Surgery – Means for introducing or removing material from body for... – Material introduced into and removed from body through...
Patent
1994-05-31
1996-01-16
Hirsch, Paul J.
Surgery
Means for introducing or removing material from body for...
Material introduced into and removed from body through...
604 49, A61M 3904, A61M 3924
Patent
active
054844010
ABSTRACT:
A method for treating a pleural effusion condition by establishing fluid communication with a pleural space, using a catheter attached to a valve that is normally closed but openable by the insertion of a tube in the side opposite the catheter. The catheter is implanted into the pleural space and is periodically accessed by inserting a tube into the valve on the side opposite the catheter to add or remove fluid to and from the pleural space using a negative pressure source.
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Freeman Shirley K.
Rodriguez Michael
Vivian Bonnie B.
Denver Biomaterials, Inc.
Hirsch Paul J.
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