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US 11,596,735 B2Granted
Medical injector system
AssigneeBayer HealthCare LLC
InventorsKevin Cowan, John Haury, Jared Neff
Life of this patent
Estimating the term…
Abstract
A syringe includes a body and a plunger movably disposed within the body. The syringe may be used with an injector including a drive member. The drive member preferably includes at least one pin adapted to form a retractable abutting connection with an interior of a plunger to enable the drive member to retract the plunger with the body of the syringe.
Claims24
A syringe comprising:
- a syringe body;
- and
- a plunger disposed within the syringe body and engageable with a piston of a fluid injector to move the plunger within the syringe body, the plunger comprising:
- a base having a circumferential wall with an inner surface;
- a ledge projecting inwardly from the inner surface;
- at least one rib projecting inwardly from the inner surface proximal to the ledge;
- and
- a cover attached to the base, the cover having an outer surface at least a portion of which is in contact with an inner surface of the syringe body.
5 more elements
An adapter for a syringe comprising:
- a base having a circumferential wall with an inner surface;
- a ledge projecting inwardly from the inner surface;
- and
- at least one rib projecting inwardly from the inner surface proximal to the ledge,
- wherein the ledge is configured to engage one or more retractable pins on an abutment section of a piston of a fluid injector.
2 more elements
A plunger configured for being movably disposed within a body of a syringe, the plunger comprising:
- a base having a circumferential wall with an inner surface;
- a ledge projecting inwardly from the inner surface;
- at least one rib projecting inwardly from the inner surface proximal to the ledge;
- and
- a cover attached to the base member, the cover having an outer surface at least a portion of which is configured for engaging an inner surface of the body of the syringe,
- wherein the plunger is engageable with a piston of a fluid injector to move the plunger within the body of the syringe.
3 more elements
Dependencies are inferred from the claim text.