Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1993-12-06
1995-11-21
Rosenbaum, C. Fred
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604407, 141 27, 141 94, 7386301, A61M 500
Patent
active
054682339
ABSTRACT:
A hypodermic dosage measuring device to be utilized with a hypodermic syringe and a conventional drug vial, the dosage measuring device including a vial holding portion adapted to hold a head of the drug vial non-slidably therein, a syringe holding portion adapted to hold the syringe in a non-slidable position with a needle of the syringe disposed within the drug vial, and a dose adjustment portion, the dose adjustment portion including an elongate plunger holder and gear element, the plunger holder and gear element each including a plurality of teeth thereon such that movement of the gear element results in an elongate track segment of the plunger holder sliding in a longitudinal direction parallel to a length of the syringe. The plunger holder further including a plunger engagement segment extending perpendicularly from a proximal end of the track segment, the plunger engagement section being adapted to engage a plunger of the syringe such that longitudinal movement of the plunger holder results in corresponding longitudinal movement of the plunger of the syringe relative to a dosage holding area of the syringe, the precise dosage measure being indicated by dosage indicating indicia on the dose adjustment portion.
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Rosenbaum C. Fred
Stright Jr. Ronald K.
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