Apparatus for Circumferential Suction Step Multibiopsy of the Esophagus or Other Luminal Structure with Serial Collection, Storage and Processing of Biopsy Specimens within a Removable Distal Cassette for In Situ Analysis
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United States of America Patent
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Issued Date -
May 14, 2009
app pub date -
Jan 20, 2006
filing date -
Jan 21, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A circumferential suction step multibiopsy apparatus for performing a medical procedure has an elongated flexible member with an aperture extending longitudinally therethrough and an actuator positioned within the aperture. The open tube shaft is connected to a side arm for suction or irrigation including radiopaque contrast and dye staining. There is a cassette removably connected to the actuator for cutting and serially collecting biopsy specimens, for in situ chemical, biological or genetic testing by immediate reaction with the biopsy specimens before metabolic changes, degradation or contamination can occur or for fixation, staining and other processing and analysis.
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