IMAGING PROBE WITH FLUID PRESSURIZATION ELEMENT

An imaging system for a patient comprises an imaging probe. The imaging probe comprises: an elongate shaft for insertion into the patient and comprising a proximal end, a distal portion, and a lumen extending between the proximal end and the distal portion; a rotatable optical core comprising a prox...

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Bibliographische Detailangaben
Hauptverfasser: PETROFF, Christopher C, FLAHERTY, R. Maxwell, UGHI, Giovanni J, PETERSEN, Christopher L, BATTLES, Christopher A, FLAHERTY, J. Christopher, DOUK, Nareak
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An imaging system for a patient comprises an imaging probe. The imaging probe comprises: an elongate shaft for insertion into the patient and comprising a proximal end, a distal portion, and a lumen extending between the proximal end and the distal portion; a rotatable optical core comprising a proximal end and a distal end, and at least a portion of the rotatable optical core is positioned within the lumen of the elongate shaft; an optical assembly positioned proximate the distal end of the rotatable optical core, the optical assembly configured to direct light to tissue and collect reflected light from the tissue; a damping fluid positioned between the elongate shaft and the rotatable optical core and configured to reduce non-uniform rotation of the optical assembly; and a fluid pressurization element configured to increase the pressure of the damping fluid to reduce the presence of bubbles proximate the optical assembly.