Float chamber and sleeve for use in a chest drainage device
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United States of America Patent
Stats
-
Feb 19, 1991
Grant Date -
N/A
app pub date -
Oct 31, 1989
filing date -
Oct 31, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A chest drainage device having a collection chamber, a water seal chamber and a suction control chamber wherein the suction control chamber includes first and second columns wherein the top end of the first column is open to the atmosphere and the top end of the second column is in flow communication with a vacuum source and water seal chamber and wherein the bottom end of the first and second columns are in flow communication with a float chamber and ballast sleeve to increase the effective dynamic water height of liquid in the suction control chamber and to decrease the overall height of the suction control chamber of the chest drainage device while maintaining the same operational vacuum pressure range as previous chest drainage devices.
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Family
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