
US Patent No: 5,074,839
Number of patents in Portfolio can not be more than 2000
Blood transfer apparatus
Stats
-
Dec 24, 1991
Issued date -
Aug 24, 1989
filing date -
07/397,877
serial no -
Expired
status
Importance
Abstract
Blood and gas transfer apparatus comprises a substantially rigid receptacle; a collapsible bag in the receptacle, there being space formed between the bag and receptacle; structure in the receptacle forming first porting communicating with the bag and via which blood may be transferred into and out of the bag, and second porting communicating with that space between the bag and receptacle for selectively transferring gas into and out of the space; whereby in a first mode of operation blood may be drained into the bag via the first porting, and gas may be removed from the space via the second porting, and in a second mode of operation, blood may be drained from the bag via the first porting, and gas may be introduced into the space via the second porting, the structure including neck means on the receptacle and a cap received on the neck and forming the first and second porting.
First Claim
Related Publications
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 4,753,613 Electrical contact module and housing | 11 | 1985 | |
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| 4,781,707 Process and apparatus for collecting blood from a body cavity for autotransfusion | 53 | 1986 | |
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| 4,767,417 Drainage device for collecting liquids from a body cavity | 25 | 1986 | |
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| 4,573,992 Apparatus for receiving and reinfusing blood | 57 | 1983 | |
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| 4,700,861 Container cap for liquid transfer | 21 | 1986 | |
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| 4,397,643 Drainage collection device with disposable liner | 45 | 1981 | |
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| 4,642,088 Apparatus for receiving and reinfusing blood | 30 | 1985 | |
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| 4,850,964 Blood collection device | 17 | 1987 | |