Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1994-02-07
1995-04-25
Rosenbaum, C. Fred
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604187, 604 43, 604 38, A61M 500
Patent
active
054094658
ABSTRACT:
An improved syringe having a double walled barrel, a first tip communicating with the interior of the barrel, a plunger slideable within the barrel for delivering impression material through the first tip, and a second tip communicating with the space between the walls of the barrel for delivering a cleansing fluid about the impression material.
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patent: 4897079 (1990-01-01), Zaleski et al.
patent: 5078691 (1992-01-01), Hamacher
Boggs Michael S.
Lowry William
Rosenbaum C. Fred
Speray Robert M.
Van Over Perry E.
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