Surgery – Diagnostic testing – Detecting nuclear – electromagnetic – or ultrasonic radiation
Patent
1998-08-13
1999-10-19
Getzow, Scott M.
Surgery
Diagnostic testing
Detecting nuclear, electromagnetic, or ultrasonic radiation
600466, 604 96, A61B 814
Patent
active
059679905
ABSTRACT:
Surgical probe for use in minimally invasive surgery. The probe includes an elastic membrane tip portion which deforms upon contact with an object. The elastic membrane forms an enclosure containing fluid and an inside surface of the membrane includes a plurality of visible markings such as dots. A CCD camera forms an image of the dots and the image of the dots or a representation of the image of the dots is displayed on a video monitor. The probe also includes an ultrasound transducer which responds to frequency shifts to indicate motion of an object reflecting ultrasound energy. A speaker generates sounds related to the frequency shift as an indication of motion. The probe thus provides information about the surface of an object encountered during a minimally invasive procedure and also about motion of structures within the body.
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Jonathan Thierman "Surgical Probe for the Detection of Pulsing Blood Vessels and Embedded Lesions" 33 Pages, Engineering Senior Design Thesis, Harvard University (1998).
Brockett Roger W.
Ferrier Nicola J.
Thierman Jonathan
Getzow Scott M.
Imam Ali M.
President and Fellows of Harvard College
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