Blood collection assembly including clot-accelerating glass insert
AssigneeBecton, Dickinson and Company
InventorNicholas A. Grippi
Life of this patent
Estimating the term…
Abstract
A blood collection assembly includes a tube, preferably plastic, an elastomeric stopper and a siliceous insert immobilized in the tube under the stopper. In a method for taking a blood sample using the assembly, the stopper is punctured and the sample is discharged onto the insert to initiate clotting.
Claims7
A blood collection assembly comprising:
- a) a container having a bottom wall and a side wall defining an open end;
- b) a stopper in said open end, said bottom wall, side wall and stopper defining an interior volume of said container;
- and
- c) a clot activating siliceous insert permanently immobilized by an interference fit within said stopper.
A blood collection assembly comprising an evacuated plastic tube having a bottom wall, a side wall defining an open end, a puncturable stopper in said open end, said stopper including annular upper and lower portions, said lower portion defining a well, and a siliceous clot-activating insert permanently immobilized by an interference fit with a side wall of said well.
Dependencies are inferred from the claim text.