Johnson Medical Development Pte. Ltd.

Andrew L Cote, Sr

Thomas R Johnson

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.

Injection syringe

A balloon catheter is provided for treatment of hypertrophy of the prostate. The balloon is formed in a non-compliant transparent plastic sleeve fitted over a transparent plastic lumen. The distal end of the sleeve is secured to a fitting slidably mounted on the lumen.

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Peterborough, NH, United States of America

Andrew L Cote, Sr