Patent ID: 7883490

Claim:
A mixing and delivery medical syringe system, comprising: a syringe barrel including an upper compartment and a lower compartment; wherein the upper compartment and the lower compartment are detachably connectable to each other; a failure membrane disposed in the upper compartment; wherein the failure membrane is planar and includes: a first peripheral region having a first thickness, a second region connected to the first peripheral region, the second region having a second thickness less than the first thickness, a third region connected to the second region, the third region having a third thickness that is equal to the first thickness, a fourth region connected to the third region, the fourth region having a fourth thickness that is less than the first thickness and that is greater than the second thickness, and a fifth peripheral region connected to the fourth region, the fifth peripheral region having a fifth thickness that is equal to the first thickness; a vial of embolic material disposed in the upper compartment; a vial of contrast agent disposed in the lower compartment; and a plunger having a base.