Elastomeric plunger tip for a syringe

Details Elastomeric plunger tip for a syringe Elastomeric plunger tip for a syringe

1978-08-21

1980-08-05

Yasko, John D.

Surgery

Truss

Pad

128218P, A61B 500

Patent

active

042157013

ABSTRACT:
An elastomeric plunger tip for syringes comprises a compressible, elastomeric material having a durometer of about 35 to about 75 when measured on the Shore A scale and maintains its resilience at temperatures at least as low as 0.degree. C. The plunger tip is provided with a peripheral annular wiper lip extending axially forwardly and radially outwardly into sealing contact with the syringe barrel.

REFERENCES:
patent: 786697 (1905-04-01), Wackenhuth
patent: 1948982 (1934-02-01), Cutter
patent: 2419401 (1947-04-01), Hinds
patent: 2766754 (1956-10-01), Hill
patent: 3147753 (1964-09-01), Nogier et al.
patent: 3662753 (1972-05-01), Tassell
patent: 3890956 (1975-06-01), Moorehead
patent: 4057052 (1977-11-01), Kaufman et al.

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