Apparatus and method for positioning patient
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United States of America Patent
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-
Oct 31, 2000
Grant Date -
N/A
app pub date -
Nov 10, 1998
filing date -
Nov 10, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Apparatus is disclosed for maintaining the position of a patient during a dical procedure such as imaging by position emission tomography (PET) or magnetic resonance imaging (MRI) or radiotherapeutic uses of medical procedures wherein maintaining a portion of the patient's body in a stationary position is important. The apparatus includes a system for tracking motion of the particular body portion of interest, such as the head, a computer for receiving signals from the tracking system, and determining if undesired motion of the body portion has occurred and, if so, issuing a corrective signal which through a plurality of motors effects repositioning of the body portion to the desired location. This monitoring and repositioning may take place at a very high frequency. A particular contemplated use is immobilizing and positioning of the head during brain scans. An associated method is disclosed.
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