Specially designed syringes for dispensing granular or...

Details Specially designed syringes for dispensing granular or... Specially designed syringes for dispensing granular or...

2008-04-15

2008-04-15

Sirmons, Kevin C. (Department: 3767)

Surgery

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

Treating material introduced into or removed from body...

C604S192000, C604S500000

Reexamination Certificate

active

10995571

ABSTRACT:
An apparatus and method for delivering a granular or powdered material, e.g., a bone growth promoting material. The inventive syringe apparatus includes a syringe barrel having a proximal and distal end, a lid attached to the syringe barrel that is selectively movable between an open and closed position relative to the syringe barrel, and biasing means for biasing the lid toward a closed position relative to the syringe barrel. The biasing means may comprise a leaf spring, coiled spring, or elastomeric material. The syringe barrel may be straight or curved.

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