DOSIS TERMINATION INDICATOR INDICATING THAT ALL PHARMACEUTICAL AGENT CONTAINED IN A SYRINGE HAS BEEN INJECTED
This invention provides an improvement in injection syringes by providing for a sound as an indication that the complete dose has been administered. The end of dose indicator (20) of this invention is operatively associated with the dose knob (15) of a injection syringe (1) which is raised to set th...
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Main Author | |
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Format | Patent |
Language | English |
Published |
31.12.1997
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Edition | 6 |
Subjects | |
Online Access | Get full text |
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Summary: | This invention provides an improvement in injection syringes by providing for a sound as an indication that the complete dose has been administered. The end of dose indicator (20) of this invention is operatively associated with the dose knob (15) of a injection syringe (1) which is raised to set the dose and pushed to inject the dose. The improvement comprises a means for producing a sound which is set to produce a sound when the dose knob (15) is pushed to the end of the dose and also includes a means (24) for resetting the above means when pressure is released from the dose knob (15) after the dose is injected. |
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Bibliography: | Application Number: PL19930300753 |