Syringe assembly
First Claim
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1. A syringe assembly, comprising:
- a barrel having a chamber for retaining fluid;
a plunger having one end received in the chamber for pumping fluid out of the chamber;
extension means having a passageway extending through the extension means and communicating with the syringe chamber; and
valve means associated with the extension means and communicating with said passageway, said valve means actuating at a predetermined pressure to relieve pressure in the passageway.
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Abstract
A syringe assembly comprising, a syringe having a chamber for retaining fluid, and a plunger having one end received in the chamber for pumping fluid out of the chamber. The syringe assembly has means for limiting the amount of pressure generated by the syringe during pumping of fluid.
57 Citations
3 Claims
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1. A syringe assembly, comprising:
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a barrel having a chamber for retaining fluid; a plunger having one end received in the chamber for pumping fluid out of the chamber; extension means having a passageway extending through the extension means and communicating with the syringe chamber; and valve means associated with the extension means and communicating with said passageway, said valve means actuating at a predetermined pressure to relieve pressure in the passageway. - View Dependent Claims (2, 3)
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Specification