Apparatus for treating blood

Details Apparatus for treating blood Apparatus for treating blood

1996-09-18

1998-07-21

Weiss, John G.

Surgery

Container for blood or body treating material, or means used...

Means for indicating condition of container content

604406, A61B 1900

Patent

active

057828725

ABSTRACT:
For an apparatus for the extra-corporal treatment of blood wherein blood is supplied from a body to a vacuum bottle via a conduit, an insertion spike for piercing a closure plug of a vacuum bottle has a front end with a pointed tip and includes a first passage extending from the front end to a connecting piece for connection to a gas supply means, the front end having a perforated side wall for the diffused discharge of gases admitted through the first passage and a second passage having means for connection to a blood conduit and extending to an opening in the side of the insertion spike adjacent the perforated side wall.

REFERENCES:
patent: 3797521 (1974-03-01), King
patent: 3822700 (1974-07-01), Pennington
patent: 4211588 (1980-07-01), Raines
patent: 4573993 (1986-03-01), Hoag et al.
patent: 4822351 (1989-04-01), Purcell
patent: 4826500 (1989-05-01), Rautsola
patent: 4834744 (1989-05-01), Ritson
patent: 4857068 (1989-08-01), Kahn
patent: 5445630 (1995-08-01), Richmond

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