US Patent No: 4,735,606

Number of patents in Portfolio can not be more than 2000

Chest drainage apparatus

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

A medical underwater seal, chest drainage apparatus is provided which includes a catheter having a main lumen and an auxiliary lumen for insertion into a chest cavity to be drained of body fluid. The main lumen is connected to a drainage collection device and the auxiliary lumen is adapted to be connected to a variable setting venting valve so that an adjustable flow rate of air from the atmosphere can flow into the auxiliary lumen for venting the cavity.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
SHERWOOD SERVICES AGNEUHAUSEN AM RHEINFALL523

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Davison, Thomas W - 50 1772

Cited Art

Patent Info (Count) # Cites Year
 
ABBOTT LABORATORIES (1)
4,363,321 I.V. Administration flow rate gauge 4 1981
 
NOVATEC MEDICAL PRODUCTS, INC.- HEMOCIRCUIT SYSTEM (1)
4,382,442 Thoracostomy pump-tube apparatus 10 1980
 
SHERWOOD SERVICES AG (1)
4,372,336 Chest drainage unit 37 1980
 
SUPERIOR HEALTHCARE GROUP, INC. (1)
4,300,550 Suction and oxygenation catheter 80 1980

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
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7,896,856 Wound packing for preventing wound closure 0 2002
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7,988,680 Vacuum therapy and cleansing dressing for wounds 2 2005
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BOSTON SCIENTIFIC SCIMED, INC. (9)
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MEDELA HOLDING AG (2)
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ISCIENCE INTERVENTIONAL CORPORATION (1)
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MICROTEK MEDICAL, INC. (1)
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OCTIC MEDICAL DEVICES, LLC (1)
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RESEARCH MEDICAL, INC. (1)
5,336,170 Surgical site visualization wand 19 1992
 
SCIMED LIFE SYSTEMS, INC. (1)
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THE SPECTRANETICS CORPORATION (1)
8,104,483 Multi-port light delivery catheter and methods for the use thereof 0 2006
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (5)
4,969,878 Thick-walled flexible probe for insertion in the trachea or respectively in the bronchial system 21 1988
5,199,944 Automatic smoke evacuator system for a surgical laser apparatus and method therefor 56 1991
5,370,610 Surgical drainage tube system 69 1993
5,458,138 Nasopharyngeal fluid suction device 6 1993
8,439,893 System and method for efficient drainage of body cavity 0 2003