Blood-sampling tube

Details Blood-sampling tube Blood-sampling tube

1986-01-24

1987-05-12

Norton, Donald F.

Bottles and jars

Closures

Retained by bonding or adhesive means

215247, B65D 4120

Patent

active

046642749

ABSTRACT:
A blood-sampling tube assembly comprises a cap fitted onto the open end of a blood-sampling tube and having inner and outer walls between which the walls of the tube is snugly received. According to the invention, the cap is formed with an outwardly open and upwardly open compartment containing a self sealing membrane pierceable by a needle and held in place by a laminate, e.g. aluminum foil and a heat sealing layer, bonded to an end wall of the cap bridging the inner and outer walls and closing the membrane within the compartment.

REFERENCES:
patent: 2603218 (1952-07-01), Rane
patent: 2783908 (1957-03-01), Winfield
patent: 4254884 (1981-03-01), Maruyama

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