Drug delivery device

Details Drug delivery device Drug delivery device

1988-07-14

1989-07-11

Yasko, John D.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604275, 604263, A61M 5315

Patent

active

048468010

ABSTRACT:
A drug delivery device includes a cylinder having a large diameter and a drug delivery member coaxially fitted to one end of the cylinder and in fluid communication therewith, the drug delivery member having a diameter substantially smaller than that of the cylinder. Drug delivery orifices are formed only at a side wall of the drug delivery member at an end thereof opposite the cylinder. A plunger fittable into an end of the cylinder opposite the drug delivery member has a disc portion and a central projection which fits into the drug delivery member. A cap covering the drug delivery member has an annular projection on the inside thereof for sealing the drug delivery member.

REFERENCES:
patent: 47248 (1965-04-01), Wheelock
patent: 3486503 (1969-12-01), Porter et al.
patent: 3738539 (1973-06-01), Beich
patent: 3823715 (1974-07-01), Holanek et al.

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