscle layer, the simulated images being modified actual images, the simulated images removing the depiction of the muscle layer from the actual images, where the actual images and simulated images are correlated to a position of the three-dimensional ultrasound probe model relative to the virtual anatomical model; and
a user input device connected to the control device, the user input device comprising a motion sensor, the motion sensor detecting a position of the input device and a pointing direction of the input device,wherein, the graphical interface displays dynamic actual and simulated images corresponding to signals provided by the user input device, the signals corresponding to a spatial orientation, of the three-dimensional ultrasound probe model in relation to an area of examination of the virtual anatomical model, as determined from the position of the input device and the pointing direction of the input device, andwherein the system is configured to simulate ultrasound imaging and ultrasound-guided medical procedures through system feedback.
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Abstract
The present invention teaches a medical procedure training system based on a PC platform that provides multimodal education within a virtual environment. The system integrates digital video, three-dimensional modeling, and force-feedback devices for the purpose of training medical professionals medical procedures.
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Citations
19 Claims
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1. A medical procedure training system for simulating ultrasound, imaging and ultrasound-guided medical procedures, the system comprising:
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a control device; a graphical interface connected to the control device providing a plurality of interface sections, wherein a first interface section displays a digital video and a second interface section displays a virtual anatomical model and a three-dimensional ultrasound probe model, wherein the digital video comprises actual images previously recorded by scanning a live subject as well as simulated images, the actual images including a depiction of a muscle layer, the simulated images being modified actual images, the simulated images removing the depiction of the muscle layer from the actual images, where the actual images and simulated images are correlated to a position of the three-dimensional ultrasound probe model relative to the virtual anatomical model; and a user input device connected to the control device, the user input device comprising a motion sensor, the motion sensor detecting a position of the input device and a pointing direction of the input device, wherein, the graphical interface displays dynamic actual and simulated images corresponding to signals provided by the user input device, the signals corresponding to a spatial orientation, of the three-dimensional ultrasound probe model in relation to an area of examination of the virtual anatomical model, as determined from the position of the input device and the pointing direction of the input device, and wherein the system is configured to simulate ultrasound imaging and ultrasound-guided medical procedures through system feedback. - View Dependent Claims (2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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3. A medical procedure training system for simulating ultrasound imaging and ultrasound-guided medical procedures, the system comprising:
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a control device; two graphical interfaces connected to the control device, wherein a first graphical interface displays a three-dimensional model and a second graphical interface displays a digital video, the digital video comprising actual images previously recorded by scanning a live subject as well as simulated images, the actual images including a depiction of a muscle layer, the simulated images being modified actual images, the simulated images removing the depiction of the muscle layer from the actual images; and a user input device connected to the control device, the user input device comprising a motion sensor, the motion sensor detecting a position of the input device and a pointing direction of the input device, wherein the graphical interface displays dynamic actual and simulated images corresponding to signals provided by the user input device, the signals corresponding to a spatial orientation of the user input device as determined from a position of the input device and a pointing direction of the input device, and wherein the system is configured to simulate ultrasound imaging and ultrasound-guided medical procedures through system feedback.
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17. A method of operating a multimodal medical training system, comprising the steps of:
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selecting a first simulated medical procedure from a library; displaying images on a graphical interface, the images corresponding to the simulated medical procedure; receiving a first input from a first user input device, wherein the first user input device is a motion sensor, the motion sensor detecting a position of the input device and a pointing direction of the input device; processing the first input in relation to the simulated medical procedure; displaying images corresponding to the first user input device, the first user input device images comprising actual images previously recorded by scanning a live subject as well as simulated images, the actual images including a depiction of a tissue layer, the simulated images being modified actual images, the simulated images removing the depiction of the tissue layer from the actual images, where the actual images and simulated images correspond to the position of the input device and the pointing direction of the input device; receiving a second input from a second user input device, wherein the second user input device is a force-feedback device simulating a medical tool; processing the second input in relation to the simulated medical procedure; modifying and displaying images corresponding to the second user input device; providing force-feedback signals to the second user input device; receiving input from the second user input device based upon the force-feedback signals; and determining whether the simulated medical procedure reached a desired end point. - View Dependent Claims (18, 19)
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Specification