Surgery – Truss – Pad
Patent
1984-02-09
1987-02-17
Kamm, William E.
Surgery
Truss
Pad
604221, 604228, 604236, 604249, A61B 514
Patent
active
046431985
ABSTRACT:
A blood extraction cannula cap is provided with a skirt which can be inserted over a tube for receiving the blood, the upper portion of the skirt being closed and having a cannula bore for receiving a needle and a push button resiliently mounted on the end of the cap with the push button being connected to a closing member which closes a bore connecting the cannula to the interior of the cap.
REFERENCES:
patent: 3064696 (1962-11-01), Gruenewald
patent: 3223173 (1965-12-01), Paul, Jr.
patent: 3480009 (1969-11-01), Sinai
patent: 3754644 (1973-08-01), Hampel
patent: 4194653 (1980-03-01), Brown
patent: 4215701 (1980-08-01), Raitto
patent: 4320770 (1982-03-01), Etherington et al.
patent: 4326541 (1982-04-01), Eckels
patent: 4479592 (1984-10-01), Rusing et al.
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