Injection syringe

Details Injection syringe Injection syringe

1992-11-06

1994-04-19

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

604223, 604228, 604236, 604247, 222383, A61M 5178, A61M 5315

Patent

active

053041470

ABSTRACT:
An injection syringe useful in the medical arts for injecting high viscosity fluids or pastes, particularly in endoscopic applications. The syringe includes a force multiplying mechanism to infuse viscous medicaments such as collagen or polytetrafluoroethylene paste, with a controlled metering action. The force multiplying mechanism is provided by the combination of lower piston cylinder chamber that intersects with an upper cylinder chamber, wherein the piston is connected to a piston advancing means on a lever pivot arm.

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