1974-09-23
1976-07-13
Yasko, John D.
Surgery
Truss
Pad
128239, 32 22, A61M 1100
Patent
active
039687961
ABSTRACT:
A dental syringe having an angulated nozzle projecting from one end of a housing. Two coaxial valve operating buttons project from the other end of the housing and are axially operable to supply water, air or both to the nozzle. The operating buttons are connected to coaxial valves within the housing, one of the buttons and its valve being rotatable to change the angular position of the nozzle.
REFERENCES:
patent: 905250 (1908-12-01), Truman
patent: 1757473 (1930-05-01), Pieper
patent: 2029734 (1936-02-01), Meitzler
patent: 2919072 (1959-12-01), Corley, Jr.
patent: 3393676 (1968-07-01), Kummer et al.
patent: 3401691 (1968-09-01), Beu
patent: 3506002 (1970-04-01), Maurer et al.
patent: 3511235 (1970-05-01), Stram
Lutes Thomas G.
Yasko John D.
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