Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1994-08-10
1995-11-14
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604195, A61M 532
Patent
active
054662265
ABSTRACT:
An injection assembly comprising a liquid container with an outflow opening and a piston displaceable therein, a suction needle with a needle fitting which is adapted to be releasably fitted in the outflow opening of the liquid container, and an injection needle with a needle fitting which is adapted to be permanently fixed on the outflow opening of the liquid container, said assembly further comprising an auxiliary coupling part which is fixed in the outflow opening of the liquid container, which is connected with the needle fitting of the injection needle and which comprises second coupling means which are permanently coupled with the first coupling means of the piston in the presence of the injection needle, which coupling cannot take place in the presence of the suction needle.
REFERENCES:
patent: 5047016 (1991-09-01), Dolgin et al.
patent: 5098390 (1992-03-01), Wallingford
patent: 5188597 (1993-02-01), Sweeney et al.
patent: 5263934 (1993-11-01), Haak
patent: 5318536 (1994-06-01), Williams
patent: 5328475 (1994-07-01), Chen
patent: 5364359 (1994-11-01), van den Haak
A.P.I.S. Medical B.V.
Cermak Adam J.
Yasko John D.
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