Inflation deflation syringe assembly for use in angioplasty proc

Details Inflation deflation syringe assembly for use in angioplasty proc Inflation deflation syringe assembly for use in angioplasty proc

1994-08-02

1996-04-16

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604209, 604 99, A61M 2900, A61M 500

Patent

active

055077277

ABSTRACT:
This invention relates to a syringe assembly which includes a housing having a barrel having a forward fluid discharge end; a plunger disposed within said barrel and having a threaded rod extending therefrom; a threaded nut element for engaging said threaded rod for threaded advancement of said plunger relative to said barrel; and a control lever for positively engaging and positively disengaging said threaded nut element with said threaded rod, said control lever having a first arm member connected to said threaded nut element and being pivotably mounted for pivot between an engaged position wherein said first arm member positively engages said threaded nut element with said threaded rod, and a disengaged position wherein said first arm member positively disengages said threaded nut element from said threaded rod.

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patent: 5306248 (1994-04-01), Barrington

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