Fluid delivery device needle retraction mechanisms, cartridges and expandable hydraulic fluid seals

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United States of America Patent

PATENT NO 9795735
SERIAL NO

14259897

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Abstract

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A fluid delivery device includes an automatic needle retraction mechanism configured to automatically retract a delivery end of a needle into a housing. In one embodiment, the needle assembly is configured to automatically withdraw the delivery end of the needle into the housing upon an actuator moving from the first position to the second position. In one embodiment, the needle assembly is configured to automatically withdraw the delivery end of the needle into the housing upon decoupling a bottom surface of the housing from a skin surface.

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Patent Owner(s)

Patent OwnerAddress
MANNKIND CORPORATION1 CASPER STREET DANBURY CT 06810

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dube,, Jr Daniel A Putnam, US 4 148
Jenkins, Geoffrey H Wayland, US 13 672
Johnson, Matthew P Boylston, US 11 285
Levesque, Steven F North Pembroke, US 46 1538
Standley, Robert L Acton, US 17 462

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